Feature:

• Face-to-face dimensions of the EN standard
• Superior durability
• Stable performance
• Valve leakage meets ANSI Class IV
• High reduction ratio (20:1)

Specifications

Features	For steam, EN Standard
Type	Pilot operated piston type
Specification	Product type	Pilot-operated type
	Nominal size	15A (1/2") - 100A (4")
	Application	Steam
	End connection	EN PN16 flanged
	Inlet pressure	0.1 - 1 MPa
	Reduced pressure	0.05 - 0.9 MPa
	Reduced pressure	90% or less of the inlet pressure(gauge pressure)
	Min. differential pressure	0.05 MPa
	Max. pressure reduction ratio	20 : 1
	Working temperature	Max. 220 degree(C)
	Valve seat leakage	0.01% or less of rated flow
Material	Body	Ductile cast iron
	Valve and valve seat	Stainless steel
	Piston, cylinder	Brass and Bronze
	Diaphragm	Stainless steel

Dimensions (mm) and Weights (kg)

Size	L (mm)	H (mm)	Weight (kg)	Cv value
15A(1/2)	150	291	8.0	1
20A(3/4)	150	291	8.5	2.3
25A(1)	160	300	10.0	4
32A(1-1/4)	180	333	14.0	6.5
40A(1-1/2)	200	333	15.5	9
50A(2)	230	353	21.0	16
65A(2-1/2)	290	357	30.0	25
80A(3)	310	404	37.0	36
100A(4)	350	450	57.0	64

About flow rate
Please refer to the nominal size selection chart when the inlet pressure is 0.6 MPa or more and the pressure reduction ratio exceeds 10:1.

Selection data：


Dimensional drawing