bids are invited for field electrification hybrid 1 kw hybrid solar power plant 1 kw wind plus solar system with and including connected accessories as per tech specifications , cement 43 grade opc packed in hdpe bag each 50 kg wt conforming to is 8112 1989 of make birla gold or ambuja or ultratech or acc or jk or dalmia , coarse sand free from vegitation , coarse aggregate 20mm graded , coarse aggregate 40mm graded , hard core 40 to 63 mm graded , stone for rr masonary less than 6 inches , earthing plate 600x600x6mm galvanised steel suitable for gi strip fittings drilled with two nos holes for 6 mm dia near one side , ci earthing pit cover of size 300x300x6mm with angle iron isa 20x20x3mm thick ms frame , funnel fitted with 20mm dia gi pipe 1.5m long of make jindal or tata or kalinga , gi wire 4mm diameter for earthing , charcoal , salt normal total quantity : 1954