BS 4999-111:1987

$19.05

Format: PDF      In Stock

 

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BS 4999-111:1987

$19.05

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

Format: PDF      In Stock

 

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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):
00166527, 00166527, 00166527