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DONGGUAN COVNA AUTOMATION INDUSTRY CO., LTD.

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Brass Normally Closed Direct Acting Solenoid Valve

brass normally closed direct acting solenoid valve 2W brass normally closed direct acting solenoid valve 2w series direct acting s

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Basic Info

Model NO.: 2W21
Connection Form: Thread
Material: Brass
Valve Structure: Direct Action Diaphragm Structure
Usage: Drain
Application: Industrial Usage, Water Industrial Usage, Household Usage
Working Temperature: -50~120
Production Leadtime: 7~15 Days After Payment Finished
Certificate: CE,RoHS,TUV,ISO
Port Size: 1/2",3/4",1",1 1/4",1 1/2",2"
Specification: 1/2 inch to 2 inch

Actuator: Electric
Type: Direct Acting
Pressure: Ordinary Pressure
Power Supply: DC or AC
Standard: DIN
Warranty Period: One Year
Seal: NBR, EPDM, PTFE or Viton
Sample Leadtime: 2~3 Days
Keyword: Gas Solenoid Valve,Natural Gas
Trademark: COVNA
Origin: Guangdong

Product Description

brass normally closed direct acting solenoid valve

2W brass normally closed direct acting solenoid valve

2w series direct acting solenoid valve, zero pressure starting up, quickly open

and closed. Normally closed control type, power on valve open, power off valve

closed. Material has wrought brass and stainless steel, according to the difference
medium, chose the relativity seal material, suitable for different working conditions.

Normally closed direct acting solenoid valve series
Body
Interface size: 1/8-4''
Flow diameter: Normally closed type: 2.5-100mm
Body material: Wrought brass, 304, 316
Connection type: G thread, NPT thread, flanged
Pressure class: 0-10bar
Structure type: Pilot type (the pipeline without pressure directly start-up)
Control type: Normally closed

Solenoid valve components
Seal material: NBR: 0ºC-80ºC
VITON: 0ºC-120ºC
Ambient temperature: NBR: 0ºC-65ºC
Install way: According to the body tag to install, in order to
enhance the valve service life, better to coil upward, horizontal installation;
Coil voltage:AC24V/110V/220V/230V/240V 50/60HZ DC24V/12V ±10% fluctuation allowed
Explosion-proof class: Optional EX m II BT4
Type specification table

1/4"		2.5	0.23	0	7	5	7	5	13	8.5	0.35	2W-2.5
		3	0.3	0	5	4	5	4	13	8.5	0.35	2W-3
		5	0.65	0	6	4	6	4	33	20	0.46	2W-5
		6	0.8	0	4	2.5	4	2.5	33	20	0.46	2W-6
7.5	1.0	0	1.5	1	1.5	1	33	20	0.46	2W-7.5
3/8"	16	4.8	0	10	6	10	6	33	20	0.9	2W-10
1/2"	16	4.8	0	10	6	10	6	33	20	0.9	2W-15
3/4"	20	7.6	0	10	6	10	6	33	20	1.08	2W-20
1"	25	12	0	10	6	10	6	33	20	1.4	2W-25
11/4"	32	24	0	10	6	10	6	70	40	2.5	2W-32
11/2"	40	29	0	10	6	10	6	70	40	2.9	2W-40
2"	50	48	0	10	6	10	6	70	40	5.2	2W-50
Flange 4 holes Connection	25	12	0	10	6	10	6	70	40	2.9	2W-25
	32	24	0	10	6	10	6	70	40	5.1	2W-32
	40	29	0	10	6	10	6	70	40	6.1	2W-40
	50	48	0	10	6	10	6	70	40	8.2	2W-50