9347147400 Four circuit protection valve Max. operating pressure13.0 bar

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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.

Circuit opening pressure 1	6,3 bar (by-pass)
Circuit opening pressure 2	6,3 bar (by-pass)
Circuit opening pressure 3	5,8 bar
Circuit opening pressure 4	5,8 bar
Connection 1	M22x1,5
Connection 11	M16x1,5
Connection 12	M16x1,5
Connection 21	M16x1,5
Connection 22	M16x1,5
Connection 23	M16x1,5
Connection 24	M16x1,5
Safety device	No
Weight	828.00 g

APPLICATIONS

Vehicle type	Brand	Series	Type	Model	Engine type
TRUCK	DAF	---------	---------	1528375	---------
TRUCK	PACCAR	---------	---------	1528375	---------
TRUCK	VOLVO	---------	---------	21225479	---------

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Zhuji Oubote Auto Parts Co., Ltd.

Zhuji Oubote Auto Parts Co., Ltd. as Wholesale 9347147400 Four circuit protection valve Max. operating pressure13.0 bar Supplier and Custom 9347147400 Four circuit protection valve Max. operating pressure13.0 bar Company, 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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