Function Instruction
Prefill valve
Model description

Technical specification of Prefill valve
| Parameters Specification | 40 | 50 | 63 | 80 | |
| Maximum working pressure(MPa) | A | ~1.6 | |||
| B | ~31.5 | ||||
| X | ~31.5 | ||||
| Maximum flow(L/min) | - | ||||
| Working fluid | Mineral oil, phosphate-ester | ||||
| Fluid temp(℃) | -20~70 | ||||
| Viscosity(mm2/s) | 2.8~380 | ||||
| Opening pressure(MPa) | a: 0.02 | ||||
| Weight(Kg) | - | 14 | - | 32 | |
Code symbol

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