Danfoss VLT PTC Thermistor Card MCB 112 - User Manual

34 pages

Save Page as PDF

To Next Page

Operating Guide

VLT® PTC Thermistor Card MCB 112

VLT® HVAC Drive FC 102, VLT® AQUA Drive FC 202, VLT® Automation

Drive FC 302

vlt-drives.danfoss.com

Main Page

Table of Contents3
Introduction6
Purpose of this Operating Guide6
Additional Resources6
Version History6
Products Covered6
Functional Overview6
Intended Use6
Markings of the Drive7
Foreseeable Misuse7
Thermal Motor Protection7
ATEX ETR Thermal Monitoring7
Tripping Function8
Safe Separation8
Safe Disconnection Principle8
Safe Disconnection Principle Diagram8
Motor Requirements9
Motor Limits and Rules9
Additional Motor Requirements9
Approvals and Certifications9
Abbreviations and Conventions9
Abbreviations9
Conventions10
Safety11
Safety Symbols11
Qualified Personnel11
Responsibilities of Users of Safety-Related Power Drive Systems PDS (SR)11
Protective Measures11
Safety Precautions12
Installation13
Safety Instructions13
Installing the VLT® PTC Thermistor Card MCB 11213
Sensor Circuit Wire Requirements14
Connecting Sensor Circuit Wires15
Maximum Current on MCB 11216
Wiring of STO16
Assembly17
Commissioning18
Commissioning the Drive18
Operation and Maintenence18
Testing18
Monitoring Sensor Resistance18
Thermal Limitation Curve (Ex Eb and Ex Ec Motors Only)19
Parameter Set-Up20
Alarm Handling20
Parameter Set-Up for Ex Eb and Ex Ec Motors20
Overview of Ex Eb and Ex Ec Specific Parameters20
Activate the ATEX ETR Monitor Function21
Maximum Current Limit21
Minimum Motor Frequency21
Maximum Motor Frequency22
Minimum Switching Frequency22
Disable Protection Mode22
Safe Torque off Functionality22
Functions, Alarms, and Warnings23
Application Examples24
Setting up the Option for Standard Use24
Combination with Other Components Using STO25
Maintenance and Troubleshooting27
Maintenance27
Troubleshooting27
Test the Sensor Circuit and Relay Function27
Alarm/Warning Code List27
Description of Alarm Word, Warning Word, and Extended Status Word27
Alarm 68, Safe Stop27
Warning 68, Safe Stop27
Alarm 71, PTC 1 Safe Stop27
Warning 71, PTC 1 Safe Stop28
Alarm 72, Dangerous Failure28
Unexpected Combinations28
Specifications29
Mains Supply29

Need help?

Do you have a question about the Danfoss VLT PTC Thermistor Card MCB 112 and is the answer not in the manual?

Danfoss VLT PTC Thermistor Card MCB 112 Specifications

General

Brand	Danfoss
Model	VLT PTC Thermistor Card MCB 112
Category	DC Drives
Language	English

Related product manuals

Danfoss VLT PROFINET MCA 120

Danfoss VLT PTC Thermistor Card MCB 112 - User Manual

Table of Contents

Danfoss VLT PTC Thermistor Card MCB 112 Specifications

Related product manuals