Danfoss VLT User Manual

3-** Reference / Ramps 6-60
4-** Limits / Warnings 6-61
5-** Digital In / Out 6-62
6-** Analog In / Out 6-64
8-** Communication and Options 6-66
9-** Profibus 6-67
10-** CAN Fieldbus 6-68
11-** LonWorks 6-69
13-** Smart Logic Controller 6-70
14-** Special Functions 6-71
15-** FC Information 6-72
16-** Data Readouts 6-74
18-** Info & Readouts 6-76
20-** FC Closed-loop 6-77
21-** Ext. Closed-loop 6-78
22-** Application Functions 6-80
23-** Time-based Funtions 6-82
24-** Application Functions 2 6-83
25-** Cascade Controller 6-84
26-** Analog I / O Option MCB 109 6-86
7 Troubleshooting 7-1
Alarms and warnings 7-1
Fault messages 7-4
Acoustic noise or vibration 7-6
8 Specifications 8-1
General Specifications 8-1
Special Conditions
8-20
9 Index 9-1
Contents VLT
®
HVAC Drive Instruction Manual
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)