Danfoss VLT Series Service Manual page 5

Table of Contents (continued)
5.2.14 Input Terminal Signal Tests ............................................................................................... 5-27
5.2.15 Control Card Test .............................................................................................................5-28
5.3 INITIAL START UP OR AFTER REPAIR DRIVE TESTS ................................................................. 5-29
SECTION 6 D-FRAME SIZES DISASSEMBLY AND ASSEMBLY INSTRUCTIONS .......................... 6-1
ELECTROSTATIC DISCHARGE (ESD) .................................................................................................. 6-1
6.0 INSTRUCTIONS .............................................................................................................................. 6-1
6.1 Control Card Cassette ............................................................................................................ 6-1
6.2 Interface Card ........................................................................................................................ 6-2
6.3 Power Card ........................................................................................................................... 6-2
6.4 Control Card/Power Card Mounting Plate ............................................................................... 6-2
6.5 Gate Drive Card ..................................................................................................................... 6-3
6.6 Soft Charge Card ................................................................................................................... 6-3
6.7 Capacitor Bank(s) .................................................................................................................. 6-4
6.7.1 Upper Capacitor Bank D2 Units ........................................................................................... 6-4
6.7.2 Lower Capacitor Bank D2 Units ........................................................................................... 6-4
6.7.3 Single Capacitor Bank D1 Units ........................................................................................... 6-5
6.8 Soft Charge (SC) Resistors D2 Units ...................................................................................... 6-6
6.9 Soft Charge (SC) Resistors D1 Units ...................................................................................... 6-7
6.10 Input Terminal Mounting Plate Assy ...................................................................................... 6-10
6.11 SCR/Diode Module D2 Units ............................................................................................... 6-11
6.12 SCR/Diode Module D1 Units ............................................................................................... 6-15
6.13 Current Sensor ................................................................................................................... 6-18
6.14 Fan Assembly ...................................................................................................................... 6-19
6.15 AC Input Terminals .............................................................................................................. 6-21
6.16 IGBT Modules D2 Units ....................................................................................................... 6-22
6.17 IGBT Modules D1 Units ....................................................................................................... 6-25
SECTION 7 E-FRAME SIZES DISASSEMBLY AND ASSEMBLY INSTRUCTIONS .......................... 7-1
ELECTROSTATIC DISCHARGE (ESD) .................................................................................................. 7-1
7.0 INSTRUCTIONS .............................................................................................................................. 7-1
7.1 Control Card Cassette ............................................................................................................ 7-1
7.2 Interface Card ........................................................................................................................ 7-2
7.3 Power Card ........................................................................................................................... 7-2
7.4 Control Card/Power Card Mounting Plate ............................................................................... 7-2
7.5 Gate Drive Card ..................................................................................................................... 7-3
7.6 Soft Charge Card ................................................................................................................... 7-3
7.7 Capacitor Banks ..................................................................................................................... 7-4
7.7.1 Upper Capacitor Bank ......................................................................................................... 7-4
7.7.2 Lower Capacitor Bank ......................................................................................................... 7-4
7.8 Input Terminal Mounting Plate Assy Option .............................................................................. 7-5
7.9 Soft Charge Resistor .............................................................................................................. 7-6
7.10 SCR and Diode Modules ...................................................................................................... 7-7
7.11 Current Sensor ....................................................................................................................7-10
7.12 Fan Assembly ...................................................................................................................... 7-11
7.13 AC Input, Motor, Load Sharing or Regen Terminals.............................................................. 7-12
7.14 IGBT Modules ..................................................................................................................... 7-13
SECTION 8 SPECIAL TEST EQUIPMENT ............................................................................................ 8-1
TEST EQUIPMENT ................................................................................................................................. 8-1
Test Cable and SCR Shorting Plug (p/n 176F8439) ...................................................................... 8-1
Signal Test Board (p/n 176F8437) ................................................................................................ 8-2
Signal Test Board Pin Outs: Description and Voltage Levels .......................................................... 8-2
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