Contents
1 How to Read this Design Guide
6
2 Introduction to VLT
®
HVAC Drive
11
2.1 Safety
11
2.2 CE Labelling
12
2.3 Air humidity
13
2.4 Aggressive Environments
13
2.5 Vibration and Shock
14
2.6 Safe Torque Off
14
2.7 Advantages
20
2.8 Control Structures
33
2.9 General Aspects of EMC
41
2.10 Galvanic Isolation (PELV)
46
2.11 Earth Leakage Current
46
2.12 Brake Function
47
2.13 Extreme Running Conditions
49
3 Selection
52
3.1 Options and Accessories
52
3.1.1 Mounting of Option Modules in Slot B 52
3.1.2 General Purpose I/O Module MCB 101 52
3.1.3 Digital Inputs - Terminal X30/1-4 53
3.1.4 Analog Voltage Inputs - Terminal X30/10-12 53
3.1.5 Digital Outputs - Terminal X30/5-7 53
3.1.6 Analog Outputs - Terminal X30/5+8 53
3.1.7 Relay Option MCB 105 54
3.1.8 24 V Back-Up Option MCB 107 (Option D) 56
3.1.9 Analog I/O option MCB 109 57
3.1.10 PTC Thermistor Card MCB 112 58
3.1.11 Sensor Input Option MCB 114 60
3.1.11.1 Ordering Code Numbers and Parts Delivered 60
3.1.11.2 Electrical and Mechanical Specifications 60
3.1.11.3 Electrical Wiring 61
3.1.12 Remote Mounting Kit for LCP 61
3.1.13 IP21/IP41/ TYPE1 Enclosure Kit 62
3.1.14 IP21/Type 1 Enclosure Kit 62
3.1.15 Output Filters 64
4 How to Order
65
4.1 Ordering Form
65
Contents Design Guide
MG11BC02 Danfoss A/S © Rev. 06/2014 All rights reserved. 1
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