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Explosion Isolation Proportional Pilot-operated Relief Valve
Explosion Isolation Proportional Pilot-operated Relief Valve
Explosion Isolation Proportional Pilot-operated Relief Valve
Technical specification
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Specification |
03 |
06 |
10 |
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|
Max. Working pressure (MPa) |
Oil ports A, B, X |
31.5 |
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|
Oil port Y |
0 Mpa return to oil tank |
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Working pressure (Mpa) |
7 16 25 31.5 |
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|
Max. flow (L/min) |
200 |
400 |
600 |
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|
Working fluid |
Mineral oil; phosphate-ester |
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Fluid temp. (℃) |
-20~70 |
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Viscosity (mm2/s) |
15~380 |
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Hysteresis (%) |
< 2 |
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Repeatability (%) |
< 2 |
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Linearity (%) |
< 3.5 |
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Working voltage (V) |
DC24 |
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Rated current (mA) |
750 |
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Coil resistance (Ω) |
19.5 |
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Insulation grade |
IP55 |
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cleanliness |
The maximum allowable cleanliness of the oil should be according to 9th degree of Standard NAS1638. It is suggested that the minimum filter rating should be β10≥75. |
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