Danfoss VLT User Manual

Contents
1 Safety
1-1
Safety instructions 1-1
Before Commencing Repair Work 1-2
Special conditions 1-2
Avoid unintended Start. 1-3
Safe Stop of the Adjustable Frequency Drive 1-3
IT Line Power 1-5
2 Introduction 2-1
3 Mechanical installation 3-1
Before starting 3-1
Mechanical Dimensions 3-3
4 Electrical installation 4-1
How to connect 4-1
Line power wiring overview 4-6
Motor wiring overview 4-13
DC bus connection 4-17
Brake Connection Option 4-18
Relay Connection 4-20
How to Test Motor and Direction of Rotation. 4-24
Electrical Installation and Control Cables 4-27
5 How to operate the adjustable frequency drive 5-1
Three ways of operating 5-1
How to operate the numeric LCP (NLCP) 5-1
Tips and tricks 5-5
6 How to program the adjustable frequency drive 6-1
How to program 6-1
Quick Menu Mode 6-1
Function Set-ups 6-10
Parameter list 6-55
Main Menu Structure 6-55
0-** Operation and Display 6-56
1-** Load / Motor 6-58
2-** Brakes 6-59
VLT
®
HVAC Drive Instruction Manual Contents
MG.11.A9.22 - VLT
®
is a registered Danfoss trademark

Danfoss VLT Specifications

General

Frequency	50/60 Hz
Enclosure	IP20, IP21, IP55, IP66
Series	VLT
Control Technique	Flux Vector Control
Output Voltage	0-Vinput
Control Method	Fieldbus
Communication Interface	PROFIBUS, CANopen
Protection Features	Overload, Overvoltage, Undervoltage, Short Circuit, Ground Fault
Cooling Method	Liquid Cooled
Storage Temperature	-25°C to +70°C
Relative Humidity	5-95% non-condensing
Altitude	Up to 1000m (3280ft) without derating, up to 4000m (13120ft) with derating
Operating Temperature	-10°C to +50°C (14°F to 122°F)