Power range:0.4KW/220V-200KW220V,0.75KW/380V-500KW/380/480V.Output frequency:0HZ-500HZ,control method: V/F control. Torque characteristics:1HZ rated output torque 150%,overload:150% 60s,180% 1s,200% instant protection. Protection functions: overcurrent, overvoltage, undervoltage, overheating and overload protection. Basic interface: reversible instruction,5 programmable digital inputs,2 analog signal inputs,2 analog signal outputs,2 programmable open collector outputs,2 programmable relay outputs. Communication interface: Standard RS 485 communication interface. Altitude: less than 1000m(higher than1000m with de-rating use),ambient temperature:-10 to 40 degree. Vibration: less than 5.9m/s. Installation way: Wall-mounted, cabinet installation.