Stainless Steel Ball Valve For Water Treatment Ball Valve Dn20 3/4inch

Stainless Steel Ball Valve For Water Treatment Ball Valve Dn20 3/4inch

USD $5 - $100 /Piece

Min.Order:1 Piece

Supply Ability:
10000 Piece / Pieces per Month
Port:
Tianjin
Payment Terms:
T/T L/C D/P D/A PayPal Other Cash
Delivery Detail:
7 days

Quick Details View All >

Brand Name:
NBEST
Place of Origin:
China
Model Number:
A20-N20-B2-A
Material:
Casting
Application:
General
Structure:
Diaphragm

Tianjin nbest valve Co.,ltd

Business license
Business Type: Manufacturer
Tianjin China
Main Products: butterfly valve ,global valve ,check valve ,ball valve ,electric valve ,pneumatic valve ,solenoid valve ,pneumatic fitting ,control valve ,PVC Valve

Product Details

One.Product data:

Motorized on off brass ball valve DN20 3/4inch without indicator no manual

Technical Parameters:


Product size

NPT/BSP 1/4",  NPT/BSP 3/8'',  NPT/BSP 1/2'', NPT/BSP 3/4",

NPT/BSP 1",  NPT/BSP 1-1/4"(Optional)

Max working pressure1.0MPa
Circulation mediumFluid, Air
Rated voltageDC5V,  DC12V, DC24V,  AC/DC9-35V, AC110V-230V (Optional)
Wiring control methodsCR201, CR202, CR301, CR302, CR303, CR304, CR501, CR502, CR701, CR702 (Optional)
Working current≤500MA
Open/close time≤5 Sec
Life time70000 times
Valve Body materialBrass,  Nickel plated Brass, 304 Stainless steel (Optional)
Actuator materialEngineering Plastics
Sealing materialEPDM & PTFE
Actuator rotation90°
Max. torque force2 N.M
Cable Length0.5m,1.5m (Optional)
Environment temperature-15℃~50℃
Liquid temperature2℃~90℃
Manual overrideNo
IndicatorYes
Protection classIP67

Wiring diagram

CR2 01 Wiring Diagram ( 2 wires control )

·RD connect with positive, the BK connect with negative, the valve closed, the actuator automatically power off after in place , the valve remains fully closed position
·BK connect with positive, the RD connect with negative, the valve open, the actuator automatically power off after in place, the valve remains fully open position .
﹡Suitable Working Voltage: DC5V/DC12V/DC24V

﹡Exceeding the working voltage is forbidden


CR2 02 Wiring Diagram ( 2 wires control  Spring return  in case of the power failure)     

·When SW is closed , the valve open. the actuator automatically power off after in place

·When SW is open, the valve closed, the actuator automatically power off after in place 
Suitable Working Voltage: AC/DC9-35V

Exceeding the working voltage is forbidden

CR3 01 Wiring Diagram (3 wires control )

·RD & GR connect with positive, BK connect with negative

·When OPEN( RD) & SW connected , the valve open, the actuator automatically power off after in place , valve remains fully open position

·When CLOSE(GR) & SW connected, the valve closed, the actuator automatically power off after in place, valve remains fully closed position.

﹡Suitable Working Voltage: DC5V,DC12V,DC24V

﹡Exceeding the working voltage is forbidden

CR3 02 Wiring Diagram (3 wires control )

·RD connect with positive, the BK & GR connect with negative

·SW CLOSED, the valve OPEN, the actuator automatically power off after in place.

·SW OPEN, the valve CLOSED, the actuator automatically power off after in place.

﹡Suitable Working Voltage: DC9V-35V

﹡Exceeding the working voltage is forbidden

CR3 03 Wiring Diagram (3 wires control)

·RD& GR connect with positive, the BK connect with negative。

·SW CLOSED, the valve OPEN,  the actuator automatically power off after in place

·SW OPEN, the valve CLOSED,  the actuator automatically power off after in place.

﹡Suitable Working Voltage: AC/DC9-35V/AC110-230V

﹡Exceeding the working voltage is forbidden

 CR3 04 Wiring Diagram (3 wires control)

·RD & GR connected with positive, and the BK connected with negative

·When RD & SW connected, the valve closed, the actuator automatically power off after in place , remains fully closed position

·When GR & SW connected, the valve open, the actuator automatically power off after in place , remains fully open position.

﹡Suitable Working Voltage: DC5V,DC12V,DC24V,AC/DC9-35V

﹡Exceeding the working voltage is forbidden



·RD& GR connect with positive, the BK connect with negative。

·SW CLOSED, the valve OPEN,  the actuator automatically power off after in place

·SW OPEN, the valve CLOSED,  the actuator automatically power off after in place.

