Characteristics ◎Changing frequency changing rotation speed; ◎Small fall of rotation speed and large output torque; ◎High measurement precision; ◎The functions of overvoltage, overload and short circuit protection; ◎Ten kinds of rotation speeds presetting; ◎Constant temperature controlled;◎Ultra low noise; ◎Operating position: arbitrary side of the two work sides of the test stand; ◎Advance angle, rotation speed, out temperature and air pres-sure are displayed on15"CRT or LCD; ◎Built-in air resource; ◎Data can be searched and printed. Functions ◎Measurement of each cylinder’s delivery at various rotation speeds; ◎Checking of each cylinder’s injection time with static state; ◎Checking of the mechanical speed governors; ◎Checking of the electric magnetic valve of distributor pumps; ◎Checking performance of the pneumatic governors; ◎Checking of the pressure compensators(LDA); ◎Measurement of the reflux delivery of distributor pumps; ◎Measurement of the internal pressure of the distributor-tor pumps body; ◎Checking of the pneumatic speed governors` vacuum performance; ◎Measurement of rack travel; ◎Measurement of advance angle; Technical Parameters ◎Adjustable rotation speed range:0~4000RPM; ◎Double Series of graduates:45CC,1500CC； ◎Volume of oil tank:60L; ◎Temperature stabilization:40±2℃； ◎Test oil filtering unit:5μ； ◎D.C.Supply:12V/24V; ◎Feed pressure:low:0~0.4Mpa,high:0~4Mpa; ◎Air pressure:0~0.3Mpa; ◎3-phase power supply:380V/50HZ or on request; ◎Flywheel inertia’s moment:0.8KG.M2 ◎Center height:125MM; ◎Output power:5.5KW,7.5KW.11KW,and 15KW or on re-quest; ◎Overall dimensions(MM)：1900×960×1750; ◎Net weight(KG):1200.