29.120.70: Relays
Search Results
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IEC 61810-1 Amd.1 Ed. 4.0 b:2019
Amendment 1 - Electromechanical elementary relays - Part 1: General and safety requirements
Amendment by International Electrotechnical Commission, 11/25/2019.
Languages: English, French
- MULTI-USER
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IEC 60255-187-1 Ed. 1.0 b Cor.1:2023
Corrigendum 1 to Measuring relays and protection equipment – Part 187-1: Functional requirements for differential protection – Restrained and unrestrained differential protection of motors, generators and transformers
Amendment by International Electrotechnical Commission, 04/01/2023.
Languages: English, French
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IEC 60255-11 Ed. 1.0 b:1979 [ Withdrawn ]
This document has been replaced. View the most recent version.
Electrical relays - Part 11: Interruptions to and alternating component (ripple) in d.c. auxiliary energizing quantity of measuring relays
standard by International Electrotechnical Commission, 01/01/1979.
Languages: English, French
Historical Editions: IEC 60255-11 Ed. 2.0 b:2008
- MULTI-USER
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IEC 60255-12 Ed. 1.0 b:1980
Electrical relays - Part 12: Directional relays and power relays with two input energizing quantities
standard by International Electrotechnical Commission, 01/01/1980.
Languages: English, French
- MULTI-USER
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IEC 60255-13 Ed. 1.0 b:1980
Electrical relays - Part 13: Biased (percentage) differential relays
standard by International Electrotechnical Commission, 01/01/1980.
Languages: English, French
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IEC 60255-16 Ed. 1.0 b:1982 [ Withdrawn ]
Electrical relays - Part 16: Impedance measuring relays
standard by International Electrotechnical Commission, 01/01/1982.
Languages: English, French
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IEC 60255-21-3 Ed. 1.0 b:1993
Electrical relays - Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment - Section 3: Seismic tests
standard by International Electrotechnical Commission, 09/21/1993.
Languages: English, French
- MULTI-USER
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IEC 60255-21-1 Ed. 1.0 b:1988
Electrical relays - Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment - Section One: Vibration tests (sinusoidal)
standard by International Electrotechnical Commission, 09/30/1988.
Languages: English, French
- MULTI-USER
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IEC 60255-21-2 Ed. 1.0 b:1988
Electrical relays - Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment - Section Two: Shock and bump tests
standard by International Electrotechnical Commission, 10/31/1988.
Languages: English, French
- MULTI-USER
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IEC 60255-22-1 Ed. 2.0 b:2005 [ Withdrawn ]
This document has been replaced. View the most recent version.
Electrical relays - Part 22-1: Electrical disturbance tests for measuring relays and protection equipment - 1 MHz burst immunity tests
standard by International Electrotechnical Commission, 03/17/2005.
Languages: English, French
Historical Editions: IEC 60255-22-1 Ed. 3.0 b:2007
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