Pressure switch for automatic activation and deactivation of water pumps. Starts and stops the pump depending on the opening or closing of the consumer. Both pressure and pressure are independently adjustable.

Pressure switch adjustment instructions:

• Fully loosen the screw with the small spring until the spring is free.
• Adjust the screw with the large spring until you set the desired pump start pressure.
• Clockwise increases the start pressure.
• Counterclockwise decreases the start pressure.
• Tighten the screw with the small spring until you set the pump stop pressure.
• Clockwise increases the stop pressure.
• Counterclockwise decreases the stop pressure.

Technical Specifications:

• Three-phase voltage 380V, 3 terminal points
• Breaking capacity: 3.5 KW
• max. Deactivation: 7 bar
• Min. Deactivation: 4.25 bar
• max. adjustable pressure difference: 5.0 bar
• Min. adjustable pressure difference: 1.5 bar
• max. current intensity: 16 A
• Female threaded connection nut 1/4 inch (13.5 mm) with seal
• Switch type: 3-pole opener
• DIN / Norm: EN 60947
• Protection category: IP 44
• Country of origin: Italy