4.9 Power Factor Correction
25
4.10 Fuses
25
4.10.1 Power Supply Fuses 25
4.10.2 Bussmann Fuses 26
4.10.3 Ferraz Fuses 28
4.10.4 UL Fuse Selection and Short Circuit Ratings 30
4.11 Schematic Diagrams
33
5 Product Features
35
5.1 Motor Overload Protection
35
5.2 Adaptive Control
36
5.3 Starting Modes
36
5.3.1 Constant Current 36
5.3.2 Current Ramp 36
5.3.3 Adaptive Control 37
5.3.4 Kick Start 37
5.4 Stopping Modes
38
5.4.1 Coast to Stop 38
5.4.2 TVR Soft Stop 38
5.4.3 Adaptive Control 38
5.4.4 Pump Stopping 38
5.4.5 Brake 39
5.5 Jog Operation
40
5.6 Inside Delta Operation
41
5.7 Typical Start Currents
41
5.8 Installation with Main Contactor
43
5.9 Installation with Bypass Contactor
44
5.10 Emergency Run Operation
45
5.11 Auxiliary Trip Circuit
46
5.12 DC Brake with External Zero-speed Sensor
47
5.13 Soft Braking
48
5.14 Two-speed Motor
49
6 Operation
51
6.1 Control Methods
51
6.2 Operation and LCP
52
6.2.1 Operating Modes 52
6.3 Remote-mounted LCP
53
6.3.1 Synchronizing the LCP and the Soft Starter 53
6.4 Welcome Screen
53
6.5 Local Control Keys
53
Contents
VLT
®
Soft Starter MCD 500
2 Danfoss A/S © 05/2016 All rights reserved. MG17K602
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