IEC 62271-112:2013
High-voltage switchgear and controlgear - Part 112: Alternating current high-speed earthing switches for secondary arc extinction on transmission lines

Standard No.

IEC 62271-112:2013

Release Date

2013

Published By

International Electrotechnical Commission (IEC)

Status

Be replaced

Replace By

IEC 62271-112:2021 RLV

Latest

IEC 62271-112:2021 RLV

Replace

IEC 17A/1042/FDIS:2013

Scope

This part of IEC 62271 applies 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 having voltages of 550 kV and above. High-speed earthing switches described in this standard are intended to extinguish the secondary arc remaining after clearing faults on transmission lines by the circuit-breakers.

IEC 62271-112:2013 history

• 0000 IEC 62271-112:2021 RLV
• 2013 IEC 62271-112:2013 High-voltage switchgear and controlgear - Part 112: Alternating current high-speed earthing switches for secondary arc extinction on transmission lines