Electro-hydraulic servo HSTPLW – 1000 trailer suspension test system used to carry out the trailer suspension assembly and key parts and components, such as suspension, rear axle in the former, leaf spring, trailer axle, traction pin and traction products such as dynamic and static mechanical properties test
Hstplw-1000 electro-hydraulic servo trailer suspension test system
| No. | Inspection item | Technical requirements |
| 1 | 1000kN Maximum static test force of actuator |
±1000kN |
| 2 | 250kN Maximum static test force of actuator |
±250kN |
| 3 | 150kN Maximum static test force of actuator |
±150kN |
| 4 | The precision range of static test force indicator | 2%-100%FS |
| 5 | Static test force value precision | ≤±1% |
| 6 | 1000kN The maximum amplitude of the actuator |
±150mm |
| 7 | 250kN The maximum amplitude of the actuator |
±125mm |
| 8 | 150kN The maximum amplitude of the actuator |
±125mm |
| 9 | Precision of amplitude indicator | From 20% ≤±0.5%FS |
| 10 | Controller frequency range | 0.01－30Hz |
| 11 | Main test waveform | Sine wave, triangle wave, square wave, half sine wave, half triangle wave, half square wave, oblique wave and user-defined wave, etc |
| 12 | Control mode | Force or displacement control |
| 13 | Pump specifications | 3*200L/min,21MPa, 3*90kW,AC（three-phase supply），380V |
| 14 | Grease separator | 800L/min+2*400L/min，21PMa |
| 15 | General technical requirements for testing machines | GB/T2611-2007 |
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