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IEC 60947-4-3 Ed. 3.0 en PDF
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Low-voltage switchgear and controlgear – Part 4-3: Contactors and motor-starters – AC semiconductor controllers and contactors for non-motor loads
| Published by | Publication Date | Number of Pages |
| IEC | 07/14/2020 | 88 |
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IEC 60947-4-3 Ed. 3.0 en – Low-voltage switchgear and controlgear – Part 4-3: Contactors and motor-starters – AC semiconductor controllers and contactors for non-motor loads
IEC 60947-4-3:2020 applies to a.c. semiconductor non-motor load controllers and contactors intended for performing electrical operations by changing the state of a.c. electric circuits between the ON-state and the OFF-state. Typical applications are classified by utilization categories given in Table 2.
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