Name: Allen-Bradley SMC-50
Brand: Allen-Bradley
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188 Rockwell Automation Publication 1560F-UM001A-EN-P - June 2019

Chapter 9 Troubleshooting

Figure 70 - Typical 1500/2400V Module Wiring (600 A)

LEGEND:

RR SHARING RESISTOR

RS SNUBBER RESISTOR

CS SNUBBER CAPACITOR

HS HEATSINKS

G GATE LEAD (WHITE)

CCATHODE LEAD (RED)

THERMISTOR

GATE DRIVER BOARDS

THERMISTOR

GD1

GD2

RR1

OV1

OV2

HS1

HS2

LINE

HS3

LOAD

Default Chapter3
- Table of Contents3
- Additional Resources11
- Manual Objectives11
Preface11
- Service Procedure11
Chapter 1 Overview13
- 1503E - OEM Controller13
- 1560F - Retrofit Controller13
Product Overview13
- 1562F - Combination Controller14
- SMC-50™ Control Module14
- Starting Modes15
- Stopping Modes21
- Motor and Starter Protection Features24
- Metering33
  - Metering System33
- Inputs and Outputs34
- Communication Interface35
- Programming36
- Status Indication37
- Hardware Description38
- Functional Description42
Chapter 2 Receiving49
Installation49
- Safety and Codes49
- General Precautions50
- Transportation and Handling50
- Unpacking and Inspection50
- Installation Site51
  - Mounting52
  - Grounding Practices52
- Power Connections53
- Recommended Torque Values53
- Interlocking60
- Line and Load Power Wiring60
- Installation61
- Surge Arrestor Protection Devices63
- Motor Overload Protection64
  - Two-Speed Motors64
  - Multi-Motor Protection64
- EMC Compliance65
  - Enclosure65
  - Wiring65
- Control Power66
  - Control Voltage66
  - Control Wiring66
- Control Terminal Designations66
Chapter 3 Preliminary Setup69
Commissioning Procedure69
- System Characteristics69
  - Important Commissioning Checks70
- Preliminary Check71
- Hi-Pot and Insulation Resistance Test72
- Programming72
  - SMC-50 Module72
- Motor Tuning73
- Power Supply Tests77
- Control Function Tests80
- Resistance Checks80
- Voltage Sensing Module81
- Start-Up82
- 20-Him-C6S)83
  - Password Modification Using the HIM85
  - Parameter Access Level Modification Using the HIM86
Chapter 4 Overview83
- Human Interface Module (HIM)83
Programming83
- Parameter Management87
- Parameter Configuration89
- Parameter Configuration - Using the Setup File Group96
- Motor Protection106
- Parameter File-Group Structure109
- Option Module Configuration112
Chapter 5 Overview121
Metering121
- Viewing Metering Data121
  - Resetting Metering Parameters122
- Metering Parameters122
Chapter 6 Overview131
- HIM Control Buttons131
  - HIM Control Screen132
  - Copycat Function of the 20-HIM-A6133
Optional HIM Operation131
Chapter 7 Overview135
- Communication Ports135
Communications135
- HIM Keypad and Displays136
  - Connecting the HIM to the Control Module136
- Control Enable137
  - Logic Mask Enable/Disable Using a HIM137
- Default Input/Output Communication Configuration139
  - Variable Input/Output Configuration139
- Loss of Communication with DPI Device139
- Control Module-Bit Identification140
- SMC-50 Control Module—Bit Identification140
- Parameter Information141
- Reference/Feedback141
- Scale Factors for PLC Communication141
- Configuring Datalink142
  - Criteria for Using Datalink142
  - Rockwell Automation Publication 1560F-UM001A-EN-P - June142
- Display Text Unit Equivalents142
- Updating Firmware143
Diagnostics145
- Protection Programming145
- Clear Fault146
- Fault Display (20-HIM-A6)146
- Fault and Alarm Buffer - Parameter List147
- Auxiliary Relay Output Fault or Alarm Indication155
- Introduction157
Chapter 8 Overview145
- Diagnostic Status Indicators145
Troubleshooting157
- Control Module Removal164
- Real Time Clock (RTC) Battery Replacement164
- Voltage Feedback Circuit Tests166
- Voltage Sensing Board Replacement167
- Current Loop Power Supply168
- Circuit Board Replacement169
- Power Circuit Troubleshooting170
  - Thyristor (SCR) Testing170
  - SCR Replacement Procedure171
- Snubber and Resistor Circuit Testing184
- Snubber Resistor Replacement186
Chapter 10 Preventive Maintenance Protection191
- Fault and Alarm191
- PM Starts Protection-Fault and Alarm192
Maintenance191
- Safety and Preventative Maintenance192
- Periodic Inspection193
- Environmental Considerations196
Parameter List199
Appendix A Starting Duty241
Appendix C243
- Bulletin 1562F • Standard Control243
- Bulletin 1562F • Programming Interface Control244
- Bulletin 1560F • Standard Control245
- Bulletin 1560F • Programming Interface Control245
Functional Description243
Appendix D Arcshield Design251
Overview251
- Exhaust Systems: Chimney or Plenum Option252
  - Plenum Information252
- Plenum Exhaust Considerations253
- Additional Notes255
- Chimney Exhaust Considerations256
- Chimney Information256
Appendix E257
- Plenum Bracing257
- Recommended Torque Values257
- General Plenum Layout for Arcshield Line-Up259
- STEP 1 - Mounting a Single Plenum260
- STEP 4 – Closing the Front of the Plenum Sections263
- STEP 6 – Mounting Extension/Elbow to Plenum "Line-Up264
- STEP 7 – Additional Mounting Support265
- Recommended Torque Values267
Appendix F General Plenum Layout for Arcshield Line-Up268
- Chimney Placement on Structure269
Chapter 9 Introduction271
Appendix G272
- Macro Blocks272
- Bit Inputs273
- Analog Inputs274
- Analog Outputs275
- Example 2: Wet Well Operation277
- Power Stacks281
Accessories285
Appendix H287
Appendix I287
Index287

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Brand	Allen-Bradley
Model	SMC-50
Category	Controller
Language	English