supply of screw air compressorscrew air compressor,supply, installation, testing, commissioning and proving out of 120hp/90kw screw air compr essor, specifications as per cofmow spec. no. cofmow/ir/edac/2019, (rev-01) or latest, (make: elgi or atlas copco or colt or kirloskar or ingersoll rand) with 3000 liters vertical air receiver, 200 kva oil cooled voltage stabilizer, 600 cfm refrigerant air dryer and accessories like 2 inch seamless pipe 50 metr es length, 4 core armoured electric cable of rated capacity for operation of all equipments: 60 metres lengt h and 2 years maintenance spares and consumables for compressor (for c&w point, korba) [ warranty p eriod: 30 months after the date of delivery ] ]