Shenzhen Powtran Technology Co. Limited

1). Can save 20%-50% energy of your motor 2). Power range: 0. 75-11 kw 3). Input voltage: 1 phase ac, 220v,3 phase ac--380v, 460v,575v, 660v-(fluctuating :15% ) 4). Output voltage:3 phases 220v-660v. 5). Output frequency range:0--800hz. 6). Has protection of over current, over heat, over voltage, over load, less voltage and less load. 7). Central control module based on dsp(digital signal processing),realizes high-speed and perfect performance control. 8). Integrate v/f control ,v/f+pg control . 9). 3 produce ways of spacial voltage vector waveform 10). Dead area compensation function, realize low frequency and big torque control. 11). Automatic slip compensation. 12). At most 7 steps speed control and 8 steps acceleration control can be realized. 13). 6 programmable output control terminals. 14). Pid function, realize high performance closed loop control. 15). Support feedback signal of dc 0-10v,1-5v,0-20ma and 4-20ma. 16). Built-in pid regulate dc braking. 17). Automatic tracking speed and starting and restart after momentary power loss. 18). Forceful communicated function, support standard rs485, and remote keyboard control. 19). Led screen matching with convenient display menu for 3 status parameters. 20). Special converse module (igbt) temperature control function, adjustable fan control, timely reduces motor noise and temperature. 21). High-efficient faults checking and record function , conveniently obviate the fault. 22. ). Parameter protection function 23). Unique design makes frequency converter least to pollute the power. 24) overload capacity: 150% rated current for 60 s (svc), 180% rated current for 10 s (vc) 25). Beauty, stabilization, convenience. 26) ambient temperature: -10~40 degree 27) altitude: 0~1000 m, 1000~4000 m with derating. 28) avoid high temperature and moisture and avoid being wetted due to raining, with the humidity below 90%rh (not dewing). typical application: energy saving project, fans and pump, paper plant, cement plant ,sugar refinery, injection molding machine, air compressor, pressing machine, air conditioner