supply installation testing commissioning work of changeover switch with allied work of dg set in blood bank department at kem hospital. - 1 dg repair 2 250 amp. 415v fp on load changeover switch with crca sheet steel powder coated enclosure. 3 600 x 600 x 3.15 mm copper plate,3000mm dip with suitable size cu strip earth pit as per is 3043. the earth pit shall be provided with watering pipe (class b) with wire messed funnel, 25x3 cu strip / 2x8swg cu.wire up to chamber, disconnecting links with 600 x 600 mm (clear) rcc chamber & 3mm thick heavy duty ci chequered plate cover with hinge. bentonite shall be provided for earth pits. excavation, back filling, removal of excess soil is included in the scope 4 earthing continuity conductors -25 x 3mm tinned copper 5 255a tpn mccb 6 4 pole contactor make l&t,255 amp 7 line voltage monitor 415 vac 8 multifunctional meter 9 paiinting fuel tank ,silencer ,dg base frame and inside cover frame 10 1st category cu armoured cables frls outer sheathed- 6c x 2.5 sq.mm 11 rat projection steel net/mesh with framing (5x6 ft) 12 rebate for point wiring in copper conductor. nos -19 13 rebate for switchgears above 200 amps to 800 amps.