Related Manuals for ABB ACS 502 Series
Summary of Contents for ABB ACS 502 Series
- Page 1 ACS 502 Installation & Start-up Manual ACS 502/504 Adjustable Frequency AC Drives 50 to 400 HP, Series B ACS 502-04F EFFECTIVE 8/31/95 SUPERSEDES 9/1/94 ABB Drives ASEA BROWN BOVERI...
- Page 3 ACS 502/504 Adjustable Frequency AC Drives 50 to 400 HP, Series B Installation & Start-up Manual ACS 502-04F EFFECTIVE: 1995-08-30 SUPERSEDES: 1994-09-01 © 1995 ABB Industrial Systems Inc. All Rights Reserved.
- Page 5 Safety Instructions General Safety Warnings in this manual appear in either of two ways: Instructions • Dangerous voltage warnings, preceded by a Dangerous Voltage symbol, indicate the presence of voltages which may cause death or serious injury. These warnings describe procedures to avoid death or serious injury. •...
- Page 6 Safety Instructions Warnings, Cautions, and Notes WARNING! Your drive contains dangerous voltages when connected to the line power. Always check that the ACS 502/504 is safe, after disconnecting the power, by measuring the DC bus voltage and line input voltage. Failure to check voltages could cause death or serious injury.
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Page 7: Table Of Contents
Table of Contents Chapter 1 – Introduction How To Use This Manual ............1-1 Intended Audience . - Page 8 Table of Contents Power Connections ............. . . 3-6 Input Wiring .
- Page 9 Table of Contents Digital Relay Outputs ............. A-2 Environmental Limits .
- Page 10 Table of Contents This page intentionally left blank. viii ACS 502 Installation & Start-up Manual...
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Page 11: Chapter 1 - Introduction
Chapter 1 – Introduction This chapter describes the purpose and contents of this manual, describes the intended audience, explains conventions used in this manual, and lists related publications. How To Use This The purpose of this manual is to provide you with the information necessary Manual to install, start-up, and service an ACS 502/504 Adjustable Frequency AC Drive rated 50 to 400 hp. -
Page 12: Intended Audience
• Knowledge of standard electrical wiring practices, electronic components, and electrical schematic symbols. • Minimal knowledge of ABB product names and terminology. • No experience or training in installing, operating, or servicing the ACS 502/504. The audience for this manual will install, start-up, and service the ACS 502/ 504. -
Page 13: Terminal Block
If you have any questions concerning your ABB drive, contact your local distributor or ABB Drives office. The technical data and specifications are valid at the time of printing. ABB reserves the right to subsequent alterations. Related Publications... - Page 14 Chapter 1 – Introduction This page intentionally left blank. ACS 502 Installation & Start-up Manual...
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Page 15: Chapter 2 - Overview Of The Acs 502/504
Chapter 2 – Overview of the ACS 502/504 The ACS 502 and ACS 504 are adjustable frequency AC drives for 50 to 300 hp constant torque and 60 to 400 hp variable torque, 480 volt applications; and 60 to 150 hp constant torque and 75 to 200 hp variable torque, 600 volt applications. - Page 16 Chapter 2 – Overview of the ACS 502/504 Figure 2-1 Explanation of ACS 502/504 Drive Code ACS 502 - 075 - 4 - 0 0 P 2 AC = AC Drive Product Type: S = Standard Product Family: 50 = ACS 500 Construction 1 = Sizes 002 to 060, Wall Mounted 2 = Sizes 050 to 350, Std Floor Stand Cabinet...
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Page 17: Types And Ratings Of The Acs 502/504
Chapter 2 – Overview of the ACS 502/504 Types and Ratings of Table 2-1 shows the type series and ratings of the ACS 504. the ACS 502/504 Table 2-1 Rating Table for ACS 502 and ACS 504, 440 – 500 VAC,& 525 – 600 VAC Constant Torque Variable Torque Amps... - Page 18 Chapter 2 – Overview of the ACS 502/504 Table 2-2 shows the definitions for symbols used in this manual. Table 2-2 Symbol Definitions Symbol Definition Rated supply voltage [V]. The actual voltage is set by a parameter. Approximate input current (rms) when shaft power is P , line voltage is 480 V, and the motor is a standard NEMA motor [Amps].
