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Huawei TP48200A-DT19D1 Telecom Power User Manual

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TP48200A-DT19D1 Telecom Power
User Manual
Issue
03
Date
2019-11-15
HUAWEI TECHNOLOGIES CO., LTD.

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Summary of Contents for Huawei TP48200A-DT19D1 Telecom Power

  • Page 1 TP48200A-DT19D1 Telecom Power User Manual Issue Date 2019-11-15 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: Preface

    NOTICE is used to address practices not related to personal injury. Supplements the important information in the main text. NOTE is used to address information not related to personal injury, equipment damage, and environment deterioration. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 4 Issue 03 (2019-11-15) Deleted contents about the app. Optimized the content about rectifiers. Issue 02 (2019-02-26) Optimized the content of the document. Issue 01 (2014-08-15) This issue is the first official release. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 5: Table Of Contents

    3.8.2 Temperature and Humidity Sensor .......................... 39 3.8.3 Water Sensor ................................40 3.8.4 Battery Temperature Sensor ............................. 41 3.8.5 Door Status Sensor..............................41 3.8.6 (Optional) Light ............................... 42 4 Maintenance ..........................43 Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 6 4.4.2 Replacing an SMU ..............................56 4.4.3 Replacing an AC SPD Module ..........................57 4.4.4 Replacing a Circuit Breaker ............................. 58 4.4.5 Replacing the PCB of UIM02C ..........................60 4.4.6 Replacing a Fan Assembly ............................62 Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 7 B Electrical Conceptual Diagrams ....................89 C Associations Between Alarms and Dry Contacts on the UIM ........... 90 D Cables Connection of TCUA Control Board ................ 91 E Acronyms and Abbreviations ....................92 Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 8: Safety Precautions

    The "NOTICE", "CAUTION", "WARNING", and "DANGER" statements in this document do not cover all the safety instructions. They are only supplements to the safety instructions. Huawei will not be liable for any consequence caused by the violation of general safety requirements or design, production, and usage safety standards.
  • Page 9 Before installing, operating, or maintaining a cabinet, clean up any water, ice, snow, or other sundries on the top of the cabinet to prevent sundries from falling into the cabinet when you open the cabinet door. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 10 To avoid electric shock, do not connect safety extra-low voltage (SELV) circuits to telecommunication network voltage (TNV) circuits.  Do not power on the equipment before it is installed or confirmed by professionals. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 11 2. If there are multiple output ports, use the symbol near the output ports. Connect cables according to the rated power output and configuration parameter information in the instruction. 3. If there are multiple slots, use the symbol near the slot Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 12: Personnel Requirements

    1.2 Personnel Requirements  Personnel who plan to install or maintain Huawei equipment must receive thorough training, understand all necessary safety precautions, and be able to correctly perform all operations. ...
  • Page 13 When holding a board, hold its edge without touching any components. Do not touch the components with your bare hands.  Package boards with ESD packaging materials before storing or transporting them. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 14: Installation Environment Requirements

    Do not mount it on an insecure moveable object or metal object with sharp edges. Make sure that the hooks will not slide off. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 15: Mechanical Safety

    Before hoisting objects, ensure that hoisting tools are firmly secured onto a load-bearing object or wall.  Ensure that the angle formed by two hoisting cables is no more than 90 degrees, as shown in the following figure. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 16 75 degrees, as shown in the following figure. An angle rule can be used to measure the angle. When climbing a ladder, take the following precautions to reduce risks and ensure safety: Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 17 Moving Heavy Objects  Be cautious to avoid injury when moving heavy objects.  When moving the equipment by hand, wear protective gloves to prevent injuries. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 18: Battery Safety

