IEC 60947-8 Ed. 1.1 b:2006

Low-voltage switchgear and controlgear - Part 8: Control units for built-in thermal protection (PTC) for rotating electrical machines CONSOLIDATED EDITION

International Electrotechnical Commission, 11/24/2006

Publisher: IEC

File Format: PDF

$177.00$354.00

Description

Published:24/11/2006

Pages:65

File Size:1 file , 520 KB

Note:This product is unavailable in Ukraine, Russia, Belarus

This part of IEC 60947 specifies rules for control units, which perform the switching functions in response to the thermal detectors incorporated in rotating electrical machines according to IEC 60034-11, and the industrial application. It specifies rules for that type of system comprising a positive temperature coefficient (PTC) thermistor detector having particular characteristics, and its associated control unit.

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