- Page 19 Chapter 2 – Overview of the ACS 502/504 Figure 2-2 Nameplate Codes ACS502-075-4-00P2 S502075400P2 Meters A=Analog Voltmeter NEMA Type Enclosure B=Analog Speed Meter 2=NEMA 1 Y=Ammeter (Sized to unit) 3=NEMA 1 with Air Filters Z=Two Ammeters (Sized to MOL’s) 5=NEMA 12 1=A+B 2=A+Y Control...
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Page 20: General Information About Your Acs 502/504
Chapter 2 – Overview of the ACS 502/504 General Information About Your ACS 502/504 Functional Description Power-on sequence When line voltage is switched on, the capacitor bank is charged first via the charging circuit. The charging takes less than one second. During this time, the thyristors on the rectifier bridge are not conducting. - Page 21 Chapter 2 – Overview of the ACS 502/504 The output voltage waveform is a pulse-train. The widths of the pulses depend on the modulation. The purpose of the modulation is to create the fundamental voltage wave (its amplitude and frequency), e.g., according to the law = constant (V/Hz).
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Page 22: Control Panel Operation
Chapter 2 – Overview of the ACS 502/504 Control Panel Operation Control Panel Display The Control Panel, located on top of the Control Interface Card, has a 2x20 character alphanumeric LCD and a keypad. The operation information, parameters and fault indications are displayed in nine languages: English, German, Italian, Spanish, Dutch, French, Danish, Finnish, and Swedish. -
Page 23: Control Panel Keys
Chapter 2 – Overview of the ACS 502/504 Control Panel Keys Table 2-3 illustrates each Control Panel Key, how the keys are used in this manual's text, and describes the function of each key. Table 2-3 Control Panel Keys Control Panel Text Reference Function [ * ]... - Page 24 Chapter 2 – Overview of the ACS 502/504 Figure 2-4 Parameter Settings Indent to Main level. Select the required Main. Indent to Group level. Select the required Group by [Up Arrow] and [Down Arrow] keys. Indent to Parameter level. Select the required Parameter by [Up Arrow] and [Down Arrow] key.
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Page 25: Application Macros Overview
Hardware Description The ACS 504 chassis units consist of a Control Unit and an Inverter Module. These communicate via a multi-conductor cable. The ACS 502 series drives consist of an ACS 504 chassis unit mounted in an enclosure. Inverter Module Figure 2-5 shows the components of the ACS 504. - Page 26 Chapter 2 – Overview of the ACS 502/504 Figure 2-5 ACS 504 Components CONTROL UNIT A A AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA AA AA (CONTROL TERMINALS) AA AA AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA AA AA AA AA AA AA AA AA AA AA CONTROL INTERFACE MOTOR CONTROL AA AA AA AA (OPTIONAL) SNAT 7780 CNT...
- Page 27 Chapter 2 – Overview of the ACS 502/504 Table 2-4 ACS 504 Inverter Module Component Description Component Component Description R14, V14 Pre-charging circuit for limiting the current surge when power is first applied. V11, V12, V13 Rectifier bridge. This is a half-controlled thyristor bridge. During pre-charging, the thyristors are blocked and thereafter they are gated fully conducting.
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Page 28: Features And Functions
Figure 2-6 shows the door of the ACS 502 and indicates all possible options. Your drive may not look exactly like the illustration. Figure 2-6 ACS 502 Front Door Disconnect Speed Ammeters handle Meter ABB Drives Voltmeter Ext. Fault Pilot Light Bypass Pilot Light Normal Pilot Light... - Page 29 Chapter 2 – Overview of the ACS 502/504 Figure 2-7 and Figure 2-8 show the interiors of the ACS 502 and indicate all possible options. Your drive may not look exactly like the illustration. Figure 2-7 ACS 502 R6 and R7 with Bypass Interior Circuit Breaker MOL's or Disconnect Switch...
