1103185

BS 4999-111:1987

General requirements for rotating electrical machines-Specification for built-in thermal protection for electric motors rated at 660 volts a.c. and below

standard by BSI Group , 02/27/1987

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About This Item

 

Full Description

Classifies types of protection, specifies winding temperatures for steady overload and stalled conditions. Recommends thermistor reference temperatures. Characteristics for thermostats, thermistors and thermistor control units with appropriate tests. Thermistors are of positive temperature coefficient. An appendix gives typical characteristic curve.
 

Product Details

Published:
02/27/1987
ISBN(s):
0580157806
Number of Pages:
12
File Size:
1 file , 440 KB
Product Code(s):
166527, 166527, 00166527
Note:
This product is unavailable in Ukraine, Russia, Belarus
 

Document History

  1. BS EN 60034-11:2004


    Rotating electrical machines-Thermal protection

    • Most Recent

  2. BS 4999-111:1987

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    General requirements for rotating electrical machines-Specification for built-in thermal protection for electric motors rated at 660 volts a.c. and below

    • Historical Version

  3. BS 4999-72:1972


    Specification for general requirements for rotating electrical machines-Built-in thermal protection for electric motors rated at 660 volts a.c. and below

    • Historical Version