Pressure Characteristics Chart; Noise Characteristics Chart - Yoshitake GD-28S-NE Product Manual

Pressure reducing valve

Table of Contents

1.4 Pressure characteristics chart

This chart shows variation in reduced pressure when the inlet pressure of 1.0 MPa is changed between

0.35 MPa and 2.0 MPa while the reduced pressure is set at 0.30 MPa.

1.5 Noise characteristics chart (Fluid: Water)

dB(A)

Nominal size 20A – 25A

Inlet pressure:

2.0MPa

Reduced pressure: 0.3 MPa

Inlet pressure:

0.6 MPa

Flow rate L/min

Nominal size: 20 A

Nominal size: 25 A

Nominal size 65A - 100 A

Inlet pressure:

2.0 MPa

Reduced pressure: 0.3 MPa

Flow rate L/min

Nominal size: 65 A

Nominal size: 80 A

Nominal size: 100 A

Inlet pressure MPa

Nominal size 32A - 50 A

Inlet pressure:

Reduced pressure: 0.3 MPa

dB(A)

2.0 MPa

Flow rate L/min

Nominal size: 32 A

Nominal size: 40 A

Nominal size: 50 A

EPDT-351

Table of Contents

Gd-29s-ne