     Dispose of waste batteries in accordance with local laws and regulations. Do not dispose of batteries as household waste. If a battery is disposed of improperly, it may explode. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 19  If permitted, disconnect the batteries in use before performing any other operations.  To avoid battery short-circuit, do not maintain batteries with power on. Flammable Gas Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 20 When the ambient temperature is lower than the lower limit of the operating temperature (charge is forbidden at 0° C), do not charge the battery. Otherwise, a short circuit would occur inside the battery.  Do not throw a lithium battery in fire. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 21 TP48200A-DT19D1 Telecom Power User Manual 1 Safety Precautions  When maintenance is complete, return the waste lithium battery to the maintenance office. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 22: Overview

    The TP48200A-DT19D1 is integrated communications power systems that supply power to and back up power for –48 V DC outdoor communications equipment. The maximum output current is 300 A. Figure 2-1 shows the TP48200A-DT19D1. Figure 2-1 TP48200A-DT19D1 Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 23: Features

    Comprehensive AC and DC surge protection design  One fast Ethernet (FE) port and one RS485/RS232 port for network connections  SNMP and HTTPS for communicating with HUAWEI Network Ecosystem (NetEco) and third-party network management systems (NMSs), which ensures remote management and unattended operation ...

  • Page 24: Configuration

    BLVD: three 1-pole 63 A circuit breakers, two 1-pole 40 A circuit DC power distribution breakers, two 1-pole 25 A circuit breakers, two 1-pole 16 A circuit breakers, two 1-pole 10 A circuit breakers, and two 1-pole 6 A circuit Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 25 2 km away from medium pollution sources, such as chemical, rubber, and galvanization industries, and 1 km away from light pollution sources, such as packing houses, tanneries, and boiler rooms. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 26: Components

    TP48200A-DT19D1 Telecom Power User Manual 3 Components Components 3.1 Interior Figure 3-1 shows the TP48200A-DT19D1 interior and Figure 3-2 shows the AC power distribution unit (PDU). Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 27 (3) SMU02B (LLVD) circuit breakers (4) Battery switch (5) AC PDU (6) Air filter (behind the cover) (7) Cabinet ground bar (8) Space for installing intelligent battery (9) TCUA control detector Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 28: Rectifier

    (2) Residual current device (3) AC output circuit socket (RCD) breakers (4) AC surge protective (5) AC input circuit breaker device (SPD) and terminal 3.2 Rectifier Rectifiers convert AC input into stable DC output. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 29 Fault The rectifier is running properly. indicator Steady on The rectifier has been locked out due to output overvoltage. The rectifier has no output due to an internal fault. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 30: Smu02B

    No minor or warning alarm is generated. indicator Steady on A minor or warning alarm is generated. Major alarm No critical or major alarm is generated. indicator Steady on A critical or major alarm is generated. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 31 After installing the specific WiFi module using the USB port, you can access the WebUI locally, which facilitates operations. Using WiFi modules provided by another vendor may cause data loss or function exception. Consequences arising from this will not be borne by Huawei. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 32 Table 3-5 Pin definitions for the FE port Signal Description Transmits data over FE. Receives data over FE. 4, 5, 7, 8 Table 3-6 Pin definitions for the RS485/RS232 port Signal Description Transmits data over RS485. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 33: Uim02C

    Sensor ports TEM-HUM Ambient temperature and humidity sensor WATER Water sensor TEMP1 Ambient temperature sensor 1 TEMP2 Ambient temperature sensor 2 GATE Door status sensor SMOKE Smoke sensor BTEMP Battery temperature sensor Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 34 Baud rate: 9600 bit/s, 19,200 M/S and Modbus protocol Connects to bit/s, 115,200 bit/s lower-level devices such as the battery inspection unit, DC air conditioner. NOTE The COM port supports the security mechanism. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 35 Sends data over RS485. PGND Connects to the ground. 3, 7, 8 None Pins Figure 3-8 shows the pin numbers of the sensor ports. Table 3-10 defines the pins. Figure 3-8 UIM02C pin numbers Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 36: Temperature Control Units

    3.5 Temperature Control Units 3.5.1 Direct Ventilation Unit The fan exhausts hot air out of the cabinet, which saves the energy. Figure 3-9 shows the working principle of the direct ventilation unit. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 37: Tec

