SANS 60947-4-3:2007 Low-voltage switchgear and controlgear Part 4-3: Contactors and motor-starters - A.C. semiconductor controllers and contactors for non-motor loads
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.
SANS 60947-4-3:2007 history
0000 SANS 60947-4-3-2012
2007SANS 60947-4-3:2007 Low-voltage switchgear and controlgear Part 4-3: Contactors and motor-starters - A.C. semiconductor controllers and contactors for non-motor loads