rate contract for purchase of 11kv, 250mva, indoor vacuum circuit breakers switchgears for distribution sub-station with horizontal isolation, as per the undertakings specifications and drawings rate contract for purchase of 11kv, 250mva, indoor vacuum circuit breakers switchgears for distribution sub-station with horizontal isolation, as per the undertakings specifications and drawings , items : , 11kv, 250mva indoor fault making, load breaking, non-trip, horizontal isolation & horizontal draw out type vcb with voltage transformer & suitable for distribution automation, as per specification no. 1390119(h) alongwith spares & accessories.(type -a) , 11kv, 250mva indoor fault making, fault breaking, horizontal isolation & horizontal draw out type vcb & suitable for distribution automation, as per specification no. 1390119(h) alongwith spares & accessories.(type -b) , 11kv, 250mva indoor fault making, load breaking, bus coupler with horizontal isolation & horizontal draw out type vcb & suitable for distribution automation, as per specification no. 1390119(h) alongwith spares & accessories.(type -c) , 11kv, 250mva indoor fault making, fault breaking, horizontal isolation & horizontal draw out type vcb with metering voltage transformer & suitable for distribution automation, as per specification no. 1390119(h) alongwith spares & accessories.(type -d)