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This tender involves the repair and maintenance of 3.3 kV and 11 kV gang operated A.B. switches, including their accessories, installed in various locations under Karo Open Cut Project, Bokaro, Jharkhand.
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The tender involves onsite repair and maintenance of two VCB switches and one OCB switch, along with their connections to the transformer. The work is to be completed within 5 days.
Feeder Contactor, current rating 200 Amps, voltage rating 750V AC main pole: 4 nos., Aux contact: 2NO + 2NC, control Voltage-380-415V AC with surge suppressor for Net-1 & net -2 in SBCof LHB AC coaches confirming to item no. 57 & 58 of BOM of RDSO specification no. RDSO/PE/Spec/AC/0184-2015 (Rev-0). [ Warranty Period: 30 Months after the date of delivery