1. Manuals
  2. Brands
  3. Huawei Manuals
  4. Air Conditioner
  5. NetCol5000-C
  6. User manual

Huawei NetCol5000-C User Manual

Chilled water-cooled in-row precision air conditioner
Hide thumbs Also See for NetCol5000-C:
Table of Contents

Advertisement

Quick Links

Download this manual
NetCol5000-C Chilled Water-Cooled In-Row
Precision Air Conditioner
V200R001C01

User Manual

Issue
02
Date
2013-12-10
HUAWEI TECHNOLOGIES CO., LTD.
Part Number: 31010NRB

Advertisement

Table of Contents
loading

Related Manuals for Huawei NetCol5000-C

Summary of Contents for Huawei NetCol5000-C

  • Page 1: User Manual

    Part Number: 31010NRB NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner V200R001C01 User Manual Issue Date 2013-12-10 HUAWEI TECHNOLOGIES CO., LTD.
  • Page 2 Notice The purchased products, services and features are stipulated by the contract made between Huawei and the customer. All or part of the products, services and features described in this document may not be within the purchase scope or the usage scope. Unless otherwise specified in the contract, all statements, information, and recommendations in this document are provided "AS IS"...

  • Page 3: About This Document

    About This Document About This Document Purpose This document describes the NetCol5000-C chilled water-cooled in-row precision air conditioner (NetCol5000-C for short), in terms of its product description, installation, commissioning, controller, operation and maintenance (O&M). Intended Audience This document is intended for: ...
  • Page 4 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual About This Document Symbol Description NOTICE is used to address practices not related to personal injury. Calls attention to important information, best practices and tips. NOTE is used to address information not related to personal injury, equipment damage, and environment deterioration.

  • Page 5: Table Of Contents

    3.8 Checking the Pressure ..............................28 3.9 Securing the NetCol5000-C to the Ground ......................... 29 3.10 Securing the NetCol5000-C onto a Support ......................31 3.11 Connecting the NetCol5000-C with a Server Cabinet in Parallel ................33 3.12 Connecting Pipelines ..............................33 Issue 02 (2013-12-10) Huawei Proprietary and Confidential Copyright ©...
  • Page 6 3.14 Checking After Installation ............................49 4 Power-On Commissioning ......................50 4.1 Commissioning Preparations ............................50 4.2 Setting Parameter ................................ 50 4.2.1 Powering On the NetCol5000-C ..........................50 4.2.2 Commissioning Procedure ............................51 4.3 Follow-up Procedure ..............................53 5 Controller Operate Guide......................54 5.1 LCD ....................................
  • Page 7 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual Contents 5.10.3 Delete Historical Alarms ............................65 5.11 Settings ..................................66 5.11.1 User Settings ................................68 5.11.2 Communications Settings ............................70 5.11.3 Alarm Settings ................................ 71 5.11.4 System Settings ..............................73 5.11.5 Basic Settings .................................
  • Page 8 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual Contents 6.5.14 Replacing a Differential Pressure Sensor ......................129 6.5.15 Replacing a Controller Panel ..........................130 A Acronyms and Abbreviations ....................132 B Controller Operation Rights Configuration Table ............133 C Electric Diagram ........................138 D Controller Menu Structure .....................

  • Page 9: Safety Information

    Children shall not play with the appliance. Cleaning and user maintenance shall not be made by children without supervision.  If you lost this manual, please contact Huawei technical support to get the electronic document or download it from http://support.huawei.com. ...

  • Page 10: Product Description

    Huawei has developed the chilled water-cooled in-row precision air conditioner for new-generation data centers. The NetCol5000-C can be deployed with standard cabinets in use currently. The NetCol5000-C dissipates the heat generated by high-density equipment in a Issue 02 (2013-12-10) Huawei Proprietary and Confidential...

  • Page 11: Features

    High Compatibility  Structure: NetCol5000-C cabinets can be combined with 2 m and 2.2 m high and 1 m and 1.2 m deep cabinets.  Ports: The ports of NetCol5000-C match the ports of other devices in the data center.

  • Page 12: Components

    2.4.1 Cooling Components Appearance NetCol5000-C can be installed on a concrete floor or an ESD floor, is combined with IT cabinets. It supports underfloor or overhead cabling and piping, and is maintained from the front and rear doors without movement.
  • Page 13 Air Conditioner User Manual 2 Product Description Figure 2-2 Appearance Dimensions of the NetCol5000-C Figure 2-3 shows three dimensions of the NetCol5000-C. Figure 2-3 Dimensions of the NetCol5000-C Issue 02 (2013-12-10) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 14 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 2 Product Description Physical Ports Figure 2-4 Bottom and top views of the NetCol5000-C 1. Bottom outlet for the power and PE 2. Bottom outlet for the signal cable and forcible cables drainpipe 3.

