Potter VSR-4 Sprinkler Flow Switch

Model: VSR-4

Category: Water Flow Controls

Brand: Potter Electric Signal Co. Us

Dealer pricing

The Potter VSR is a vane type waterflow switch with non-corrosive insert for use on wet sprinkler systems. It is UL Listed and FM Approved for use on steel pipe. Models available for pipe sizes 2" through 10".

The Potter VSR series is the industry standard for flow switches for fire sprinkler systems and is compatible with the widest range of pipe schedules (5 through 40) in the industry as well as all necessary listings and approvals for installation worldwide. Please see the individual data sheets for specific information about a particular model and size, including the VSR-10 for use on 10" pipe.

Main Features
  • Service Pressure: 31 BAR (450 PSI) UL
  • Flow Sensitivity Range for Signal: 15-38 LPM (4-10 GPM) - UL 30-57 LPM (8-15 GPM) - VdS No Signal below 1- LPM (2.6 GPM) - VdS
  • Pressure Loss: 0.2 BAR (3 PSI) max. at 5 m/s (DN50-100) 0.007 BAR (1 PSI) max. at 5 m/s (DN150 200)
  • Maximum Surge: 5.5 m/s (18 FPS)
  • Contact Ratings: Two sets of SPDT (Form C) 10.0 Amps at 125/250 VAC 2.0 Amps at 30VDC Resistive 10 mAmps min. at 24 VDC
  • Conduit Entrances: Two knockouts provided for 1/2" conduit.

Brand Name Potter
Manufacturer Potter Electric Signal, LLC
Model VSR-4
Product Type Sprinkler Flow Switch
Vendor Name Potter Electric Signal Co. Us

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