Explosion isolation proportional pilot-operated pressure-reducing valve

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Technical parameter
x Specification 03 06
Max. working pressure (MPa) Oil ports A,B, 25
Oil portsY O Mpa return to oil tank
Working pressure (MPa) 7 16 25
Max. Flow (L/min) 80 200
Working fluid Mineral oil;phosphate-ester
Working fluid (℃) -20~70
Fluid temp (mm²/s) 15~380
Hystersis (%) <2
Repeatability (%) <2
Linearity (%) <3.5
Working voltage (V) DC24
Rated current (mA) 750
Coil resistance (Ω) 19.5
Insulation grade IP55
Cleanliness
The maximum allowable cleanliness of the oil should be according to 9th degree of Standard NAS 1638.It is suggested that the minimum filter rating should be β 10 ≥75.



Specification L1 L2 L3 L4 L5 L6 L7 L8 L9 L10 L11 L12 L13
GDBYJ-03 100.5 35.5 42.9 21.5 182.5 7.2 21.5 31.8 35.8 23 6 98 25.8
GDBYJ-06 124 39..4 60.3 39.7 178.7 11.1 20.6 44.5 49.2 24 6 118 22

Specification B1 B2 B3 B4 B5 B6 H1 H2 H3 D D1 D2 D3
GDBYJ-03 85 50 66.7 58.8 7.9 87 113 89.5 28 12 6 M10 7
GDBYJ-06 102 59.5 79.4 73 6.4 104 124 100.5 38 25 6 M10 7

1.When installing the product,conside horizontal position firstly.

2.The medium sued in the hydraulic system must be filtered.Its accuracy at least should be 20μ m.

3.Screw should be according to the parameters of catalogue.

4.The surface,connecting with the valve,should be Ra0.8 roughenss,and 0.01/100mm flatness.



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