ENA TS 50-19 : ISSUE 1 2004
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
STANDARD NUMBERING FOR SMALL WIRING (FOR SWITCHGEAR AND TRANSFORMERS TOGETHER WITH THEIR ASSOCIATED RELAY PANELS)
08-11-2023
12-01-2013
Provides general rules for identification of individual wires ("ferruling") to denote its function in transformers, switchgear, control and protection equipment using an alphanumeric notation. Applicable to identification marks to small wiring of protection and controlgear in LV compartments at the point of interface with transformers and/or switchgear.
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