A relay valve is an air-operated valve typically used in air brake systems to remotely control the brakes at the rear of a heavy truck or semi-trailer in a tractor-trailer combination. Relay valves …

2016年10月17日 · Relays are fitted to an air braking system for larger vehicles to speed up the application and release of the brakes, minimising brake lag, which is the time it takes between …

R-12P ™ Relay Valve. A zero-hysteresis, zero-crack-pressure relay valve, the R-12P valve's function on trailer and dollies is to speed up, or "boost", the control signal from the tractor to …

2024年5月23日 · What is a Relay Valve? The relay valve within a vehicle is an air pressure operated device that collects signals from the driver when they apply the brake. It is commonly …

2017年1月20日 · A relay valve is an air-operated valve typically used in air brake systems to remotely control the brakes at the rear of a heavy truck or semi-trailer in atractor-trailer …

Haldex (New and Remanufactured) Products. Where to buy

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On long wheelbase trucks and tractors and on trailers, the distance from the brake chambers to the foot valve is too far to cause immediate application of the brake when the foot valve is …

Valves direct the flow and release of air throughout an air brake system … a big job for the network of compact components located on an 80,000-pound vehicle. But when it comes to …

Relay Valve with a material number 9730110000 is available. Interested in another Relay Valve? See more on new Inform.