• There are no items in your cart

ENA TS 48-4 : ISSUE 5 2016

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

DC RELAYS ASSOCIATED WITH A TRIPPING FUNCTION IN PROTECTIONS SYSTEMS

Superseded date

14-01-2022

Published date

12-01-2013

Defines the design, performance, testing requirements and application of direct current auxiliary relays intended to act as independent trip relays. The trip relays will usually be initiated by the associated protection equipment. They are intended to provide fast, simultaneous, signals to the circuit-breaker and all associated protection, control and indication systems that require initiation following operation of the associated protection equipment. It is intended to apply to relays on the transmission and distribution systems.

DocumentType
Standard
PublisherName
Energy Networks Association (UK)
Status
Superseded
SupersededBy
Supersedes

View more information
Sorry this product is not available in your region.

Access your standards online with a subscription

Features

  • Simple online access to standards, technical information and regulations.

  • Critical updates of standards and customisable alerts and notifications.

  • Multi-user online standards collection: secure, flexible and cost effective.