IEC 60947-4-2:1999
Superseded
View Superseded by
Low-voltage switchgear and controlgear - Part 4-2: Contactors and motor-starters - AC semiconductor motor controllers and starters
Hardcopy , PDF
12-17-1999
03-09-2020
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.
| Committee |
TC 121/SC 121A
|
| DocumentType |
Standard
|
| Pages |
263
|
| PublisherName |
International Electrotechnical Committee
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| AS/NZS 3947.4.2:2000 | Identical |
| UNE-EN 60947-4-2:2002 | Identical |
| CEI EN IEC 61800-9-2:2025-04 | Adjustable speed electrical power drive systems (PDS) - Part 9-2: Ecodesign for motor systems - Energy efficiency determination and classification |
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