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The Tjernlund PS1505 Fan Proving Safety Interlock Switch is designed to verify the operation of draft inducer fans. This switch ensures compliance with national mechanical codes for oil and gas installations.
The Tjernlund PS1505 Fan Proving Switch monitors pressure within the inducer housing. It helps prevent combustion-related issues by verifying that the fan is operational before the burner starts. It works with the UC1 Universal Control to simplify electrical interlocking and ensure code compliance. Not compatible with millivolt gas valves.
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