WATERFLOW SWITH 8" VANE TYPE
Product Info
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.
Features:
Assembled in USA
0-90 second field replaceable time delay retard
Easy to read retard time delay adjustment knob
UL Listed models for 2”-6” steel pipe schedules 5 through 40
UL Listed and FM approved models for 2”-8” steel pipe schedules
10 through 40
Two SPDT (form C) contacts
Weatherproof
Easy to read wire terminal designations
Specifications:
UL, CUL and CSFM Listed, FM Approved, LPCB Approved, For CE Marked (EN12259-5) / VdS Approved model use VSR-EU
Measurements:
Nominal Pipe Size – 8in, DN200mm
Nominal Pipe O.D – 8.625in, 219.1mm
Service Use:
Automatic Sprinkler NFPA-13
One or two family dwelling NFPA-13D
Residential occupancy up to four stories NFPA-13R
National Fire Alarm Code NFPA-72
Service Pressure – 450 PSI (31 BAR) – UL
Flow Sensitivity Range for Signal – 4-10 GPM (15-38 LPM) – UL
Maximum Surge – 18 FPS (5.5 m/s)
Contact Ratings:Two sets of SPDT (Form C)
10.0 Amps at 125/250VAC
2.0 Amps at 30VDC Resistive
10 mAmps min. at 24VDC
Conduit Entrances:Two knockouts provided for 1/2” conduit.
Individual switch compartments suitable for dissimilar voltages.
Environmental Specifications:NEMA 4/IP54 Rated Enclosure suitable for indoor or outdoor use with factory installed gasket and die-cast housing when used with appropriate conduit fitting.
Temperature Range: 40°F – 120°F, (4.5°C – 49°C) – UL
Non-corrosive sleeve factory installed in saddle.
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