    Figure 3-9 Airflow directions in the TP48200A-DT19D1 direct ventilation unit 3.5.2 TEC The TEC unit consists of the TEC module (TEC04C) and TCUA control box. It controls temperatures for the battery compartment. TEC Module (TEC04C) Figure 3-10 shows a TEC04C. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 38 (5) Internal circulation fan heat sink TCUA TCUA controls the operating of the fans and refrigeration chip, monitors the TEC, and reports alarms if faults occur. Figure 3-11 shows a TCUA. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 39 Meantime, the external circulation fan draws natural air into the external circulation heat sink to accelerate the airflow. The air absorbs the heat from the external Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 40: Heater

    Figure 3-12 TEC airflow directions 3.6 Heater A heater assembly unit (HAU) is adopted to ensure a proper operating temperature for the equipment inside the cabinet. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 41: Optional) Intelligent Battery Detector

    It monitors the voltages of 2–12 V batteries and supports cascading. Number of batteries each detector can monitor:  One string of 2 V batteries  Two strings of 6 V batteries  Four strings of 12 V batteries Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 42 Figure 3-14 Intelligent battery detector Port Description Figure 3-15 shows the ports of an intelligent battery detector. Table 3-13 gives the port description. Figure 3-15 Port Description (1) Battery ports (2) DIP switch (3) Indicators Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 43 Positive terminal of battery 9 BAT8+ Positive terminal of battery 8 BAT7+ Positive terminal of battery 7 BAT6+ Positive terminal of battery 6 BAT5+ Positive terminal of battery 5 BAT4+ Positive terminal of battery 4 Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 44: Sensors And Lamp

    Positive terminal of the power supply to the current sensor RS485 RS485+ communications port RS485- RS485+ RS485- 3.8 Sensors and Lamp Figure 3-16 shows the positions of sensors and lamp on the cabinet. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 45: Smoke Sensor

    (3) (Optional) Temperature equipment compartment and humidity sensor (4) Battery (5) Door status sensor (6) (Optional) Lamp temperature sensor (7) (Optional) Water sensor 3.8.1 Smoke Sensor Figure 3-17 shows a smoke sensor. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 46: Temperature And Humidity Sensor

    TP48200A-DT19D1 Telecom Power User Manual 3 Components Figure 3-17 Smoke sensor (1) Wiring port (2) Base (3) Indicator 3.8.2 Temperature and Humidity Sensor Figure 3-18 Temperature and humidity sensor 1 Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 47: Water Sensor

    TP48200A-DT19D1 Telecom Power User Manual 3 Components Figure 3-19 Temperature and humidity sensor 2 3.8.3 Water Sensor Figure 3-20 Water sensor Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 48: Battery Temperature Sensor

    TP48200A-DT19D1 Telecom Power User Manual 3 Components 3.8.4 Battery Temperature Sensor Figure 3-21 Battery temperature sensor 3.8.5 Door Status Sensor Figure 3-22 Door status sensor (1) Switch (2) Magnet Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 49: Optional) Light

    TP48200A-DT19D1 Telecom Power User Manual 3 Components 3.8.6 (Optional) Light Figure 3-23 Light Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 50: Maintenance

    TCUA control The TCUA control By observation or The TCUA control Replace the TCUA board board works by checking the board does not control board. properly. indicator and work properly. alarms Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 51: Rectifying Common Faults

    AC input circuit breaker to turn OFF and then switch on the circuit breaker. Check whether the AC input voltage is lower than 50 V AC. If so, handle the power grid fault. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 52: Ac Over Volt

    If the AC input is normal and the Alarm indicators on certain rectifiers are steady yellow, reinstall the rectifiers. If the alarm persists, replace the SMU. 4.2.5 DC Over Volt Possible Causes  The DC overvoltage alarm threshold is incorrectly set on the SMU. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 53: Dc Under Volt

    Check whether an alarm has been generated for interrupted rectifier communication. If so, remove the rectifier, reinstall it, and check whether the alarm is cleared. If the alarm still exists, replace the rectifier. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 54: Llvd Disconnected

