bids are invited for prgorammable bidirectional dc power supply as battery simulator and fuel cell simulator - output voltage range: 0 to 1200v dcoutput current range: ±40a dcoutput power range: ±18kw with regenerative capabilityinput supply 3-phase, 380-400vac, 47-63hz, power factor of 0.97 or above , electrical charctersitics - line regulation voltage :+/- 0.01% of full scale or belowline regulation current: +/- 0.05% of full scale or below output voltage ripple 300 mv (rms) or below output current ripple 100 ma (rms) or belowcontrollable slew rate minimum of 180v/ms , extendable operational capability - series operation: up to 2-units for increasing voltage & powerparallel operation: master / slave control for 10 units up to 180kw , safety & protections - overvoltage protection, overcurrent protection, overpower protection, over temperature protection, ac fault, fan fail protection , additional features - able to use as a dc source only mode, dc load only mode and bidirectional as (dc source + dc load) mode at a timeable to program from front panel display hardware for programming sequences for dc source, dc load and (dc source + dc load) modes dc load mode must be operating in cc, cv & cp mode. , software features - able to use as a dc source only mode, dc load only mode and bidirectional as (dc source + dc load) mode at a timeable to program from front panel display hardware for programming sequences for dc source, dc load and (dc source + dc load) modesdc load mode must be operating in cc, cv & cp mode. , battery and fuel cell emulator features - - built-in setup for battery simulator with below features :a. able to set soc voltage 0% & 100% soc, dcr, total capacity, series-parallel no. of batteries/cell.b. able to upload curve for ocv vs capacity and ocv vs soc through excel sheet/word format.c. able to start battery simulation through voltage level, capacity (ah), soc%.-built-in setup for fuel cell simulator with below features:a. able to upload basic curve.b. able to upload current & voltage curve through excel sheet/word format.c. able to set cell no. & area. , all in one pc - system should be supplied with a all in one pc, intel i5 processor, windows 10, 8gb ram or better total quantity : 1