supply of supply, installation, testing, commissioning and proving out of air compressor, rotary screw type, electric driven, capacity: 500 cfm, 10 kg/sq.cm, with concomitant accessories as per attached annexure-a. specifications as per cofmow spec. no. cofmow/ir/edac/2019, (rev-01) or latestsupply, installation, testing, commissioning and proving out of air compressor, rotary screw type, electric driven, capacity: 500 cfm, 10 kg/sq.cm, with concomitant accessories as per attached annexure-a. specifications as per cofmow spec. no. cofmow/ir/edac/2019, (rev-01) or latest,supply, installation, testing, commissioning and proving out of air compressor, rotary scre w type, electric driven, capacity: 500 cfm, 10 kg/sq.cm, with concomitant accessories as per attached an nexure-a. specifications as per cofmow spec. no. cofmow/ir/edac/2019, (rev-01) or latest, at c&w de pot/durg/secr. make- elgi or atlas copco or compair or colt or kirloskar or similar. and accessories lik e 2 inch bsp size seamless pipe 50 metres length, 4 core electric calbe 50 metres length and 2 years main tenance spares / consumables for compressor. [ warranty period: 30 months after the date of delivery ] ]