﹡Suitable Working Voltage: AC110-230V

﹡Exceeding the working voltage is forbidden



CR5 01 Wiring diagram ( with feedback signal)

1RD connect with positive, the BK connect with negativethe valve closed, the actuator automatically power off after in place .

BK connect with positive, the RD connect with negativethe valve open, the actuator automatically power off after in place .

3.BL & WT are connect when the valve open fully, YW & WT are connect when the valve closed fully

Suitable Working Voltage:DC12V,DC24V

Exceeding the working voltage is forbidden

CR502 Wiring Diagram ( 5 wires control – Spring return)

·When SW is closed , the valve open. the actuator automatically power off after in place

·When SW is open, the valve closed, the actuator automatically power off after in place   BL & WT are connect when the valve open fully, YW & WT are connect when the valve cl  osed fully

Suitable Working Voltage: AC/DC9-24VAC/DC110V-230V,

Exceeding the working voltage is forbidden

CR7 01 Wiring Diagram ( 7 wires control with feedback signal )

---RD connect with positive 

---GR connect with SW and negative wiring

--- BK connect with negative wiring

---SW open. the valve open, and keeping fully open.

 ---SW closed. the valve closed, and keeping fully closed. 

----BL & GY connect with the valve’s fully open signal wiring 

--- YW & WT connect with the valve’s fully closed signal wiring.

﹡Suitable Working Voltage: DC9V-35V

﹡Exceeding the working voltage is forbidden

※ Feedback with load ability:

① The Max. off voltage: DC36V AC220V

② The Max. off current: ≦0.4A

CR7 02 Wiring Diagram ( 7 wires control with feedback signal )

1.RD & GR connect with positive, the BK connect with negative

2. When RD & SW connected, the valve open, the actuator automatically power off after the valve fully open.

3. When GR & SW connected, the valve closed, the actuator automatically power off after the valve fully closed,.

4. BL & GY connect with the valve’s fully open signal wiring

5. YW & WT connect with the valve’s fully closed signal wiring

﹡Suitable Working Voltage:DC5V,DC12V,DC24V,AC/DC9-35V

﹡Exceeding the working voltage is forbidden

※ Feedback with load ability:

① The Max. off voltage: DC36V AC220V

② The Max. off current: ≦0.4A

CR7 03 Wiring Diagram ( 7 wires control with feedback signal )





·RD& GR connect with positive, the BK connect with negative。

·SW CLOSED, the valve OPEN,  the actuator automatically power off after in place

·SW OPEN, the valve CLOSED,  the actuator automatically power off after in place.

·BL & GY connect with the valve’s fully open signal wiring 

·YW & WT connect with the valve’s fully closed signal wiring.

﹡Suitable Working Voltage: DC12V,DC24V

﹡Exceeding the working voltage is forbidden





Two related product:

Three.Company information:

Three.Company profile 

Tianjin Nbestvalve Co., Ltd. was established in 2002, headquartered in No.21,No.1 Building, Ronghui Business Zone, Zhongguancun technology Park, Binhai New District, Tianjin, China. With the rapid development of the most dynamic Chinese Bohai Economic Rim, Our company, production, sales and manufacturing test capabilities, with independent import and export rights, is a science, industry and trade as one of the group enterprise.

Four.Aplication Area

a. Domestic sewage treatment.

b. industrial wastewater treatment.

c. industrial irrigation treatment.

Five.Packing and Freight

Six.FAQ

Q: Are you trading company or manufacture?

A: We are factory located in Tianjin, China.

Q: What's your product range?

A: We specialize in product butterfly valves,solenoid valve, gate valves, check valves, Y type strainer, water controlling valves,motorized valves,pneumatic valves,hydraulic valves and other pipe accessories.

Q: What's execution standard?

A: ISO/ANSI/DIN/JIS/EN/GOST standard.

Q: What's your strong product?

A: Concentric butterfly valves, grooved butterfly valves, dual plate check valves.

Q: Do you provide sample? Is it free or extra?

A: Yes, we could offer the sample for free charge but do not pay the cost of the freight.

Q: How long is your delivery time?

A: Generally it is 7 days if the good are in stock, or it is 20 days if the goods are not in stock, it is according to the quantity.

Q: What is your terms of payments?

A: Payment ≤10000 USD, 100% in advance. Payment ≥10000USD, 30% T/T or other ways in advance, balance before shipment.


Seven.Contact us




Contact Supplier

Ms. Jenny manager Chat Now
Telephone
86-022-85194738-8
Mobile
86-17622936488
Fax
86-022-85194738
Skype
Janny
Address
binhai new distric Tianjin

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