DS/EN 60947-4-2/A2
Low-voltage switchgear and controlgear - Part 4: Contactors and motor-starters - Section 2: A.C. semiconductor motor controllers and starters
inactive
| Organization: | DS |
| Publication Date: | 30 March 1999 |
| Status: | inactive |
| Page Count: | 10 |
| ICS Code (Low voltage switchgear and controlgear): | 29.130.20 |
scope:
This standard applies to controllers and starters, which may include a series mechanical switching device, intended to be connected to circuits, the rated voltage of which does not exceed 1 000 V a.c. This standard characterizes controllers and starters for use with or without bypass switching devices.
Document History
August 29, 2012
Low-voltage switchgear and controlgear – Part 4-2: Contactors and motor-starters – AC semiconductor motor controllers and starters
IEC 60947-4-2:2011 applies to a.c. semiconductor motor controllers and starters, which may include a series mechanical switching device, intended to be connected to circuits, the rated voltage of...
March 26, 2007
Low-voltage switchgear and controlgear - Part 4-2: Contactors and motor-starters - AC semiconductor motor controllers and starters
Applies to controllers and starters, which may include a series mechanical switching device, intended to be connected to circuits, the rated voltage of which does not exceed 1 000 V a.c.
January 21, 2003
Low-voltage switchgear and controlgear - Part 4-2: Contactors and motor-starters - AC semiconductor motor controllers and starters
This standard applies to controllers and starters, which may include a series mechanical switching device, intended to be connected to circuits, the rated voltage of which does not exceed 1 000 V...
December 14, 2000
Low-voltage switchgear and controlgear - Part 4-2: Contactors and motor-starters - AC semiconductor motor controllers and starters
This standard applies to controllers and starters, which may include a series mechanical switching device, intended to be connected to circuits, the rated voltage of which does not exceed 1 000 V...
DS/EN 60947-4-2/A2
March 30, 1999
Low-voltage switchgear and controlgear - Part 4: Contactors and motor-starters - Section 2: A.C. semiconductor motor controllers and starters
This standard applies to controllers and starters, which may include a series mechanical switching device, intended to be connected to circuits, the rated voltage of which does not exceed 1 000 V...
September 30, 1997
Low-voltage switchgear and controlgear - Part 4: Contactors and motor-starters - Section 2: AC semiconductor motor controllers and starters
This standard applies to controllers and starters, which may include a series mechanical switching device, intended to be connected to circuits, the rated voltage of which does not exceed 1 000 V...
Low-voltage switchgear and controlgear -- Part 4-2: Contactors and motor-starters - AC semiconductor motor controllers and starters
This standard applies to controllers and starters, which may include a series mechanical switching device, intended to be connected to circuits, the rated voltage of which does not exceed 1 000 V...
Low-voltage switchgear and controlgear -- Part 4-2: Contactors and motor-starters - AC semiconductor motor controllers and starters
This standard applies to a.c. semiconductor motor controllers and starters, which may include a series mechanical switching device, intended to be connected to circuits, the rated voltage of which...
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