- Page 30 Chapter 2 – Overview of the ACS 502/504 Figure 2-8 ACS 502 R8 with Bypass and R9 Interior Fuses for Voltmeter Terminal Board Ground Lug Output Terminal Block Circuit Breaker Drive Fuses Disconnect Switch or Input Terminal Current Transformers for Ammeter Control Transformer Current Transformers &...
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Page 31: Custom Options
Chapter 2 – Overview of the ACS 502/504 Custom Options Custom options for the ACS 502 fall into five main categories: • Control Options • Disconnect Options • Bypass Options • Thermal Overload Relays • Meters Control Options The Control Options are Hand/Off/Auto and Hand/Off/Auto with Speed Potentiometer. -
Page 32: Bypass Options
Chapter 2 – Overview of the ACS 502/504 Bypass Options The Bypass Options are: • Manual Bypass, • Manual Bypass with Service Switch, • Automatic Bypass, and • Automatic Bypass with Service Switch. Manual Bypass The Manual Bypass option is a selector switch which transfers the motor to line power and allows the motor to operate at full speed. - Page 33 Chapter 2 – Overview of the ACS 502/504 Manual Bypass with The Manual Bypass with Service Switch option is the same as the Manual Service Switch Bypass option with the addition of another switch, and a third (input) contactor on the line power side of the drive. The additional switch allows you to apply power to, or remove power from the drive for servicing while the motor continues to operate on line power.
- Page 34 Chapter 2 – Overview of the ACS 502/504 Automatic Bypass An Automatic Bypass may be added to the Manual Bypass or Manual Bypass with Service Switch. The Automatic Bypass automatically transfers the motor to line power when the drive shuts down on a protective trip. If Automatic Restart is enabled on the drive, the drive will attempt to automatically restart before the motor transfers to line power.
- Page 35 Chapter 2 – Overview of the ACS 502/504 Table 2-5 Heater Sizes for Furnas Relays Furnas Amps 30 Heater Code .30 – .32 .33 – .35 .36 – .38 .39 – .41 .42 – .44 .45 – .49 .50 – .54 .55 –...
- Page 36 Chapter 2 – Overview of the ACS 502/504 Furnas Amps 30 Heater Code 16.9 – 18.4 16.9 – 18.4 18.5 – 20.9 18.5 – 20.9 21.0 – 22.5 21.0 – 22.5 22.6 – 24.3 22.6 – 24.7 24.4 – 27.2 24.8 –...
- Page 37 Chapter 2 – Overview of the ACS 502/504 Table 2-6 Heater Sizes for Square D Relays Heater Code Amps AR .45 28.0 – 30.0 AR .49 31.0 – 33.0 AR .54 34.0 – 36.0 AR .59 37.0 – 39.0 AR .65 40.0 –...
