Why Are Solenoid Valves Used

The video tutorial explains the operation and applications of solenoid valves in fluid systems. Solenoid valves, which can be controlled remotely, are used in various systems, including HVAC and industrial settings, to improve efficiency and safety. The video provides examples of their use in refrigeration systems and industrial production lines, highlighting their role in controlling fluid flow and preventing leaks.

Describe the role of solenoid valves in commercial refrigeration systems.

What happens during the defrost cycle in refrigeration systems involving solenoid valves?