BS 142-3-3.1:1990

Withdrawn Date published: 31/12/90

Warning: Withdrawn Standard. This document has been withdrawn without replacement. You may wish to search for a more up to date equivalent.

Electrical protection relays. Requirements for single input energizing quantity relays, Specification for single input energizing quantity measuring relays with non-specified time or independent specified time

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23/30468254DC
BS EN IEC 61810-7-29. Electrical relays. Tests and Measurements, Part 7-29. Capacitance
AS/NZS 60255.1:2025
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AS/NZS 60255.127:2025
Measuring relays and protection equipment – Part 127: Functional requirements for over/under voltage protection
AS/NZS 60255.181:2025
Measuring relays and protection equipment – Part 181: Functional requirements for frequency protection

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