    Check whether the battery circuit breaker is disconnected or the battery fuse is blown. If the battery breaker is disconnected or the battery fuse is blown, rectify the battery loop fault and then switch on the circuit breaker or replace the fuse. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 55: High Amb. Temp

    This alarm is generated only for the power system that has a humidity sensor installed. Possible Causes  The high ambient humidity alarm threshold is incorrectly set.  The humidity is too high in the cabinet where the humidity sensor is located. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 56: Low Ambient Humidity

    Check whether the battery temperature control system is faulty. If so, rectify the fault. The alarm is cleared when the battery temperature falls within the allowed range. Check whether the battery temperature sensor is faulty. If so, replace the temperature sensor. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 57: Batt. Low Temp

    Check whether there is water inside the cabinet. If so, remove the water with dry cotton or other tools and then locate and rectify the fault. Check whether the water sensor is faulty. If the water sensor is faulty, replace it. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 58: Smoke Alarm

    Remove the rectifier and check whether the slot connector is damaged or deformed. If so, repair or replace the slot connector or the entire subrack. Reinstall the rectifier. If the alarm persists, replace the rectifier. Restart the SMU. If the alarm persists, replace the SMU. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 59: Multi-Rect. Fault

    If so, locate and rectify the temperature control system fault. Remove the rectifier that has generated the alarm and reinstall it after the indicator turns off. If the alarm persists, replace the rectifier. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 60: Rect Comm Fault

    Possible Causes  The DC SPD detection cable is disconnected.  The DC SPD is faulty. Measures Check whether the DC SPD detection cable is disconnected. If so, reconnect the cable. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 61: Identifying Component Faults

    The SMU cannot monitor AC or DC power distribution when communications cables are intact and AC and DC power distribution is normal.  Parameters cannot be set or running information cannot be viewed on the SMU. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 62: Replacing Components

    Step 4 Push the locking latch on the new rectifier towards the left, and pull out the handle. Step 5 Place the new rectifier at the entry of the correct slot. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 63: Replacing An Smu

    Figure 4-2. Figure 4-2 Installing a rectifier Step 7 Remove the protective gloves. ----End Follow-up Procedure Pack the removed component and send it to the local Huawei warehouse. 4.4.2 Replacing an SMU Prerequisites  The cabinet door key is available.

  • Page 64: Replacing An Ac Spd Module

    Step 5 Reset the parameters on the SMU. Figure 4-4 Installing an SMU ----End Follow-up Procedure Pack the removed component and send it to the local Huawei warehouse. 4.4.3 Replacing an AC SPD Module Prerequisites  An ESD wrist strap, ESD gloves, ESD box or bag, and cabinet door key are available.

  • Page 65: Replacing A Circuit Breaker

    Step 4 Loosen the screw that secures the upper port of the circuit breaker using a Phillips screwdriver, and remove the power cable and signal cable terminals. Wrap the cable and terminals using insulation tape. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 66 Step 10 Switch on the circuit breaker. Figure 4-7 shows the procedure for installing the new circuit breaker. Figure 4-7 Installing the new circuit breaker Step 11 Reinstall the cover of the circuit breaker and tighten the screws. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 67: Replacing The Pcb Of Uim02C

    Step 3 Unscrew and remove the UIM02C, as shown in Figure 4-8. Figure 4-8 Taking out the main board of UIM02C Step 4 Remove the –48 V power cable from the PCB of UIM02C. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 68 Step 11 Reconnect signal cables to the UIM02C panel based on the recorded information. Step 12 Disconnect the ground cable from the ESD wrist strap, and remove the ESD wrist strap and ESD gloves. ----End Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 69: Replacing A Fan Assembly