  • Page 15: Controller

    The drainage system uses dual floats and double water pumps, achieving higher reliability. 2.4.2 Controller The controller of the NetCol5000-C consists of a liquid crystal display (LCD), main control board, and temperature and humidity collection board. The 7-inch true color-sensitive LCD offers a user-friendly interface for you to perform query, settings, monitoring, and maintenance.

  • Page 16: Monitoring System

    When only one NetCol5000-C is running, the controller provides logic control of components in the NetCol5000-C to meet temperature and humidity requirements.  The LCD on the controller allows you to set parameters for the NetCol5000-C and query its status. ...

  • Page 17: Typical Application Scenarios

    2 Product Description 2.5 Typical Application Scenarios The NetCol5000-C is a high-heat-flux cooling solution that applies to high-density data centers or overheated areas in common data centers. It adapts to class A environments specified in the Code for Design of Electronic Information System GB50174-2008 and Telecommunications Infrastructure Standard for Data Centers—ANSI/TIA-942.

  • Page 18: Environment Requirements

    7.0 ~ 9.0 Maximum water 20° C temperature 1：When the ambient temperature is below 0 ° C, the NetCol5000-C need to increase certain concentration of ethylene glycol solution, specifically refer to Glycol Correction Coefficient Curves Glycol Correction Coefficient Curves.

  • Page 19: Performance Curves

    10 ° C and flow is 5.04 m 2.8 Performance Curves Cooling Capacity and Water Supply With rated power and maximum air volume, the NetCol5000-C has different performance specifications for cooling capacity, sensitive heat, and water supply based on chilled water temperatures and temperature rises.
  • Page 20 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 2 Product Description Item Performance Specifications rise Sensible cooling 39.62 35.76 33.21 29.27 23.98 capacity (kW) Water supply 7.02 6.36 5.73 5.04 4.13 6° C Cooling capacity 38.56 34.63 31.82 27.87 22.52...
  • Page 21 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 2 Product Description Item Performance Specifications rise Sensible cooling 35.05 31.11 28.41 24.55 19.14 capacity (kW) Water supply 4.32 3.82 3.46 3.02 2.34 Table 2-6 Performance specifications in a 10° C chilled water system...
  • Page 22 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 2 Product Description Item Performance Specifications 5° C Cooling capacity 30.00 26.04 23.53 19.44 14.01 temperature (kW) rise Sensible cooling 30.00 26.04 23.53 19.44 14.01 capacity (kW) Water supply 5.18 4.46 4.11...
  • Page 23 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 2 Product Description Item Performance Specifications 7° C Cooling capacity 24.92 20.85 18.18 14.07 8.55 temperature (kW) rise Sensible cooling 24.92 20.85 18.18 14.07 8.55 capacity (kW) Water supply 3.10 2.56 2.23...
  • Page 24 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 2 Product Description Curve between the Cooling Capacity and Altitude Figure 2-11 Curve between the cooling capacity and altitude The cooling capacity is obtained by multiplying the altitude by the cooling capacity.
  • Page 25 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 2 Product Description Glycol Correction Coefficient Curves Figure 2-13 Cooling capacity and glycol solution density The cooling capacity is obtained by multiplying the glycol solution density by the rated cooling capacity.

  • Page 26: Installation Guide

    This chapter describes the installation guide for the NetCol5000-C, including precautions, transportation and installation, and cable connections. 3.1 Installation Precautions Precautions To ensure the optimal operating condition and longest service life, install the NetCol5000-C correctly as required.  Check whether the environment meets the requirements before installation, and whether reconstruction is needed for routing pipes and cables and constructing ventilation pipes.

  • Page 27: Structural Specifications

    R22 Heat gun Thread glue Steel wire brush Vacuum cleaner Manual pallet Nitrogen truck 3.1.2 Structural Specifications Figure 3-1shows the structural specifications of the NetCol5000-C. Issue 02 (2013-12-10) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 28: Transportation And Entry

    3.2 Transportation and Entry 3.2.1 Transportation No excessive tilt or jolt is allowed during the transportation of the NetCol5000-C. Therefore, choose the rail, sea, or good road transport. When moving the NetCol5000-C, keep the gradient within 75-105degree, as shown in Figure 3-2.
  • Page 29 Figure 3-2 Gradient of the NetCol5000-C Choose mechanical transportation tools such as the pallet truck to unload and transport the NetCol5000-C. Insert the tines of the pallet truck in the middle. Move the NetCol5000-C with caution to prevent the NetCol5000-C from tilting.

  • Page 30: Unpacking

    User Manual 3 Installation Guide 3.2.2 Unpacking To avoid damage during the transportation, remove the wooden case and pallets after the NetCol5000-C is moved most close to the installation position. Figure 3-4 shows the process of unpacking. Remove the straps.

  • Page 31: Installation Flowchart

    (such as water tray, water pump, float, etc.) functions. Figure 3-5 shows the process for installing NetCol5000-C. Issue 02 (2013-12-10) Huawei Proprietary and Confidential...

