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ENA TS 35-2 : ISSUE 6 2014
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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EMERGENCY RATED SYSTEM TRANSFORMERS 66/20.5 KV, 66/11.5 KV AND 33/11.5 KV DELTA/STAR AND STAR/STAR CONNECTED
17-04-2024
12-01-2013
Describes the technical requirements for three-phase, oil-immersed, 66/20.5 kV, 66/11.5 kV and 33/11.5 kV, 50 Hz, emergency rated system transformers for use on systems having the 11.5 kV or 20.5 kV neutral earthed directly or through resistance or reactance at one or more points.
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