retender for e. procurement of 11kw / 15hp inverter panel unit suitable for simplex machine retender for e. procurement of 11kw / 15hp inverter panel unit suitable for simplex machine , supply, installation, testing and commissioning of inverter control panel unit for simplex machine as per nit , [ 11kkw / 15hp inverter panel unit suitable for simplex machine. ( general specification: supply, installation, testing, commissioning of 11kw / 15hp inverter panel unit suitable for suitable for simplex machine, soft starting of machine motor ( 11kw 440v 50hz delta connected 1440 rpm ) . the inverter unit consist of inverter, mcb, cooling fan assembled in a powder coated box. the panelshall be made of 14 swg crca sheet with necessary anticorrosive treatment and shall be dust and vermin proof construction ( ip ) suitable for installation on the machine / floor. the panel shall be rust inhibited, degreasing, zinc phosphating etc. and powder coated with approved colour with hinged and earthed front doors, name plate, danger notice board.the panel shall be manufactured s per the standardsand requirements of kerala state electrical inspectorate, supply authoritys and bureau of indian standards. door shall be properly gasketed to avoid entry of moisture. the panel, connection drawings should be submitted. ]