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Displaying 1-7 of 7 results.

LVS EN 60255-121:2015

standard

EN
Measuring relays and protection equipment - Part 121: Functional requirements for distance protection
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31.42 €

LVS EN IEC 60255-1:2023

standard

EN
Measuring relays and protection equipment - Part 1: Common requirements
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20.33 €

LVS EN IEC 60255-181:2019

standard

EN
Measuring relays and protection equipment - Part 181: Functional requirements for frequency protection
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25.88 €

LVS EN IEC 60255-187-1:2021

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EN
Measuring relays and protection equipment - Part 187-1: Functional requirements for differential protection - Restrained and unrestrained differential protection of motors, generators and transformers
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31.42 €

LVS EN IEC 60255-187-1:2021/AC:2023

corrigendum

EN
Measuring relays and protection equipment - Part 187-1: Functional requirements for differential protection - Restrained and unrestrained differential protection of motors, generators and transformers
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0.00 €

LVS EN IEC 60255-26:2025

standard

EN
Measuring relays and protection equipment - Part 26: Electromagnetic compatibility requirements
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22.71 €

LVS EN IEC 60255-27:2025

standard

EN
Measuring relays and protection equipment - Part 27: Product safety requirements
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27.73 €