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Page 38: Meters
Chapter 2 – Overview of the ACS 502/504 Meters The Meter Options are Output Voltmeter, Output Speed Meter, and Output Ammeter. A total of four analog meters can be installed in the ACS 502. Output Voltmeter The Output Voltmeter indicates motor voltage on a 0 – 500 VAC scale connected directly to the drive output. -
Page 39: Chapter 3 - Acs 502 Installation Instructions
Chapter 3 – ACS 502 Installation Instructions This chapter explains how to install the ACS 502 and connect all power, motor, and control wiring. It also describes the initial inspection procedures. Grounding and The ACS 502 must always be grounded through a ground conductor Ground Faults connected to the ground terminal. -
Page 40: Mounting Area
Chapter 3 – ACS 502 Installation Instructions If the heatsink is not cleaned and it is not able to dissipate the expended heat, the ACS 502’s thermal protection will operate, causing a fault indication which stops the drive. The ACS 502 can be started again when the temperature of the heatsink has fallen below 167°F (75°C). -
Page 41: Conduit Size
Chapter 3 – ACS 502 Installation Instructions Conduit Size Figure 3-2 and Figure 3-3 show top views of the ACS 502 and conduit entry area. The panels must be removed from the drive before being drilled and punched to prevent metal particles from falling into the drive. Figure 3-2 ACS 502 Conduit Entry Area for One Door Enclosure 12.113 in. -
Page 42: Power Wiring
Chapter 3 – ACS 502 Installation Instructions Power Wiring All field wiring shall be rated for 167°F (75°C). Install the motor wiring away from other wire routes. Avoid long parallel runs with other wires. The tightening torque for the input power connections to the circuit breaker should be 275 in.-lbs. -
Page 43: Output Power Wiring
Chapter 3 – ACS 502 Installation Instructions Output Power Wiring Table 3-3 shows the output wire sizes for the ACS 502. Table 3-3 ACS 502 Output Wire Sizes Amp Range Overload Terminal Block 29.3 – 60.0 #12 – #2 #6-250MCM 57.1 –... -
Page 44: Power Connections
Chapter 3 – ACS 502 Installation Instructions Power Connections All field wiring should be tightened to the torque values listed on the component. Where the torque value is not visible, the following values should be used. Table 3-5 Circuit Breaker wire torque values Unit in.-lbs ACS502-050-4 to ACS502-060-4 and... -
Page 45: Output Wiring
Chapter 3 – ACS 502 Installation Instructions Figure 3-4 Input Power Wiring R6 & R7 (all) and R8 w/o bypass R8 w/bypass and R9 (all) a317.dxf a318.dxf Output Wiring Sizing is the same as for the input wiring. Figure 3-5 shows output power wiring for the ACS 502. Figure 3-5 Output Power Wiring R6 &... -
Page 46: Dynamic Braking
DC bus terminals. WARNING! The brake control terminals carry a dangerous DC voltage (1.35 x V ). No device other than an ABB Drives dynamic braking device may be connected to the positive and negative terminals of Terminal Block Control Connections... - Page 47 TB1B BYPASS EXT FLT XFMR 115V START SWITCH ABB DRIVES INC NEW BERLIN, WI 53151 MADE IN USA ASEA BROWN BOVERI Terminals TB1:1 through TB1:20 are low voltage terminals (24 VDC maximum). Terminals TB1:21 through TB1:29 are relay output terminals.
- Page 48 Chapter 3 – ACS 502 Installation Instructions Terminal Block TB1 Terminal Block TB1 can accept wire sizes from 12 – 22 AWG. All connections to Terminals TB1:1 to TB1:20 should be made with shielded cables. TB1:2, 4, 6, 18, and 20 are circuit common. They are optically isolated from the power line potential and from chassis ground by a 10 megohm resistor.
- Page 49 Chapter 3 – ACS 502 Installation Instructions Auxiliary 24 VDC An auxiliary +24 VDC supply is available on Terminals TB1:7 and TB1:8. This supply can drive auxiliary devices whose total current draw is less than 200 mA. Digital Inputs TB1 has six digital inputs, DI1 through DI6 on Terminals TB1:11 through TB1:16 respectively.
- Page 50 Chapter 3 – ACS 502 Installation Instructions DC coils should be supressed with a diode, although this is not required because of the small amount of noise generated by these type of circuits. If a diode is used, it should have a voltage rating greater than or equal to the supply voltage, and be connected as shown below: diode (24 VDC in this case) 24 VDC...
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Page 51: Chapter 4 - Acs 504 Installation Instructions
Chapter 4 – ACS 504 Installation Instructions This chapter explains how to properly install an ACS 504 chassis unit The ACS 504 chassis includes: • ACS 504 Inverter Module • Control Unit including cable (6 feet) • Control Unit Brackets •... - Page 52 Chapter 4 – ACS 504 Installation Instructions Figure 4-1 Inverter Module Dimensions TOP OF THE CABINET SPACE FOR OTHER DEVICES COOLING AIR OUTLET A6 A7 16.85 (428) 15.67 (398) 0.60 1.73 1.73 (15) LIFTING HOLES (44) (44) 30-44Nm LINE TERMINALS U1 V1 CONTROL CIRCUIT TERMINAL X301(INSIDE) TO BE CONNECTED TO...
