supply of supply, installation and commissioning of air compressor (screw type) to the following specification,1.en series tank mounted screw compressor with encapsulated design. 2. free air delivery: 54 to 65 cfm. 3.maximum working pressure: 12.7 kg/sq.cm. 4. normal working pressure: 12.5 kg/sq.cm approx. 5. tank capacity: 270 litres approx. 6. no. of stages: single. 7. cooling system: air-cooled. 8. motor power: 20 - 25 hp as per detailed technical specification attached. make: elgi or kirloskar or mark or colt or frank or chicago pneumatics or cec or parth or its equivalent.supply, installation and commissioning of air compressor (screw type) to the following specification,1.en series tank mounted screw compressor with encapsulated design. 2. free air delivery: 54 to 65 cfm. 3.maximum working pressure: 12.7 kg/sq.cm. 4. normal working pressure: 12.5 kg/sq.cm approx. 5. tank capacity: 270 litres approx. 6. no. of stages: single. 7. cooling system: air-cooled. 8. motor power: 20 - 25 hp as per detailed technical specification attached. make: elgi or kirloskar or mark or colt or frank or chicago pneumatics or cec or parth or its equivalent.,supply, installation and commissioning of air compressor (screw type) to the following specification,1.en series tank mounted screw compressor with encapsulated design. 2. free air delivery: 54 to 65 cfm. 3.maximum workin g pressure: 12.7 kg/sq.cm. 4. normal working pressure: 12.5 kg/sq.cm approx. 5. tank capacity: 270 litres approx. 6. no . of stages: single. 7. cooling system: air-cooled. 8. motor power: 20 - 25 hp as per detailed technical specification attac hed. make: elgi or kirloskar or mark or colt or frank or chicago pneumatics or cec or parth or its equivalent. [ warra nty period: 30 months after the date of delivery ] ]