Instruction Manual

Signal Test Board 72
Static Test Procedures 73
Rectifier Module Static Test 74
Inverter Module Static Tests 77
Brake IGBT Test 79
Fan Continuity Test 80
Dynamic Test Procedures 82
Split Bus Mode 82
Warnings 83
No Display Text 83
Input Voltage Test 83
Basic Control Card Voltage Test 84
DC Undervoltage Test 84
Input Imbalance of Supply Voltage Test 85
Input Waveform Test 86
Gate Signal Test 88
IGBT Switching Test 89
Current Sensor Test 89
Testing Current Feedback with the Signal Test Board 90
Input Terminal Signal Test 91
Module-level Static Test Procedures 93
Inverter Module 93
Rectifier Module 93
After Repair Drive Test 95
Procedure 95
7 Top Level Module Removal Instructions
97
Before Proceeding 97
High Voltage Warning 97
Optional Circuit Breaker or Disconnect Switch 97
Tools Required 98
Unit Size 6x Service Shelf 98
Instructions 99
AC Line Input Fuses 99
DC Link Fuses 100
Door Fans 101
Heatsink Fans 101
Rectifier Module 102
Inverter Module 103
MDCIC Mounting Panel 104
Fan Transformers 105
High Power Service Manual for Unit Sizes 6x
3