IEC 62271-112 Ed. 2.0 b:2021

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

International Electrotechnical Commission, 07/01/2021

Publisher: IEC

File Format: PDF

$117.00$234.00


Published:01/07/2021

Pages:58

File Size:1 file , 2 MB

Note:This product is unavailable in Ukraine, Russia, Belarus

This part of IEC 62271 applies to AC high-speed earthing switches (hereinafter termed HSES) designed for indoor and outdoor installation and for operation at service frequencies of 50 Hz and 60 Hz on systems having rated voltages of 550 kV and above.

HSESs described in this document are intended to extinguish the secondary arc remaining after clearing faults on transmission lines by the circuit-breakers.

For more detailed information on HSESs, refer to Annex A.

More IEC standard pdf

IEC 60974-7 Ed. 4.0 b:2019

IEC 60974-7 Ed. 4.0 b:2019

Arc welding equipment - Part 7: Torches

$139.00 $278.00

IEC 60364-5-56 Ed. 3.0 en:2018

IEC 60364-5-56 Ed. 3.0 en:2018

Low-voltage electrical installations - Part 5-56: Selection and erection of electrical equipment - Safety services

$117.00 $234.00

IEC 61058-2-5 Ed. 3.0 b:2018

IEC 61058-2-5 Ed. 3.0 b:2018

Switches for appliances - Part 2-5: Particular requirements for change-over selectors

$25.00 $51.00

IEC 60335-2-15 Ed. 6.2 b:2018

IEC 60335-2-15 Ed. 6.2 b:2018

Household and similar electrical appliances - Safety - Part 2-15: Particular requirements for appliances for heating liquids CONSOLIDATED EDITION

$186.00 $373.00