  • Page 32: Support Specifications

    User Manual 3 Installation Guide Figure 3-5 Installing flowchart of NetCol5000-C 3.4 Support Specifications If water pipes need to be routed below the NetCol5000-C, install a support under the NetCol5000-C for ease of pipe routing Figure 3-6 shows the support specifications.

  • Page 33: Removing The Cabinet Doors

    You can prepare support by yourself. 3.5 Removing the Cabinet Doors Prerequisites NetCol5000-C has been transported to the destination. Do not move the front door too far away from the cabinet. Otherwise, the cables connecting the control panel and then NetCol5000–C will be damaged.

  • Page 34: Removing The Filters

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 3 Installation Guide Figure 3-7 Removing the cabinet doors ----End 3.6 Removing the Filters Procedure Step 1 Rotate the six baffle plates at the top, middle, and bottom to remove them from the filters, as...

  • Page 35: Removing The Side Panel

    3.7 Removing the Side Panel Prerequisites Figure 3-9 shows how to remove the side panel of the NetCol5000-C. Procedure Step 1 Unlock the two locks on the side panel. Step 2 Pull the side panel outwards while holding down the two locks.

  • Page 36: Checking The Pressure

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 3 Installation Guide Figure 3-9 Removing the side panel ----End 3.8 Checking the Pressure Procedure Step 1 Remove the bonnets from the needle valve anticlockwise. Step 2 Use the top of the bonnet to poke the needle valve plug.

  • Page 37: Securing The Netcol5000-C To The Ground

     If air is exhausted from the needle valve indicating system is normal, and then fasten the bonnets.  If no air is exhausted from the needle valve, contact Huawei technical support. ----End Follow-up Procedure Check whether insulation cotton is securely pasted to internal pipes. The chilled water valve is wrapped with insulation cotton without metal part exposed.
  • Page 38 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 3 Installation Guide Figure 3-11 Removing the screws from the securing plate Step 2 Use the wrench to raise the leveling feet until the casters touch the ground, as shown in Figure 3-12.

  • Page 39: Securing The Netcol5000-C Onto A Support

    Air Conditioner User Manual 3 Installation Guide Step 3 Place a slide plate beside the securing plate. Step 4 Push the NetCol5000-C to the installation position along the slide plate as shown in Figure 3-13.  Take care to prevent the NetCol5000–C from falling over.
  • Page 40 Make sure the parallel mounting holes in the NetCol5000–C are aligned with those in the server cabinets. Step 4 Removing the four M10 bolts on the upper support. Step 5 Align the tapped hole, and secure the NetCol5000-C onto the support by using bolts that removed on Step...

  • Page 41: Connecting The Netcol5000-C With A Server Cabinet In Parallel

    Panel. If the side panel is not removed, skip this step. Step 2 Remove the lower screws from the two connecting plates. Step 3 Secure the lower screws to a server cabinet to connect the NetCol5000-C with the server cabinet in parallel. ----End 3.12 Connecting Pipelines...

  • Page 42: Connecting The Condensate Drainpipes

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 3 Installation Guide 3.12.2 Connecting the Condensate Drainpipes Securing condensate drainpipes Prerequisites  Do not over bend the drainpipe when securing the drainpipe. Use the heat insulation cotton to wrap the pipes after the connection.
  • Page 43 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 3 Installation Guide Route the condensate drainpipes from the bottom Secure the drainpipe at the position shown in Figure 3-17 and route the drainpipe out the cabinet from the bottom condensate water pipe outlet.

  • Page 44: Installing The Water Pipe Adaptor

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 3 Installation Guide 3.12.3 Installing the Water Pipe Adaptor Context Installing the water pipe adaptor for pipes routed from the bottom is similar to installing it from the top, give the top installation for an example.

  • Page 45: Connecting The Water Inlet Or Outlet Pipes

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 3 Installation Guide Installing the Water Pipe Adaptor When fastening the adaptor, fix the water pipe using an adjustable wrench to prevent pipe deformation. Step 1 Apply seal adhesive to the joint of external screw threads and install the water pipe adaptor...

  • Page 46: Injecting Nitrogen

    Procedure Step 1 Close the air exhaust valve of the NetCol5000-C. Step 2 Connect any needle valve of a NetCol5000-C to the pressure gauge and blow 0.8 MPa nitrogen to other needle valves of the NetCol5000-C. Step 3 After 24 hours, check if the pressure decreased is less than 0.01 MPa, if yes, the pipes do not leak.

  • Page 47: Filling Water And Exhausting Air

    Step 1 Rotate the chilled water valve to the maximum openness. Press down the button on the left when adjusting the handle. Step 2 Open the general water supply valve of the NetCol5000-C. Step 3 Open the air exhaust valve to exhaust the air and chilled water, as shown in Figure 3-15.

