Reversing valve for cooling or air conditioning system has unit formed by cylinder , control piston, housing and drive; cylinder and housing are separated from each other in gas-tight manner

摘要

The device has a cylinder (10) with a control element (17) movable between two positions, inlet and outlet openings into the cylinder and two pipe connections, of which one is connected to the condenser and one to the evaporator. The control element is a control piston with an electronic drive. The cylinder forms a unit with the control piston, housing and drive. The cylinder and the housing (11) are separated from each other in gas-tight manner.