2W31 normally closed brass water solenoid valve

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Product detail:

 

2W31 normally closed brass water solenoid valve

 

Detailed Product Description

2 way direct lifting diaphragm Water solenoid valve with low pressure. It is a high cost performance valve.

Water solenoid valve 2W31

Characteristic :  1.Direct lifting diaphragm construction;
                        2.Open from zero bar for low pressure system use
                        3.High frequency of DIN plug coil
Medium :             Air, City Gas, Water, Oil, Petroleum, etc.
Temperature:       NBR Seal: 14F to 176F , -10 to 80
                          EPDM Seal:  14F to 250F ,  -10 to 120
                          VITON Seal : 14F to 300F, -10 to 150
Pressure:           2W31: 0.00MPa ~ 1.0MPa
Port Size:           3/8,1/2,3/4,1
Port Thread:        BSPP ,BSPT ,NPT ,Flange, UNF
Orifice (mm):      12,15,20,25
Voltage:             DC - 12V,24V
                         AC - 24V,120V, 240V@60HZ 110V, 220V@50HZ
                         Tolerance: +/- 10%
Coils :                S91B, 17VA(AC), 10W(DC), IP65,100%ED
                         NASS COIL 0543 on request
Special coils:     Latching coil. DC 6 ~ 12 V
Material:            Body - Brass or Stainless steel
                        Seal -NBR, EPDM, PTFE or VITON
                        Armature Tube - Stainless Steel 304
                        Plunger - Stainless Steel 430F
                        Stop SS430F
                        Springs - SS 304
                        Shading Rings - Stainless Steel 304 

2W31 Normally Closed , with Coil S91B

Port Size	Orifice	Cv	Min Pressure	Max Pressure		Seals Material	Body Material	Valve Body	Coil
				AC(17VA)	DC(10W)
3/8"	12	4.5	0. 0MPa	1. 0MPa	1. 0MPa	EPDM,PTFE, VITON,	Brass, or Stainless Steel	2W3112 X X X	S91B
1/2"	15	4.5	0. 0MPa	1. 0MPa	1. 0MPa			2W3115 X X X	S91B
3/4"	20	9.3	0. 0MPa	1. 0MPa	1. 0MPa			2W3120 X X X	S91B
1"	25	12	0. 0MPa	1. 0MPa	1. 0MPa			2W3125 X X X	S91B