  • Page 48: Cable Connections

     For details about the maximum current, see the NetCol5000-C nameplate.  The voltage and frequency of the primary power supply is rated voltage ± 10% and rated frequency ±...

  • Page 49: Connecting Power Cables

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 3 Installation Guide Figure 3-23 Electrical ports 1. Port for the humidity and 2. Controller port 3. J73 group control temperature sensor communications port 4. Voltage jumper port 5. Ground PE port 6.
  • Page 50 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 3 Installation Guide Figure 3-24 Connecting power cables (routing from the top) Figure 3-25 Connecting power cables (routing from the bottom) Connect the standby power cable to the X200 port by referring to...

  • Page 51: Connecting The Voltage Jumper

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 3 Installation Guide 3.13.4 Connecting the Voltage Jumper Before connecting the voltage jumper, verify that the voltage jumper matches the mains voltage. Ensure that the voltage labeled on the voltage jumper is the same as of the local power supply.
  • Page 52 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 3 Installation Guide Remove the signal cable from the signal cable output port at the cabinet top and fix the humidity and temperature sensor to the temperature and humidity measurement point, as...

  • Page 53: Teamwork Networking And Monitoring

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 3 Installation Guide Table 3-3 DIP switches of the humidity and temperature sensor Item Name NO.1 NO.2 NO.3 NO.4 NO.5 NO.6 Cold Humidity aisle temperature sensor 1 at the cold aisle...
  • Page 54 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 3 Installation Guide When only teamwork communication is required, cascade teamwork communication ports 1s and 2s of precision air conditioners to be networked. Reserve com 1 of the first unit, and connect the com 2 of the first unit to com 1 of the second unit. Connect like this.
  • Page 55 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 3 Installation Guide Figure 3-31 Ports on the main control board 1. Teamwork communication & Monitoring communication 2. FE port J127 port J73 (reserved) 3. DIP switch Table 3-4 The operations of the DIP switch...

  • Page 56: Connecting Ground Cables

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 3 Installation Guide 3.13.7 Connecting Ground Cables Do not connect the ground cable to equipotential connection busbar as shown in 2. Connect grounded cables to the position labeled 1 in the cabinet or route the PE cable from...

  • Page 57: Checking After Installation

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 3 Installation Guide Place the water leak sensor by reversing it on the ground, as Figure 3-33 shows. Figure 3-33 Routing cables of water leak sensor 3.14 Checking After Installation Check the drainpipes are securely installed, clear, free of leakage and not over bent.

  • Page 58: Power-On Commissioning

    Ensure that the active and standby power cables are correctly and securely connected. 4.2 Setting Parameter 4.2.1 Powering On the NetCol5000-C Before commissioning the NetCol5000-C, learn about the functions and positions of circuit breakers. Figure 4-1 shows the positions of the circuit breakers.

  • Page 59: Commissioning Procedure

    Power on the NetCol5000-C and close all circuit breakers in sequence. When the NetCol5000-C is powered on for the first time, the screen will display an information to enquiry you if the voltage is consistent with the mains, if yes to continue, else to contact Huawei technical support.
  • Page 60 2. The speed of generating condensate water is faster than the drainage speed of the water pump. The high float floats, the full water alarm is generated, and the drain abnormal alarm may be generated. In this case, the NetCol5000-C shuts down the fan and chilled water valve to enter standby mode.

  • Page 61: Follow-Up Procedure

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 4 Power-On Commissioning Figure 4-2 Acceptable humidity in the equipment room 4.3 Follow-up Procedure Install the electrical control box cover. Install the air filters. For details, see 3.6 Removing the Filters.

  • Page 62: Controller Operate Guide

    Users can change the password which login currently.  The Guest user can only start and shut down the NetCol5000-C, and query parameters on screens. If you need to configure parameters and perform maintenance, please log in as other types of users.

  • Page 63: Startup Screen

    After the NetCol5000-C is powered on, the startup screen is displayed, as shown in Figure 5-1. When the NetCol5000-C is powered on for the first time, the LCD displays the Basic Settings screen after the startup screen after the startup screen. Figure 5-1 Startup screen 5.4 Indicator...

  • Page 64: Home Screen

     Warning alarms or no alarms: The buzzer is silent. 5.5 Home screen After the progress bar in the startup screen is full, the NetCol5000-C enters the home screen, as shown in Figure 5-3. You can tap the menu items, buttons, or icons on the screen to enter related screens or perform operations.

  • Page 65: Start And Shutdown

    If a power failure occurs and the NetCol5000-C is powered on again, the NetCol5000-C automatically restores to the original state (start or shutdown) before the power failure.

  • Page 66: Temperature And Humidity Curves

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Figure 5-5 Shutdown the NetCol5000-C 5.7 Temperature and Humidity Curves The T/H Curve screen displays temperature and humidity curves showing the recent temperature and humidity changes. You can choose to display the curves in recent one hour, one day, seven days, or 30 days.