- Page 53 Chapter 4 – ACS 504 Installation Instructions Table 4-2 shows the dimensions of the Inverter Modules. Table 4-2 ACS 504 Inverter Module Dimensions Code 26.57 37.76 1255 49.41 1608 63.31 27.76 38.94 1285 50.59 1638 64.49 4.92 6.50 8.07 10.43 15.35 21.93 28.35...
- Page 54 Chapter 4 – ACS 504 Installation Instructions Figure 4-3 shows the dimensions of the Control Unit. The control unit can be mounted inside the enclosure per the illustration below. The control unit is also supplied with two brackets to allow it to be mounted to the door of the enclosure.
- Page 55 Chapter 4 – ACS 504 Installation Instructions Figure 4-4 Example of Control Box Mounting AAAA AAAA AAAA A A A A A A A A A A A A A A A A A A A A A AAAA AA A A A A A A A A A A A A A A AA AA A A A AA A A A AA A AAAA...
- Page 56 Chapter 4 – ACS 504 Installation Instructions Table 4-3 shows power losses and cooling air volumes with free space requirements for ACS 504 Inverter Modules. Table 4-3 ACS 504 Cooling Requirements Losses Air Volumes Free Space Requirements Opening Areas Drive Type Watts Unit...
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Page 57: Environment
Chapter 4 – ACS 504 Installation Instructions Figure 4-5 shows the cooling requirements of the ACS 504. Figure 4-6 ACS 504 Cooling Requirements (side view) Area Main air flow out Circulating air flow inside cabinet ACS504- Air circulating preventive plate Cool Circulating air flow Area... -
Page 58: Control Unit
Chapter 4 – ACS 504 Installation Instructions The losses shown in the preceding table occur when the output current is I and input current is I . The temperature rise of the cooling air with these air INSQ volumes and losses is below 64°F (18°C). Note: Dimension A7 is given with the assumption that the air exhaust is on top part of the door or side walls. -
Page 59: Input And Output Power Wiring
Chapter 4 – ACS 504 Installation Instructions Power Connections Input and Output Power Four conductors (three phase plus a ground wire) are required for the input Wiring and output wiring. Use copper conductor rated for 167°F (75°C). Input and output conductors and branch circuit protection must be sized to local codes. WARNING: •... - Page 60 Chapter 4 – ACS 504 Installation Instructions Figure 4-7 ACS 504 Input and Output Power Connections Input Power Output Power Dynamic Brake Connections Caution High Voltage! (Covered with protective shield) 4-10 ACS 502 Installation & Start-up Manual...
- Page 61 Chapter 4 – ACS 504 Installation Instructions Figure 4-8 ACS 504 Connections CONTROL CABLING AC Choke (600 volt units only) ACS504 AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AAAA AA AA CONTROL UNIT AA AA AA AAAAAAAAAAA AA AA AA AA INPUT AA AA...
- Page 62 Cable other cables. WARNING! The brake control terminals carry a dangerous DC voltage (>600V). No device other than an ABB Drives dynamic braking device may be connected to the UDC+, BR, and UDC- terminals. Connecting the Control The cable coming out of the Control Unit is to be connected to connector Unit to the Inverter X604 on the Inverter Module.
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Page 63: Checking The Motor Insulation
Chapter 4 – ACS 504 Installation Instructions current should flow from the side labeled H1 to the side labeled H2. The wires on the CT should be connected to the grey cable on the left side of the inverter module. The wires should be connected as follows: black - black; white - clear. -
Page 64: X50
Chapter 4 – ACS 504 Installation Instructions Figure 4-9 SNAT-759 Connections Connectors fo RS-485 Option Boards Serial Communications EPROM term V/mA Selectors for AI1 and AI2 Customer Interface Terminals 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29... - Page 65 Chapter 4 – ACS 504 Installation Instructions Digital (Relay) Outputs There are three relay outputs which are each Form C. Relay RO1 is on terminals X50:21, X50:22, and X50:23; Relay RO2 is on terminals X50:24, X50:25, and X50:26; Relay RO3 is on terminals X50:27, X50:28, and X50:29.
