Custom 9347144030 Max. operating pressure：13.0 bar quadruple protection valve Suppliers, Factory

The purpose of the Tractor Protection valve is to protect the tractor air brake system in the event of a trailer breakaway or severe air leak. They are also used to shut off air to the trailer before disconnecting the lines.
Air entering the supply port is blocked from flowing out the delivery port by the inlet valve, which is normally held closed by the pressure regulating spring above the piston. ...
If system air pressure decreases below the specified closing pressure, the regulating spring will close the inlet valve.

Charging pressure：	3.5 bar
Closing pressure dynamic 21：	6.4 bar
Closing pressure dynamic 22：	6.4 bar
Closing pressure dynamic 23：	6.4 bar
Closing pressure dynamic 24：	6.4 bar
Max. operating pressure：	13.0 bar
Opening pressure 21：	6.9 bar
Opening pressure 22：	6.9 bar
Opening pressure 23：	7 bar
Opening pressure 24：	6.9 bar
Opening pressure circuit 1+2：	7.0 + 6.9 bar
Port thread 1：	M22 x 1.5 JED-388
Port thread 21：	M22 x 1.5 JED - 388
Port thread 22：	M22 x 1.5 JED - 388
Port thread 23：	M22 x 1.5 JED - 388
Port thread 24：	M22 x 1.5
Port thread 4：	M22 x 1.5 JED - 388
Pressure sensor：	No
Technical specification：	OE specification
Temperature range：	-40°C to +90°C
Calculated Volume (dm³)：	1.19
Size (mm x mm x mm)：	119 x 100 x 100
Weight (kg)：	1.25
Weight (lb)：	2.7558

Zhuji Oubote Auto Parts Co., Ltd.

Zhuji Oubote Auto Parts Co., Ltd. as China Custom 9347144030 Max. operating pressure：13.0 bar quadruple protection valve Suppliers,Our factory specializes in manufacture of air brake parts for commercial vehicles, semi trailers and heavy vehicles. Its main products are: foot brake valve, unload valve, trailer valve, hand brake Valve,load sensing valve, leveling valve, relay valve, air dryer, clutch servo and so on. Some products are matched with large domestic automobile manufacturers and exported to Southeast Asia, America, the Middle East, Africa and other regions.
Q. Where are your goods mainly exported?
Our products are mainly exported to Egypt, Nigeria, the United States, Chile, Brazil, Argentina, Turkey, Iran, Iraq, Dubai, Russia, Auckland, Algeria and dozens of other countries and regions.
Q. How to deliver goods to customers?
According to Customers requirement. Any shipment is available from us.

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