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Allen-Bradley PowerFlex 20-750-S1 User Manual

Allen-Bradley PowerFlex 20-750-S1
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4 Rockwell Automation Publication 750-IN001O-EN-P - October 2014
Chapter 4
Power Wiring
Grounding Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145
Power Cable Types Acceptable for 200…600 Volt Installations. . . . . . 147
Motor Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147
Terminal Block Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147
Three-Phase Terminal Locations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
Wall Mount Frames 1…7 AC Input Power Terminals . . . . . . . . . . . . . . 151
Wall Mount Frames 5…7 Common DC Input Terminal Locations. . 153
Wall Mount Frames 5…7 Common DC Input Power Terminals . . . . 155
Floor Mount Frames 8…10 Bus Bar Locations . . . . . . . . . . . . . . . . . . . . . 156
Floor Mount Cabinet Options Bay . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 159
Floor Mount Frames 8…10 Power Wiring Options . . . . . . . . . . . . . . . . 161
Floor Mount Frames 8…10 Power Terminal L-Brackets . . . . . . . . . . . . 162
Recommended Motor Cable Spacing -
Floor Mount Frames 8 and Larger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 164
Fuse and Circuit Breaker Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167
Motor Overload Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 184
Short Circuit Current Rating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 184
Short Circuit Current Ratings -
Floor Mount Drives with Cabinet Options. . . . . . . . . . . . . . . . . . . . . . . . 185
Input Contactor Precautions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 191
Output Contactor Precaution. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 191
Bypass Contactor Precaution. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 191
Applying and Removing Power. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 191
Drives with Cabinet Options. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 192
Input Power Circuit Breakers and Disconnect Switches . . . . . . . . . . . . 194
Cabinet Options Bay Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 198
Drive Power Jumper Configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 209
Chapter 5
I/O Wiring
I/O Terminal Blocks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 220
Access Drive Control Pod. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 222
PowerFlex 753 Main Control Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 226
PowerFlex 755 Main Control Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 228
Hardware Enable Circuitry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 230
Safety Enable Circuitry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 232
PowerFlex 755 Fiber Optic Interface Board . . . . . . . . . . . . . . . . . . . . . . . 233
AC Input Drive Control and Power Terminal Block . . . . . . . . . . . . . . . 234
Common DC Input Drive Control and Power Terminal Blocks . . . . 235
Control Transformer Connections - Common DC Input Drives. . . . 238
Uninterruptible Power Supply Connections -
Common DC Input Drives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239
120/240V AC Power Supply Connections -
Common DC Input Drives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240
753 Main Control Board I/O Wiring Examples . . . . . . . . . . . . . . . . . . . 241

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Allen-Bradley PowerFlex 20-750-S1 Specifications

General IconGeneral
BrandAllen-Bradley
ModelPowerFlex 20-750-S1
CategoryController
LanguageEnglish

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