    TP48200A-DT19D1 Telecom Power User Manual 4 Maintenance Follow-up Procedure Pack the removed component and return it to the local Huawei warehouse. 4.4.6 Replacing a Fan Assembly Prerequisites  Prepare an ESD wrist strap, a pair of ESD gloves, an ESD box or bag, the cabinet door key, and tools.
  • Page 70 Unscrew the fan fixing plate and remove the plate from the fan, as shown in Figure 4-12. Unscrew and remove the fan, as shown in Figure 4-13. Figure 4-12 Removing the cover and fan fixing plate from the fan Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 71: Replacing A Tcua Control Board

    Prepare an ESD wrist strap, a pair of ESD gloves, an ESD box or bag, the cabinet door key, and tools.  Check that the new TCUA control board is intact. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 72 Unscrew and remove the TCUA, as shown in Figure 4-14. Figure 4-14 Removing the TCUA Step 3 Remove the TCUA control board. Unscrew the TCUA control board, as shown in Figure 4-15. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 73 Install the new TCUA control board in the TCUA. Reconnect the cables between the TEC04C and the new TCUA control board based on the recorded information. Step 5 Install the TCUA. Tighten screws to secure the TCUA. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 74: Replacing The Tec04C

    Step 6 Disconnect the ground cable for the ESD wrist strap, and take off the ESD wrist strap and ESD gloves. ----End Follow-up Procedure Pack the removed component, and return it to Huawei local warehouse. 4.4.8 Replacing the TEC04C Prerequisites ...
  • Page 75 TP48200A-DT19D1 Telecom Power User Manual 4 Maintenance Figure 4-17 Removing the cover from the cabinet door Unscrew and remove the TEC04C, as shown in Figure 4-18. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 76 Step 9 Disconnect the ground cable for the ESD wrist strap, and take off the ESD wrist strap and ESD gloves. ----End Follow-up Procedure Pack the removed component, and return it to Huawei local warehouse. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 77: Replacing A Temperature And Humidity Sensor

    Step 3 Remove the temperature and humidity sensor, as shown in Figure 4-20. Hold down the button on the sensor and remove the upper cover. Record the positions where cables connect to the base and remove the cables. Unscrew the sensor base. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 78: Replacing A Smoke Sensor

    Step 1 Connect the ground cable of the ESD wrist strap, and wear the ESD wrist strap and ESD gloves. Step 2 Remove the smoke sensor, as shown in Figure 4-21. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 79 Place the new smoke sensor correctly and press and push it in the CLOSE direction. Reconnect the removed cables to the smoke sensor. Step 4 Disconnect the ground cable of the ESD wrist strap, and remove the ESD wrist strap and ESD gloves. ----End Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 80: Replacing A Battery Temperature Sensor

    Step 2 Remove the battery temperature sensor cable from the UIM, as shown in Figure 4-22. Figure 4-22 Removing the battery temperature sensor cable Step 3 Cut off the cable tie of the battery temperature sensor and remove the sensor. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 81: Replacing A Temperature Sensor For The Equipment Compartment

     Check that the new temperature sensor is intact. Procedure Step 1 Connect the ground cable to the ESD wrist strap, and put on the ESD wrist strap and ESD gloves. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 82: Replacing A Water Sensor

     You have obtained an ESD wrist strap, a pair of ESD gloves, an ESD box or bag, the cabinet door key, and tools.  The new water sensor is intact. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 83 Step 2 Remove the water sensor cable from the UIM, as shown in Figure 4-26. Figure 4-26 Removing the water sensor cable Step 3 Cut off the cable tie of the water sensor and remove the water sensor. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 84: Replacing A Door Status Sensor

    Step 1 Open the cabinet door and remove the shell of the door status sensor. Step 2 Record the positions where the alarm cables connect to the door status sensor, and unscrew the alarm cables. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 85: Replacing The Heater

    Make sure the heater circuit breaker is in the off state before replacing it. Procedure Step 1 Connect the ground cable for the ESD wrist strap, and put on the ESD wrist strap and ESD gloves. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 86: Replacing The Air Filter

