Danfoss vlt FC 102 Instruction Manual

Contents
1 Introduction
4
1.1 Purpose of the Manual
4
1.2 Additional Resources
4
1.3 Document and Software Version
4
1.4 Intended Use
4
1.5 Block Diagram of the Adjustable Frequency Drive
5
1.6 Enclosure Types and Power Ratings
5
1.7 Approvals and Certifications
5
1.8 Disposal Instruction
5
2 Safety
6
2.1 Safety Symbols
6
2.2 Qualified Personnel
6
2.3 Safety Precautions
6
3 Mechanical Installation
8
3.1 Unpacking
8
3.2 Installation Environments
11
3.3 Mounting
11
4 Electrical Installation
13
4.1 Safety Instructions
13
4.2 EMC-compliant Installation
13
4.3 Grounding
13
4.4 Wiring Schematic
14
4.5 Access
16
4.6 Motor Connection
16
4.7 AC Line Input Connection
18
4.8 Control Wiring
19
4.8.1 Control Terminal Types 19
4.8.2 Wiring to Control Terminals 20
4.8.3 Enabling Motor Operation (Terminal 27) 21
4.8.4 Voltage/Current Input Selection (Switches) 21
4.8.5 Safe Torque Off (STO) 21
4.8.6 RS-485 Serial Communication 22
Contents
VLT
®
HVAC Drive Instruction Manual
MG11AJ22 - Rev. 2013-09-13

Danfoss vlt FC 102 Specifications

General

Category	DC Drives
Model	Danfoss VLT FC 102
Output voltage range	0 to rated motor voltage
Power range	0.37 kW to 200 kW
Communication interfaces	RS-485
Protection features	Overvoltage, undervoltage, overcurrent, short circuit, earth fault, overtemperature, motor thermal protection
Cooling method	Air-cooled
Enclosure rating	IP20, IP21, IP55 (depending on model)
Approvals	CE, UL, cUL