Danfoss VLT MCD 202 Design Guide

MCD 200 Design Guide
MG.17.C3.02 – VLT is a registered Danfoss trademark 1
Contents
■ Contents
■ Warnings ...................................................................................................... 2
■
MCD 200 Series Overview
Description ....................................................................................................... 3
Ratings ............................................................................................................. 4
General Technical Data ...................................................................................... 5
Mechanical Installation ...................................................................................... 7
Dimensions and Weights .................................................................................... 7
Cable Size ......................................................................................................... 9
Semiconductor Fuses ........................................................................................ 9
Frequently Asked Questions ............................................................................ 10
■
MCD 201
Electrical Schematic ........................................................................................ 12
Control Circuits ............................................................................................... 13
Functionality .................................................................................................... 13
Indication ........................................................................................................ 14
Fault Finding .................................................................................................... 14
■
MCD 202
Electrical Schematic ........................................................................................ 15
Control Circuits ............................................................................................... 15
Functionality .................................................................................................... 16
Motor Thermistor Protection ........................................................................... 18
Indication ........................................................................................................ 18
Fault Finding .................................................................................................... 18
■
Accessories
Overview ......................................................................................................... 19
MCD 200 Remote Operator ............................................................................. 19
MCD 200 Modbus Module ............................................................................... 19
MCD 200 Profibus Module................................................................................ 19
MCD 200 DeviceNet Module............................................................................. 19
MCD 200 AS-i Module ..................................................................................... 19
MCD PC Software ........................................................................................... 20
■
Soft Start Application Guide
Reduced Voltage Starting ............................................................................... 21
Types of Soft Start Control .............................................................................. 22
Understanding Soft Starter Ratings ................................................................. 22
Model Selection .............................................................................................. 23
Typical Applications ........................................................................................ 24
Power Factor Correction ................................................................................. 24

Danfoss VLT MCD 202 Specifications

General

Brand	Danfoss
Model	VLT MCD 202
Category	Controller
Language	English