Pressure Reducing Valve GD-28S-NE | Yoshitake Inc.

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Pressure Reducing Valve

GD-28S-NE
Inlet pressure 2.0 MPa , Wetted parts SCS , Chlorine resistant
*Maximum Inlet pressure 2.0MPa, applicable to high pressure equipment of high-rise building, factory, plant.
*Wetted parts are made of corrosion-resistant material (diaphragm/O ring is made of chlorinated EPDM), has excellent resistance to chlorine of tap water.
*Can be installed in any piping direction, such as horizontal or vertical.
*Closed construction could keep no external leakage even if diaphragm damaged.
*Water supply law standards conformity product(E-606)
Image:GD-28S-NE

Feature Inlet pressure 2.0 MPa / Wetted parts SCS / Chlorine resistant
Type Direct-acting type
Specifications Application Cold and hot water
Inlet pressure 2.0MPa
Reduced pressure 0.2 - 0.7MPa(*1)
Connection JIS Rc
Min. differential pressure 0.05MPa
Max. pressure reduction ratio 7:1
Max. temperature 90 degree(C)
Material Body SCS
Valve FKM
Valve Seat SCS
Diaphragm Chlorine resistant EPDM
Remarks
(*1)Reduced pressure range
A:0.2-0.35MPa
B:0.3-0.7MPa
Pressure gauge connection diameter is Rc1/4.
20A-50A have built-in strainer(40mesh).
Max.pressure reduction ratio depends on the set pressure.

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Size L(mm) H(mm) Weight(kg) Cv value
20A(3/4) 135 170 2.3 2.3
25A(1) 135 170 2.3 3.5
32A(1 1/4) 180 224 4.9 6
40A(1 1/2) 180 224 4.7 7
50A(2) 200 239.5 6.7 11


[About flow rate]


Selection data: Rated Flow  Flow diagram 

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Dimensional drawing
Dimensional drawing:GD-28S-NE

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Drawing (295 KB)
CAD drawing (87 KB)

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