Mini Solenoid Valve Covna 2W31 DN20 3/4 Inch 2-Way Normally Closed

• Customization: Available
• Actuator: Electric
• Connection Form: Thread
• Material: Brass
• Pressure: Ordinary Pressure
• Valve Structure: Direct Action Diaphragm Structure
• Power Supply: DC or AC
• Usage: Drain
• Standard: DIN
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Warranty Period: One Year
• Working Temperature: -50~120
• Seal: NBR, EPDM, PTFE
• Production Leadtime: 7~15 Days After Payment Finished
• Sample Leadtime: 2~3 Days
• Certificate: CE, RoHS, TUV, ISO
• Keyword: Gas Solenoid Valve, Natural Gas
• Port Size: 1/2", 3/4", 1", 1 1/4", 1 1/2", 2"
• Transport Package: in Wooden Case with Polyfoam Inside
• Specification: 1/2 inch to 2 inch
• Trademark: COVNA
• Origin: Guangdong
• HS Code: 84814090
• Production Capacity: 10000 PCS

Product Description

Large Aperture water solenoid valve
Body
Interface size: 1/8-4''
Flow diameter: Normally open type: 2.5-100mm
Body material: Wrought brass, 304, 316
Connection type: G thread, NPT thread, flanged
Pressure class: 0-10bar
Structure type: Direct acting type (the pipeline without pressure directly start-up)
Control type: Normally closed
 
Components
Seal material: NBR: 0ºC-80ºC
Ambient temperature: 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
 

 

Pipe Size	Flow size  mm	CV Value	Outline dimension Length × Width × Height  D×B×H	Weight  KG	Model
					Wrought brass	Stainless steel
3/8"	4.0	0.6	53×33×115	0.7	2W-4H	2W-4HB
	16	4.8	69×57×135	1.1	2W-10H	2W-10HB
1/2"	16	4.8	69×57×135	1.05	2W-16H	2W-16HB
3/4"	20	7.6	73×57×142	1.2	2W-20H	2W-20HB
1"	25	12	99×77×150	1.6	2W-25H	2W-25HB
11/4"	32	24	112×86×180	2.6	2W-32H	2W-32HB
11/2"	40	29	123×94×190	3.2	2W-40H	2W-40HB
2"	50	48	168×123×216	5.2	2W-50H	2W-50HB
Flange  4 holes Connection	25	12	140×115×180	3.05	2W-25FH	2W-25FHB
	32	24	152×135×235	5.4	2W32FH	2W-32FHB
	40	29	152×145×240	6.4	2W-40FH	2W-40FHB
	50	48	195×160×255	8.6	2W-50FH	2W-50FHB