  • Page 67: Common Functions

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide  The temperature curve (upper) and the humidity curve (lower) are displayed on the same screen. The Temp set point is the midpoint temperature on the upper ordinate while the humidity set point is the midpoint humidity on the lower ordinate.

  • Page 68: Status

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Figure 5-7 Common Functions 5.8.1 Status On the Status screen, you can query operating status of the air conditioning system, including CW (chilled water) valve, indoor fan, cond (condensate) pump, remote on/off, and EMS (element management system).

  • Page 69: Query Historical Alarms

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Tap Common Functions > Operating Info on the home screen to enter the Operating Info screen, as shown in Figure 5-9. Figure 5-9 Operating Info 5.8.3 Query Historical Alarms The Query Hist.

  • Page 70: Running

    On the device Details screen, you can query names and operating status of components of the NetCol5000-C, including T/H sensor, CW valve, indoor fan, drain device. Tap Running > Device Details on the home screen to enter the device details screen, as...

  • Page 71: Alarms

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Figure 5-12 Device details screen You can tap buttons on the device details screen to query operating status of related devices. Take cond pump as an example. To query running status of drain device, tap Running >...

  • Page 72: Query Active Alarms

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Figure 5-14 Alarms 5.10.1 Query Active Alarms The query active alarms screen displays active alarms. Tap Alarms > Query Act. Alarms on the home screen to enter the active alarms screen, as...

  • Page 73: Query Historical Alarms

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide 5.10.2 Query Historical Alarms The Query Hist. Alarms screen displays historical alarms. A maximum of 500 historical alarms can be displayed. Tap Alarms > Query Hist. Alarms to enter the Query Hist. Alarms screen, as shown in Figure 5-16.

  • Page 74: Settings

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide 5.11 Settings Before configuring the system, you need to enter the user name and password on the screen for logging in to the Settings screen, as shown in Figure 5-18.
  • Page 75 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Figure 5-19 Settings Figure 5-20 Drain device Figure 5-21 Cond pump 1 exceed runtime Issue 02 (2013-12-10) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

  • Page 76: User Settings

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide 5.11.1 User Settings Settings Screen On the user settings screen, you can configure the language, time, and password for the system, and set the contrast, saturation, and brightness for the LCD.
  • Page 77 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Figure 5-23 Password setting screen Enter the old password, and tap to enter the new password setting screen, follow the prompts to enter a new password in order.

  • Page 78: Communications Settings

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Figure 5-24 DIP switch position 1. J73 teamwork bus port and host monitoring 2. J127 FE port (reserved) port 3. DIP switch S1 of the main control board 4.

  • Page 79: Alarm Settings

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide  Communications settings define parameters for communication with the northbound devices (the EMS for example).  You can select only Modbus for Protocol. You can select from 9600, and 19200 for Baud rate. The value of Comm address ranges from 1 to 255.
  • Page 80 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Figure 5-26 Alarm settings screen Be careful when configuring alarms. Only professional maintenance personnel can change alarm settings. You can tap buttons for related devices on the alarm settings screen to configure alarm parameters.

  • Page 81: System Settings

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide  The supply-air HT (high temperature) alarm threshold plus 5° C cannot be greater than the return-air HT alarm threshold.  The supply-air HT alarm threshold plus 5° C cannot be greater than the hot aisle HT alarm threshold.

  • Page 82: System Control

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Figure 5-28 System settings screen If you need to change system settings, log in as users that have related permission. Except for temperature and humidity items, only professional maintenance personnel are allowed to configure related items.
  • Page 83  Log in as the Engineer user or other types of users that have higher permission.  Monitor mode defines the mode used by the EMS to monitor the NetCol5000-C. The preset mode is Single monitor.  Single Start delay defines the delay required by a NetCol5000-C to respond to the operating status delivered by the controller after the NetCol5000-C is started.
  • Page 84 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Figure 5-31 T/H Sensor  The Guest user can only query parameters on the temperature control screen. If you need to change parameter values, log in as the Operator user or other types of users that have higher permission.
  • Page 85 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Figure 5-32 CW valve screen Tap items on the CW valve screen to configure parameters and query the valve range of parameters. If you need to change CW valve settings, log in as the Admin user or other types of users that have higher permission.

  • Page 86: Basic Settings

    Figure 5-37. The Guest user can perform basic settings only after the NetCol5000-C is powered on for the first time. Otherwise, if you need to perform basic settings, please log in as the Operator user or other types of users that have higher permission.
  • Page 87 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Tap Settings > Basic Settings on the home screen to enter the Language Settings screen. You can select from After the language is configured, tap Next to enter the Date & Time Settings screen.

  • Page 88: Restore Defaults

    If you need to restore preset settings, log in as the Admin user.  You can restore preset settings only when the NetCol5000-C is shut down.  Tap Restore Defaults and then tap Yes. Parameters, except the current setting parameters, are restored to the factory values.

