ENA TS 41-15 PT1 : ISSUE 1 AMD 1 1991
Current
The latest, up-to-date edition.
STANDARD CIRCUIT DIAGRAMS FOR EQUIPMENT IN 132 KV SUBSTATIONS - TRANSFORMER FEEDER, TRANSFORMER END
12-01-2013
Specifies methods of connecting the protective relay a.c. and d.c. circuits, the automatic switching circuits, the supplies to the metering circuit and the control circuits local to the substation for the unbanked, double-wound transformer end of 132 kV transformer feeders fitted with automatic transformer isolation and delayed automatic reclosing circuits.
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