Danfoss VLT series Service Manual

VLT is a registered Danfoss trademark
Intro-5
Control card cassette
Control card
PCA1
Power card
PCA3
Interface card
PCA2
Capacitor bank assembly
CBANK2 + PCA10
Soft charge card
PCA11
Upper capacitor bank
cover plate
Lower capacitor bank
cover plate
IGBT gate driver card
PCA5
Input terminal mounting
plate assembly
Main AC power
input terminals
TB1
Fan transformer
TR1
AC input bus bar
IGBT output bus bar
Fan assembly
F1 + C1 + CBL11
IGBT module
IGBT1, 2
Current sensor
L2, L3, L4
Output motor terminals
TB2
SCR/Diode module
SCR1, 2, 3
DC inductor
L1
Control input terminals
Capacitor bank assembly
CBANK1 + PCA9
Soft charge resistor assy
R1 + CBL26
IGBT snubber
C2, C3, C4, C5, C6, C7
Fan fuse
FU4
Soft charge fuses
Exploded View D2 Frame Size

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)