H4-CV25-B ceperformance ratio The gearing is designed accor Helical gear boxes H4

Flender/Flender Gear Units/Helical gear boxes H4

he motor KW shall be de-rated for 5 ambient and heating due to VVVF control. - The class of insulation shall be `'. Under normal running conditions the temperature rise shall be limited to class as measured by resistance meth od. Terminal Box 1 of 1 INDRADHANUSH GAS GRID LIMITED TECHNICAL SPECIFICATION FOR NATURAL GAS COMPRESSOR STATION FOR NORTH EAST GAS GRID PIPELINE PROJECT TS NO.: MEC//2UU/0/2/0 0 El evators Chapter-0.1 2, MECON Limited, All Right Reserved Page 2 of 3 - The terminal box shall be amply imensioned to receive PVC insu lated and armoured cables with aluminium conductors. - The terminal box shall norma lly be provided on the top. - suitable earthing stud shall be provided inside the terminal box. - It shall be possible to rot ate the terminal box by 9 degrees. Cooling - Motors shall be of TEFC design. - Cooling shall be effective in either direction of rotation. Quality of Operation - The vibration levels shal be as per IS: 1-1. - Continuous noise level shall not exceed the limit as per IS. . BRAKES - Brakes shall be DC electro magnetic type. - Brake power supply 2V DC obtaine through individual transfor mer rectifier set. - Brakes shall be of heavy duty type suitable for elevator operat ion having long mechanical life. - Brakes shall be self-aligning and quick acting type. - Brakes shall be electrically eleased and spring applied for fa il safe operation. - Brakes shall have facilit for torque adjustment. - The coil connection shall be br ought out to suitable terminal box. 1 of 1 INDRADHANUSH GAS GRID LIMITED TECHNICAL SPECIFICATION FOR NATURAL GAS COMPRESSOR STATION FOR NORTH EAST GAS GRID PIPELINE PROJECT TS NO.: MEC//2UU/0/2/0 0 El evators Chapter-0.1 2, MECON Limited, All Right Reserved Page 2 of 3 - The necessary rectifier and brak control system/p