supply of supply, installation, testing and commissioning of silent d.g. set of 250 kva capacity , supply, installation, testing and commissioning of silent d.g. set of 250 kvacapacity complet e including civil foundation work with diesel engine, self[1]starter, amf panel and acoustic enclosure etc as per actual site requirement. 250 kva dg set should comply with gsr no. 371 (e) f. no.8-15022/2/2001-cpa environment (protection) second amendment rules, 2002 (regarding noise pollution) or latest.the dg sets should conform to cpwd general specifications for electrical works part vii(dg sets) 2013or latest, attache d here with and comply with tech spec-ixand other associated work is/ie rules and site requirement &auth orized certificate and challan/invoice/test report/warrnty certificate to be submitted with delivery of ma terial. [ warranty period: 30 months after the date of delivery ] ]