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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
this switch eliminates "dry run" conditions that can lead to pump failure and ensures total flood protection for the facility
optimizes HVAC airflow
Key Benefits Precision Flow Control: The equal percentage flow design prevents hunting and provides stable control at low loads
Low Cracking Pressure: Standard 0
The 663579R is the distributor body assembly
Cleveland Controls DFS-448-452 Sensing Switch 321702-401 this switch eliminates "dry run"The Cleveland Controls DFS 448 452 is a fixed set point air pressure sensing switch designed for critical airflow proving in duct heaters, air handlers, and energy management systems. Engineered for technicians who need a "set and forget" solution, this differential pressure switch features a non adjustable set point of 0. 05" W. C. (+0. 025 0. 005"), ensuring precise activation when system pressures rise. Its SPDT snap acting switch allows for