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How to choose the right electric ball valves
2013-11-25 23:47:44
 

 

Please kindly choose motorized ball valve Size,Material and Voltage you want so that we can recommend you best suitable model,
About model name,part number and label info,please click: 
http://www.flow-controls.com/news/What-the-part-number-Label-will-be-for-TOFINE-valves-57.html
 
Size:  1/4 (DN8), 1/2"(DN15),3/4"(DN20),1"(DN25),1-1/4"(DN32),1-1/2"(DN40),2"(DN50)
Material:   Brass,Stainless steel,Nickel plated brass,PVC
Voltage:     DC5V,DC12V,DC24V,AC24V,AC110-230V
 
1) What is the main difference for the full bore and reduced bore?
Full port: External diameter: 25MM, Actual inner diameter: 25MM,you never lose any water flow or pressure.
Reduced port: Connection diameter: 25mm,Actual inner diameter:20MM,
 
2) What is the main difference for the BSP  and NPT thread connection?
NPT: Always used for USA or Canada pipe system
BSP: Always used for European or Asia pipe system
The difference is very slightly,some clients ignore it,some clients are strict with it.
 
3) What is  Manual override and valve open/close visual indicator function?
Manual override function is standard for use in the event of power failure,and this function is only permitted to use when power off.
Valve open/close visual indicator function can indentify the valve open or close via the black line on the acuator.

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