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MS IEC 60947-8:2012
Low-voltage switchgear and controlgear - Part 8: Control units for built-in thermal protection (PTC) for rotating electrical machines (IEC 60947-8:2006, IDT)
This Malaysian Standard 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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15/05/2019
37
NSC 05 - Generation, Transmission & Distribution of Energy
29.130.20
60.00