  • Page 89: Teamwork Settings

    In this manner, the teamwork function and rotation of the master and slave NetCol5000-Cs can be implemented. A maximum of 32 NetCol5000-C can be interconnected using the CAN bus bar. The device with the teamwork address as 1 is the master one, which collects, processes, and delivers data.
  • Page 90 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Parameters Note Active/Standby Active indicates the active device and Standby indicates the standby device (shut down), which is started when activated or used in cascaded mode. Frame:...
  • Page 91 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Figure 5-41 Teamwork setting page 2 Table 5-3 Teamwork settings Parameter Description Configuration Principle Teamwork unit A maximum of four groups (1 to 4) Group the temperature control can be set.
  • Page 92 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Parameter Description Configuration Principle rotation standby precision air conditioners to when the heat distribution is work alternatively, maximizing even. their service life. Rotation period Rotation days (1-30)

  • Page 93: Maintenance

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Figure 5-43 Teamwork information page 2 Information in Master/Slave and Active/Standby is only about this single device. Other information is about the group. 5.13 Maintenance The Maint screen consists of Diagnostic Mode, Log Maint, Performance Maint, Sensor Adjust, Screen Calib, and USB Operations.
  • Page 94 5-45.  If you need to manually power on or off system components in diagnostic mode, log in as the Operator user or users that have higher permission. Ensure that the NetCol5000-C is powered on before operation.  You cannot enter the diagnostic mode if the NetCol5000-C is shut down.

  • Page 95: Log Maintenance

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Figure 5-47 Entering the diagnostic mode Figure 5-48 Exiting the diagnostic mode 5.13.2 Log Maintenance On the log maintenance screen, you can query or delete logs. Logs record operations on the system.
  • Page 96 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide  If you need to query logs, log in as the Operator user or other types of users that have higher permission.  The log query screen displays 200 logs that are generated recently.

  • Page 97: Performance Maintenance

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Figure 5-50 Log deletion screen 5.13.3 Performance Maintenance On the performance maintenance screen, you can query the accumulated running time of main components and clear accumulated running time of certain values.

  • Page 98: Screen Calibration

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide respectively, calculate as follows: Required return-air temperature = T + 5 ° C; Required return-air humidity = H + 3%. Tap Maint > Sensor Adjust on the home screen to enter the sensor adjust screen, as shown in Figure 5-52.
  • Page 99 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Figure 5-53 Screen calibration page Figure 5-54 Screen displayed when the calibration is complete Calibrating the Screen by DIP Switch Prerequisite: The display board works normally; the deviation between the touching point and the responding point is unfavorably big;...

  • Page 100: Usb Operations

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide In 15 seconds, a dialog box indicating Are you sure you want to calibrate the screen? If you do not process Yes or No, calibration will start automatically 10 seconds later. is...
  • Page 101 After the system is restarted, do not power off the system within 5 minutes. Otherwise, the system fails to be upgraded.  Do not use the element management system (EMS) or remote to start the NetCol5000-C during upgrade.  After the USB flash drive is successfully connected to the display panel, is displayed in the status bar.
  • Page 102 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Figure 5-58 Screen for upgrading software If you need to use the version update, please log in by the Admin user permission. Tap Search, the Select File screen is displayed. The system scans the USB flash drive...
  • Page 103 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Figure 5-60 Copying data After the file is successfully uploaded, the Version Upgrade window is displayed, as shown in Figure 5-61. Select the software to be upgrade and tap Update.
  • Page 104 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Figure 5-62 Information displayed during the upgrading process Figure 5-63 is displayed if the software is successfully upgraded. Figure 5-64 displayed if the software fails to be upgraded.
  • Page 105 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Figure 5-64 Screen displayed when the software fails to be upgraded After the software is activated, the system automatically restarts. The control board and display panel also restart.

  • Page 106: About

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Figure 5-66 Message displayed on the home screen after a USB flash drive is removed The message indicating that the USB flash drive is identified or removed is displayed within 3 seconds.
  • Page 107 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 5 Controller Operate Guide Figure 5-68 Version Info The E-Label screen displays electronic labels of the entire system, main control board, and display panel, on the About screen to tap E-label to enter the E-lable screen as shown in Figure 5-69.

  • Page 108: System Operation And Maintenance

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance System Operation and Maintenance 6.1 Indoor Unit Maintenance Items This chapter describes periodic maintenance items for the indoor unit. You should record the maintenance results in the following tables.

  • Page 109: Routine Maintenance

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance Item Result and no overbend. Check that the H/T sensors are not loose and work properly. Check that the indoor fans do not generate abnormal voice and shock during operation.

  • Page 110: Air Filter Maintenance

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance Pull the electrical control box out. (The electrical control box is about 16 kg weight. Exercise caution when pull it out.) Put the electrical control box on a flat floor and remove the electrical control box cover.

