Danfoss VLT series Service Manual

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
v
Table of Contents (continued)

Danfoss VLT series Specifications

General

Series	VLT
Category	DC Drives
Output Voltage	0-100% of input voltage
Protection Features	Overvoltage, Undervoltage, Overcurrent, Overtemperature, Short Circuit, Ground Fault
Communication Interfaces	Profibus, CANopen
Enclosure Rating	IP20, IP21, IP55, IP66
Cooling Method	Forced Air Cooling, Convection Cooling
Control Mode	Sensorless Vector, Closed Loop Vector
Ambient Temperature	-10°C to +50°C (14°F to 122°F)