Motor Thermal Protection - Danfoss VLT FC 102 Operating Instructions Manual
Hvac low harmonic drive
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Also See for VLT FC 102:
- Installation manual ,
- Programming manual (756 pages) ,
- Design manual (254 pages)
Table of Contents
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4 How to Install
4.10.3 Motor Thermal Protection
The electronic thermal relay in the frequency converter has received UL-approval for single motor protection, when par. 1-90
ETR Trip and par. 1-24 Motor Current is set to the rated motor current (see motor name plate).
set for
For thermal motor protection it is also possible to use the MCB 112 PTC Thermistor Card option. This card provides ATEX certificate to protect motors in
explosion hazardous areas, Zone 1/21 and Zone 2/22. Please refer to the
4
68
VLT HVAC Low Harmonic Drive Operating In-
Design Guide for further information.
®
MG.16.A1.02 - VLT
is a registered Danfoss trademark
structions
Motor Thermal Protection is
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