    Step 8 Disconnect the ground cable for the ESD wrist strap, and take off the ESD wrist strap and ESD gloves. ----End Follow-up Procedure Pack the removed component, and return it to Huawei local warehouse. 4.4.16 Replacing the air filter Prerequisites ...
  • Page 87 Step 4 Disconnect the ground cable from the ESD wrist strap, and take off the ESD wrist strap and ESD gloves. ----End Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 88: Replacing An Intelligent Battery Detector

    Disconnect the battery voltage detection cable and the communications cable (pull out the wiring terminals directly). Disconnect the ground cable of the intelligent battery detector. Step 5 Remove the intelligent battery detector. Unscrew the intelligent battery detector, as shown in Figure 4-32. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 89 Step 10 Disconnect the ground cable for the ESD wrist strap, and take off the ESD wrist strap and ESD gloves. ----End Follow-up Procedure Pack the removed component, and return it to Huawei local warehouse. Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 90: A Technical Specifications

    Input system compatible with 220 V AC single-phase Input voltage 85–300 V AC Frequency range: 45–66 Hz; nominal Input frequency frequency: 50 Hz or 60 Hz ≥ 0.99 (load percentage ≥ 50%) Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 91 DC surge Differential mode: 10 kA (8/20 µs); common mode: 20 kA (8/20 µs) protection Safety and IEC/EN60950-1 and IEC/EN60950-22 regulatory design Mean time 200,000 hours (30° C) between failures (MTBF) Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 92: Emc Specifications

    2030 mm x 820 mm x 760 mm (including the base) Cabinet weight (excluding rectifiers and batteries) < 200 kg Protection level IP55 Installation mode Installed on a floor or against a wall Maintenance mode Operated and maintained from the front Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 93: Direct Ventilation Specifications

    Operating humidity 5% RH to 95% RH Heating power > 500 W A.7 TEC04C Specifications Table A-7 TEC04C specifications Item Specifications Rated voltage -48 V DC Rated cooling capacity (L32/L32) 200 W Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 94: Intelligent Battery Detector Specifications

    5% RH to 95% RH –40° C to +70° C Storage environment Altitude < 4000 m Dimensions (H x W x D) 38.5 mm x 216 mm x 94 mm Weight 0.8 kg Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 95: Lamp Specifications

    Dimensions (L x maximum shape diameter) 154 mm x 41 mm A colorless and transparent lamp cover is used. The lamp is Structure hand-held with a configured switch. ≥ 1000 h Service life Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 96: B Electrical Conceptual Diagrams

    TP48200A-DT19D1 Telecom Power User Manual B Electrical Conceptual Diagrams Electrical Conceptual Diagrams Figure B-1 Electrical conceptual diagram for a 220 V AC single-phase cabinet or a 220/380 V AC three-phase, four-wire cabinet Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 97: C Associations Between Alarms And Dry Contacts On The Uim

    ALM3 Rectifier faults ALM4 AC or DC SPD faults Load fuse blown, battery fuse blown, or loop ALM5 disconnection ALM6 Battery over/undertemperature ALM7 Door status alarm ALM8 Heater/Air conditioner/Fan fault alarm Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 98: D Cables Connection Of Tcua Control Board

    Figure D-1 Cables Connection of TCUA Control Board (1) TEC refrigeration (2) TEC internal circulation (3) TEC external circulation chip port fan port fan port (4) Power input port (5) Communication port (6) TEC extra temperature sensor port Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

  • Page 99: E Acronyms And Abbreviations

    Electromagnetic interference Electromagnetic susceptibility Heater Assembly Unit HTTPS Hypertext Transfer Protocol Secure Load low voltage disconnection LLVD International Electrotechnical Commission Mean time between failures MTBF power distribution unit preventive maintenance inspection Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.
  • Page 100 TP48200A-DT19D1 Telecom Power User Manual E Acronyms and Abbreviations Site monitoring unit SNMP Simple Network Management Protocol Surge protection device Temperature control unit A TCUA Thermoelectric cooler User interface module Issue 03 (2019-11-15) Copyright © Huawei Technologies Co., Ltd.

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