supply of single phase power controller , single phase power controller as per the following specification:1) nominal current: 200 amps2) nominal voltage: 480vac ( max range 90-530vac)3) field bus: absent4) fusible: self containe d (for current sizes>=150a)5) diagnostic/alarm option: alarm breach partial or total of load (hb)6) co ntrol options: current limit7) non repetitive voltage: 1200vpk (models 480vac)8) digital inputs: rang e 5-30v max 7ma, pwm input control: max 100hz (configurable features)9) voltage line range: 90v no minal, frequency:50-60hz, accracy:2%f.s10) current load range: 0...2a nominal, accracy:3%f.s, samp ing 0,2msec11) gtf 200(scr): nominal current 200 arms @40deg c in continous service, non repetiti ve over current t=10ms:8000a, 12t for blowout:320000a2s, dv/dt:1000v/micros12) power supply:24v dc/vac +-25%, input @25vdcmax:45ma, power:max 11va, maximum voltage insulation from control s ignals:300v13) working temperature: 0-50degc14) the unit shall be suitable for panel mountingsimil ar to model no.gtf 200-480-1-1-1-0 of gefran make 15) specific requirement:1)warranty: 18 m onths from the date of supply and 12 months from the date of commissioning whichever is earlier2) th e unit shall be supplied along with software, communication cable, detailed catalogue and maintenan ce manual.3) only authorised dealers/manufacturers to quote. [ warranty period: 18 months after th e date of delivery ] ]