NG TS 3.24.87
Technical Specifications - Trip Relays
active, Most Current
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| Organization: | NG |
| Publication Date: | 1 February 2011 |
| Status: | active |
| Page Count: | 8 |
scope:
PURPOSE AND SCOPE
The Technical Specifications for all new plant, equipment, apparatus and services, for use on the National Grid UK Electricity Transmission system are contained in a three level hierarchy of documents. Level 1 covers ratings and general requirements, Level 2 covers major plant categories and Level 3 covers specific related plant functions.
This document is a Level 3 specification, which describes the functional and performance requirements for trip relays to be used in conjunction with protection schemes at 400kV, 275kV & 132kV switching stations.
Document History
NG TS 3.24.87
February 1, 2011
Technical Specifications - Trip Relays
PURPOSE AND SCOPE
The Technical Specifications for all new plant, equipment, apparatus and services, for use on the National Grid UK Electricity Transmission system are contained in a three level...