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Page 66: Control Interface Card Connections
Chapter 4 – ACS 504 Installation Instructions Control Interface Card Figure 4-10 shows Control Interface connections for factory-set parameter Connections values. Figure 4-11 Control Interface Connections and Parameter Values Terminal Block X50 Function AAAAAAAAAAAAAAAAAAAAAAAAAA Reference voltage 10V DC, max. 10mA potentiometer 1kΩ... -
Page 67: Chapter 5 - Start-Up Procedure
Chapter 5 – Start-up Procedure This chapter explains how to inspect the installation and how to start-up the ACS 502. Prerequisite information required for start-up was provided in Chapter 2 – Overview of the ACS 502/504. Safety Precautions Before start-up, observe the following: The components inside the converter module are at DC Bus potential (1.35 x V ) when the ACS 502 is connected to supply voltage. -
Page 68: Installation Inspection
Chapter 5 – Start-up Procedure Figure 5-1 Start-up Checklist PREPARATION SAFETY PRECAUTIONS - Read and follow safety instructions. INSTALLATION INSPECTION - Check for proper grounding. - Check supply wires and motor wires. - Check control wires. - Verify availability and quality of cooling air. START-UP START-UP DATA PARAMETERS - Check and complete the Start-Up Data... -
Page 69: Start-Up Data Parameters
Chapter 5 – Start-up Procedure Start-up Data Power up the ACS 502. The display shows Operating Data Parameter 1 Parameters (Output Frequency). Before proceeding with the start-up, check and complete the Start-up Data Parameter values. Do not change parameters at this time except as described in the following steps. -
Page 70: Keypad Control Tests
Chapter 5 – Start-up Procedure G MOTOR POWER This parameter matches the motor rated power, adjustable between 0.7 hp and 1340 hp. The drive uses this parameter for motor overload and kWh information displays. The left key switches the display between hp and kWh. To change the display, press and hold the left key for two seconds. - Page 71 Chapter 5 – Start-up Procedure 5. Press [ * ] to enter setting mode. Press [Up Arrow] until the frequency display shows 60 Hz, then press [ * ] to enter the value. 6. Press [Up Arrow] or [Down Arrow] to scroll through and check the Operating Data parameters.
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Page 72: Keypad Control Vs. External Control
Chapter 5 – Start-up Procedure 6. Check the monitored values of Operating Data Parameters 1 – 8 for normal drive and motor operation. 7. Return to Operating Data Parameter 1 (Output Frequency). 8. Slowly increase the frequency value of Parameter 1. Verify that motor speed varies as frequency varies. -
Page 73: Default Drive Parameters
Chapter 5 – Start-up Procedure Default Drive Now that you have tested and started the drive using the Factory macro Parameters settings, check the Factory macro default drive parameters. Refer to the ACS 500 Adjustable Frequency AC Drives 2 to 350 HP Programming Manual Including Application Macros for additional information about Factory macro default settings. -
Page 74: Password Protection (Parameter Lock)
Chapter 5 – Start-up Procedure Password Protection Parameter Lock prevents unauthorized persons from altering the parameters. (Parameter Lock) When Parameter Lock is active the Setting mode cannot be selected and ACS 502 parameters can not be changed. The ACS 502 Parameter Lock can be controlled with the Keypad (Operating Data Parameter 20 (Parameter Lock)) or a digital input. -
Page 75: Chapter 6 - Fault Tracing
Refer to Fault 11 (AI < Min). WARNING. 8 EEPROM WR Parameter storing to the EEPROM has failed. Try to store again. If warning occurs again, try to restore factory settings. If the warning persists, contact ABB Technical Support. ACS 502 Installation & Start-up Manual... - Page 76 +/- 15 V supply If the fault persists after starting the drive once, will cause this trip. contact ABB Service. Do not try to restart the drive several times, since this may lead to other hardware failures.
