SANS 62271-112 : 1ED 2014
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 112: ALTERNATING CURRENT HIGH-SPEED EARTHING SWITCHES FOR SECONDARY ARC EXTINCTION ON TRANSMISSION LINES
12-21-2023
03-11-2014
Pertains to a.c. high-speed earthing switches designed for indoor and outdoor installation and for operation at service frequencies of 50 Hz and 60 Hz on systems with voltages of 550 kV and above.
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