high quality frequency conversing device;hi-reliability, ultra-low-noise, energy save, high output torque, Specifications12PSB-COMPUTER TYPE- Diesel Fuel Injection pump test bench CHARACTERISTICS: 1. Main motor frequency conversion ... : 7.5KW, 11KW, 15KW, 18.5KW, 22KW, 30KW 12psb diesel fuel injection pump test bench