IEC - International Electrotechnical Commission - IEC 60470:1974
High-voltage alternating current contactors
revised
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| Organization: | IEC - International Electrotechnical Commission |
| Publication Date: | 1 January 1974 |
| Status: | revised |
| Page Count: | 51 |
| ICS Code (High voltage switchgear and controlgear): | 29.130.10 |
abstract:
Applies to contactors intended for closing and opening electric circuits, and, if combined with suitable relays, for protecting those circuits against operating overloads which may occur therein.... View More
Document History
October 20, 1999
High-voltage alternating current contactors and contactor-based motor-starters
Applicable to a.c. contactors and/or contactor-based motor-starters designed for indoor installation and operation at frequencies up to and including 60 Hz on systems having voltages above 1 000 V...
January 1, 1975
Amendment 1 - High-voltage alternating current contactors
A description is not available for this item.
IEC 60470:1974
January 1, 1974
High-voltage alternating current contactors
Applies to contactors intended for closing and opening electric circuits, and, if combined with suitable relays, for protecting those circuits against operating overloads which may occur therein....