  • Page 111: Condensate Pump Maintenance

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance Check whether the air filter is damaged or deformed. If yes, replace the air filter by following the instructions provided in 6.5.3 Replacing an Air Filter.

  • Page 112: Alarm Reference

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance Maintenance Operation Item cables. 6.3 Alarm Reference Table 6-5 describes the NetCol5000-C alarm reference. Table 6-5 Alarm reference Alarm Alarm Name Severity System Possible Causes Recovery Measures Operation 1.
  • Page 113 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance Alarm System Alarm Name Severity Possible Causes Recovery Measures Operation actual temperature. the chilled water valve. 3. The chilled water valve is faulty. 4. Check the ambient temperature.
  • Page 114 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance Alarm System Alarm Name Severity Possible Causes Recovery Measures Operation 1. Water exists on the 1. Check and clear the a043 Floor water Critical The alarm is floor.
  • Page 115 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance Alarm System Alarm Name Severity Possible Causes Recovery Measures Operation of the NetCol5000-C is insufficient due to high load. 7. The ambient temperature is high. 1. The supply-air low 1.
  • Page 116 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance Alarm System Alarm Name Severity Possible Causes Recovery Measures Operation valve and displayed on the LCD humidity sensor. actuator has is different from the 3. Check the pressure 100% outputs actual temperature.
  • Page 117 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance Alarm System Alarm Name Severity Possible Causes Recovery Measures Operation 5. The drainpipe of the the drainpipe. condensate pump is blocked. a080 CW value Warning The alarm is...
  • Page 118 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance Alarm System Alarm Name Severity Possible Causes Recovery Measures Operation is different from the the chilled water actual temperature. valve. 3. The chilled water 4. Check the ambient valve is faulty.
  • Page 119 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance Alarm System Alarm Name Severity Possible Causes Recovery Measures Operation inappropriate position. 4. The ambient humidity is low. 1. The supply water 1. Maintain or replace...
  • Page 120 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance Alarm System Alarm Name Severity Possible Causes Recovery Measures Operation damaged. 1. Cables to the chilled 1. Adjust the cables to a101 CW value Major The alarm is...
  • Page 121 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance Alarm System Alarm Name Severity Possible Causes Recovery Measures Operation 1. The DIP switch is Correctly set the a110 Cold aisle Major The alarm is incorrectly set for the...

  • Page 122: Troubleshooting

    Severity Possible Causes Recovery Measures Operation sensor. 6.4 Troubleshooting Table 6-6 describes the common faults of NetCol5000-C and handling methods. Table 6-6 Common faults of NetCol5000-C and handling methods Symptom Possible Causes Troubleshooting The fan does not rotate  The power supply module of the ...
  • Page 123 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance Symptom Possible Causes Troubleshooting abnormal. water valve is not connected to the water valve controller. Ensure that the right position. jumper cap is on the right two pins.

  • Page 124: Parts Replacement

     When operating the high-voltage and AC-powered facilities, use dedicated tools. 6.5.2 Replacing Components in the Electrical Control Box The control function of the NetCol5000-C is unavailable. Prerequisites  Components in the electrical control box, including the controller, AC contactor, transformer, fuse, or fuse holder need to be replaced.

  • Page 125: Replacing An Air Filter

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance Step 5 Install the electrical control box, air filters, and rear door in the rack in sequence. Figure 6-2 Replacing components in the electrical control box ----End 6.5.3 Replacing an Air Filter...

  • Page 126: Replacing A Condensate Pump

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance 6.5.4 Replacing a Condensate Pump The condensate pump stops drain water. Prerequisites  The condensate pump needs to be replaced.  A spare and functional condensate pump valve is available.

  • Page 127: Replacing A Fan

    Figure 6-3 Removing the bolts on the condensate pump Figure 6-4 Replacing the condensate pump ----End 6.5.5 Replacing a Fan The Netcol5000-C support to be replaced during fan replacement. Issue 02 (2013-12-10) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 128 Align the fastener and positioning pin at the bottom of the fan with related holes on the NetCol5000-C, and push the fan into the NetCol5000-C gently to ensure that cables to the fan are securely connected and the fan is working properly.

  • Page 129: Replacing A Water Sensor

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance 6.5.6 Replacing a Water Sensor Prerequisites  The water sensor needs to be replaced.  A spare water sensor is available. Context Recommended tool: Phillips screwdriver Preparations: maintain from the rear door.

  • Page 130: Replacing An Air Exhaust Temperature Sensor

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance 6.5.7 Replacing an Air Exhaust Temperature Sensor Prerequisites  The air exhaust temperature sensor needs to be replaced.  A spare and functional temperature sensor is available.

  • Page 131: Replacing An Air Intake Temperature Sensor

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance 6.5.8 Replacing an Air Intake Temperature Sensor Prerequisites  The air intake temperature sensor needs to be replaced.  A spare and functional temperature sensor is available.