- Page 77 20 CON INT This fault is related to components in the Control Remove power, wait one minute, then restore Interface Card. power. If the problem persists, call ABB Technical Support. 21 MOT CONTX This fault is related to components in the Motor The number replacing the X in the fault message Control Card or in the Converter Module.
- Page 78 ) in 5 sec. after OK, an internal failure has occurred. Contact connecting the input line. This fault message is ABB Technical Support. also displayed if the Start command is active and voltage drops below 60% and does not increase above 80% within 40 sec.
- Page 79 Chapter 6 – Fault Tracing Figure 6-1 shows the troubleshooting procedure if the display is not activated when power is applied. Figure 6-2 Troubleshooting Procedure Display not activated at power-up. Are the line voltages OK? (U1-V1,U1-W1,V1-W1) Is the DC-link voltage OK? Fault in the line.
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Page 81: Appendix A - Acs 502/504 Technical Data
Appendix A – ACS 502/504 Technical Data Voltage: 440/460/480/500 VAC ± 10% for 480 VAC units Input Power 380/400/415 VAC ± 10% for 380 VAC units Frequency: 48 – 63 Hz Displacement Power Factor: > 0.98 Line Imbalance: ± 3% of V Output Power Voltage: 0 –... -
Page 82: Auxiliary Voltage (For Controls
Appendix A – ACS 502/504 Technical Data Accuracy: • Analog Control: ± 0.5% • Digital Control: ± 0.01% Reference Signal Update: < 20 mSec 24 VDC ± 10%, 200 mA Auxiliary Voltage (for Controls) Digital Inputs Six programmable digital inputs. <... -
Page 83: Glossary
Glossary Analog Input (AI) An Analog Input is an input to the ACS 502/504 for a user-supplied DC signal. The signal may be a speed reference or a process feedback. This signal can be from: • Manual speed pot • DC voltage (0 to 10 VDC) •... - Page 84 Glossary Field Weakening Point This is the point at which the output voltage no longer increases as the output frequency is increased. Operation above this point results in reduced motor torque capability while the output kVA remains constant. Refer to Parameter 20.4.4 (Field Weak Point).
- Page 85 Glossary Macro A macro is a pre-programmed set of defaults for all of the parameters, which are typical for the specified application. When you select a macro from Start- up Data Parameter B (Applications), you select the macro that most closely defines the drive functions necessary for your particular application.
- Page 86 Glossary Rectifier A rectifier is a device that permits current flow in one direction and blocks the flow of current in the other direction. In today's technology, rectifiers are of the silicon diode type. The ACS 502/504 uses six rectifiers, configured into a three-phase bridge configuration, as the power converter section of the drive.
- Page 87 Index Numerics Conventions used in this manual Cooling requirements for ACS 502 115 VAC auxiliary power ACS 502 connections 3-12 115 VAC start DC bus capacitors ACS 502 connections 3-12 Digital inputs ACS 502 connections 3-11 ACS 504 connections 4-14 Ambient temperature for ACS 502 Digital outputs Analog inputs...
- Page 88 Index Pre-installation planning for ACS 504 environment LANGUAGE input wiring Liability information mounting 4-2, 4-3 output wiring Programming example 2-10 Macros, overview 2-11 Publications related to this manual Main, defined MOTOR BASE FREQUENCY MOTOR BASE R.P.M. Relay outputs Motor control card ACS 502 connections 3-11 ESD warning...
- Page 89 Index Voltage tolerance tests hi pot warning 3-6, 4-9 Meggar warning 3-6, 4-9 Warning messages Warranty information Wire sizes for ACS 502 power Wire sizes for ACS 504 power Wiring control ACS 504 connections 4-14 ACS 502 Installation & Start-up Manual...
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Page 90: Index
Index This page intentionally left blank. ACS 502 Installation & Start-up Manual... - Page 92 ASEA BROWN BOVERI ABB Industrial Systems Inc. 16250 West Glendale Drive New Berlin, WI 53151 Telephone: (414) 785-3416 Fax: (414) 785-0397...