Project Description

  • 12psb test bench

    12psb Injector and Pump Test Bench                                                                                                  

Main function

1. Measurement of each cylinder delivery at any speed
2. Test point and interval angle of oil supply of injection pump.
3. Checking and adjust the mechanical governor.
4. Checking and adjusting the distributor pump.
5. Experiment and adjusting of behavior of supercharging and compensatory device.
6. Measurement of oil return of distributing pump
7. Testing of the electromagnetic valve of distributor pump.(12V/24V)
8. Measurement of the internal pressure of distributor pump.
9. Checking of the advance angle of advance device.
10. Checking the sealing of injection pump body


  1. Changing frequency changing rotational speed
  2. Low fall of rotational speed and high output torque
  3. High measurement precision;
  4. The functions of over voltage, overload and short circuit protection;
  5. Ten classes Rotation speeds presetting;
  6. Constant temperature controlled;
  7. Ultra low noise;
  8. Operating position: arbitrary side of the two work sides of the test stand;
  9. Rotation speed, count, temperature, air pressure digital display.
  10.  Built-in air resource;
1Main motor output power(kw)7.5/11/15kw
2Frequency ConverterQIDIAN
3Stroke Counting (Rpm)50-9999
4Standard injectorsZS12SJ1
5Power of fuel pump motor (kw)0.75
6Scope of rotate speed (r/m)0~4000
7Number of cylinders12
8Height of principal axis center (mm)125
9Filter oil precision of test bench(μ)4.5~5.5
10Volume of big and small volumetric cylinder ( ml )150 45
11Volume of fuel tank(L)40
12DC power supply12/24V
13Low pressure of fuel oil pressure(Mpa)0~0.4
14High pressure of fuel oil pressure(Mpa)0~4
15Pressure Gauge for VE Pump (Mpa)0-1.6
16Pressure Gauge for VE Pump (Mpa)0-0.16
17Control temperature of fuel ( ℃ )40±2
18Flywheel inertia(kg*m)0.8~0.9
19Scope of rack bar stroke(mm)0~25
20Measuring range of flow meter(L/m)10~100
21DC electrical source(V)12 24
22Positive pressure of air supply(Mpa)0~0.3
23Negative pressure of air supply(Mpa)-0.03~0
24Dimension of Packing ( L*W*H(m ))2.14*1.1*1.82
25Gross weight of Test bench( kg)800