BS EN IEC 61810-7-52. All-or-nothing electrical relays. Tests and Measurements. Part 7-52. Coil overvoltage
Edition 2022-06-21

BS EN IEC 61810-7-52. All-or-nothing electrical relays. Tests and Measurements. Part 7-52. Coil overvoltage
Edition 2021-10-29

Overvoltage limiting devices - Requirements
Edition 2023-01-14

Electrical installations of buildings - Part 4-44: Protection for safety - Protection against voltage disturbances and electromagnetic disturbances - Clause 443: Protection against transient overvoltages of atmospheric origin or due to switching (english version)
Edition 2015-09-15

Low-voltage electrical installations - Part 4-44: Protection for safety - Protection against voltage disturbances and electromagnetic disturbances - Clause 443: Protection against transient overvoltages of atmospheric origin or due to switching
Edition 2016-11-23

Low-voltage electrical installations - Part 4-44: Protection for safety - Protection against voltage disturbances and electromagnetic disturbances - Clause 443: Protection against overvoltages of atmospheric origin or due to switching (IEC 64/1957/CDV)
Edition 2014-10-01

Low-voltage electrical installations - Part 4-442: Protection for safety - Protection of low-voltage installations against temporary overvoltages due to earth faults in the high-voltage system and due to faults in the low voltage system
Edition 2013-03-13

Grid connected inverters. Testing of requirements for DC grid injection, overvoltage generation and island operation detection system
Edition 2020-10-14

Explosives for civil uses - Detonators and relays - Part 21: Determination of flash-over voltage of electric detonators; German version EN 13763-21:2003
Edition 2004-03

Explosives for civil uses - Detonators and detonating cord relays - Part 21: Determination of flash-over voltage of electric detonators; German and English version prEN 13763-21:2021
Edition 2021-05