Contents
1 Safety
6
1.1 Warnings
6
2 Introduction
8
3 Installation
10
3.1 Mechanical Installation
10
3.2 Dimensions and Weight
11
4 Electrical Installation
13
4.1 Control Wiring
13
4.1.1 Ways to Control the Soft Starter 13
4.1.2 Control Terminals 13
4.1.3 Remote Inputs 13
4.1.4 Serial Communication 14
4.1.5 Ground Terminal 14
4.1.6 Power Terminations 14
4.2 Power Input and Output Congurations
15
4.2.1 Internally Bypassed Models (MCD5-0021B to MCD5-0961B) 15
4.2.2 MCD5-0245C 16
4.2.3 MCD5-0360C to MCD5-1600C 16
4.3 Motor Connection
16
4.3.1 Testing the Installation 16
4.3.2 In-line Installation 17
4.3.2.1 Internally Bypassed 17
4.3.2.2 Non-bypassed 17
4.3.2.3 Externally Bypassed 17
4.3.3 Inside Delta Installation 18
4.3.3.1 Internally Bypassed 18
4.3.3.2 Non-bypassed 18
4.3.3.3 Externally Bypassed 19
4.4 Current Ratings
19
4.4.1 In-line Connection (Bypassed) 20
4.4.2 In-line Connection (Non-bypassed/Continuous) 21
4.4.3 Inside Delta Connection (Bypassed) 22
4.4.4 Inside Delta Connection (Non-bypassed/Continuous) 23
4.5 Minimum and Maximum Current Settings
24
4.6 Bypass Contactor
24
4.7 Main Contactor
24
4.8 Circuit Breaker
24
Contents Operating Guide
MG17K602 Danfoss A/S © 05/2016 All rights reserved. 1
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