Potter Roemer 1144404 VSR-4 (2) SPDT Vane Type Waterflow Alarm Switch with Retard 4 in

Product Description

The Potter Roemer 1144404 is a VSR-4 vane-type water flow alarm switch designed for use in wet sprinkler systems. It features a robust construction suitable for steel pipe installations, ranging from Schedule 10 to 40, and sizes two to eight inches. This switch is compliant with UL and FM standards, ensuring safety and reliability in fire protection applications.

• Contact configuration: (2) SPDT
• Flow rate: 4 - 10 gallons per minute
• Pressure rating: 450 psi Service

Product Highlights

The VSR-4 model provides two snap action switches and adjustable pneumatic retard for dependable operation when water flow reaches ten gallons per minute. The switch can also serve as a sectional water flow detector for larger systems.

Product Information

Standard Information

• Brand: Potter Roemer
• Min Order Qty: 1

Technical Specifications

• Contact Rating: 10 A at 125/250 VAC, 2 A at 30 VDC Resistive, 10 mA minimum at 24 VDC
• Diameter: 4-1/2 inches
• Flow Rate: 4 - 10 gpm
• Item Name: Waterflow Alarm Switch with Retard
• Model: VSR-4
• Mounting: Horizontal/Vertical
• Temperature Rating: 40 - 120 degrees F
• Type: Vane-Type
• Series: VSR