  • Page 132: Replacing A Water Inlet Or Outlet Temperature Sensor

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance 6.5.9 Replacing a Water Inlet or Outlet Temperature Sensor Prerequisites  The water inlet or outlet temperature sensor needs to be replaced.  A spare and functional temperature sensor is available.

  • Page 133: Replacing A Monitoring Module

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance 6.5.10 Replacing a Monitoring Module Prerequisites  The monitoring module needs to be replaced.  A spare and functional monitoring module is available. Context Preparation: maintain from the rear door.

  • Page 134: Replacing A Chilled Water Valve

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance  A spare and functional rectifier is available. Context Preparations: Maintain from the rear door, and power off the rectifier Procedure Step 1 Remove the rear door and air filters.
  • Page 135 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance Context Recommended tools and materials: Phillips screwdriver, flat-head screwdriver, torque wrench and insulation cotton Preparations: stop supply chilled water and power, adjustment the chiller water valve...

  • Page 136: Replacing A Float

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance Figure 6-12 Replacing the chilled water valve 1. Screws fastening the chilled 2. Screws connecting the chilled 3. Adjustable water valve controller water valve and the support...

  • Page 137: Replacing A Differential Pressure Sensor

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance Step 7 Tap Maint > Performance Maint on the home screen to enter the performance maintenance screen, and clear accumulated running time of the float. Figure 6-13 Replacing the float ----End 6.5.14 Replacing a Differential Pressure Sensor...

  • Page 138: Replacing A Controller Panel

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance Step 6 Insert the differential pressure tube into the pressure detection port on the differential pressure sensor, guarantees gas tightness. Step 7 Install the air filter and rear door.
  • Page 139 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual 6 System Operation and Maintenance Step 7 Connect the signal cables to the controller panel, install the upper part of the front door and lock the door. Pay attention to the fasteners when pushing the controller panel from the right or left side to prevent the controller panel from being damaged.

  • Page 140: A Acronyms And Abbreviations

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual A Acronyms and Abbreviations Acronyms and Abbreviations Controller Area Network Computational Fluid Dynamics Dual in-line Package Electronic Commutation Power Usage Effectiveness Proportional, Integral and Derivative Issue 02 (2013-12-10) Huawei Proprietary and Confidential...

  • Page 141: B Controller Operation Rights Configuration Table

    NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual B Controller Operation Rights Configuration Table Controller Operation Rights Configuration Table Users include Admin, Engineer, Operator, and Guest users. The Admin users have the highest permission, followed by the Engineer, Operator, and Guest users.
  • Page 142 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual B Controller Operation Rights Configuration Table Compo Item Admin Engineer Operator Guest nent √ Anti-cond temp diff √ Anti-cond delay √ √ Settings T/H control > type System √ √ Temp...
  • Page 143 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual B Controller Operation Rights Configuration Table Compo Item Admin Engineer Operator Guest nent √ √ Humid p-band √ √ Humid deadband √ √ √ Return-air humid set point √ √ √...
  • Page 144 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual B Controller Operation Rights Configuration Table Compo Item Admin Engineer Operator Guest nent √ √ Cold aisle 1 temp adj value √ √ Cold aisle 1 humi adj value √ √...
  • Page 145 NetCol5000-C Chilled Water-Cooled In-Row Precision Air Conditioner User Manual B Controller Operation Rights Configuration Table Compo Item Admin Engineer Operator Guest nent √ √ Settings Min speed > √ √ Max speed System Settings √ Max dehumid > speed Indoor √...

  • Page 146: C Electric Diagram

    W711 -A1-J68:7 -A1-J68:8 W712...

  • Page 147: D Controller Menu Structure

    -A1-J5:4 -A1-J4:4 -A1-J3:4 -A1-J2:4 -A1-J115:1 -A1-J2:2 -A1-J115:8 -A1-J5:6 -A1-J115:7 -A1-J115:6 -A1-J4:6 -A1-J115:5 -A1-J115:4 -A1-J3:6 -A1-J115:3 -A1-J115:2 -A1-J2:6 -A1-J93:4 -A1-J93:3...
  • Page 148 -A1-J87:4 -A1-J87:3 -A1-J6:4 -A1-J6:6...
  • Page 149 -X6:4 -X104P:3 -X8:5 -X9:3 W755 -X8:5 W720 -X9:4 W752 -X8:5 W718 -X9:2 W836 -X103P:8 W751 -X8:11 W717 -X9:1 W753 -X8:10 -X101P:4 W804 -X101 W808 W812 -X101 P:12 -X102P:4 W818 -X102P:8 W822 W826 -X102P:12 -X103 P:4 W832 -X105P:10 -X105P:9 - FV1 : NC - FV1 : C...
  • Page 152 Huawei Technologies Co., Ltd. Huawei Industrial Base Bantian Longgang Shenzhen 518129 People's Republic of China www.huawei.com...

Table of Contents