Tags: Solenoid Valve

Hot-Gas Defrost Service Solenoid Valve

{0 Comments}

Hot-Gas Defrost Service Solenoid Valve

Several piping arrangements are used for hotgas defrost systems, one of which is shown in Fig. 6-25. A portion of the compressor discharge gas is passed through the solenoid valve into the evaporator. The solenoid valve may be controlled either manually or automatically for this duty. Hot-gas defrost valve selection requires a slightly different approach …

Read More…

Suction-Line Service Solenoid Valve

{0 Comments}

There are several applications, particularly on suction lines, where pressure drops in the range of 2 to 4 lb/in.2 (psi) cannot be tolerated. Therefore, only valves that are capable of opening at very low pressure drops are suitable for this type of use. Some valves incorporate the floating disc principle and are ideally suited for …

Read More…

Liquid-Line Service Solenoid Valve

{0 Comments}

Liquid-Line Service Solenoid Valve

The primary purpose of a solenoid valve in a refrigerant liquid line is to prevent flow into the evaporator during the off cycle. On multiple systems, a solenoid valve may be used in each liquid line leading to the individual evaporators. The application of a liquid-line solenoid valve depends mainly on the method of wiring …

Read More…