Potter - Potter VSR-S Vane Type Waterflow Alarm Switch for Small Pipes

Potter


Potter VSR-S Vane Type Waterflow Alarm Switch for Small Pipes - VSR-S

Product Potter VSR-S Vane Type Waterflow Alarm Switch for Small Pipes
Brand Potter
Product Price 0 LKR
Datasheet Download

Description

General

The Model VSR-S is a vane type waterflow switch for use on wet sprinkler systems that use 1" (25mm), 1¼" (32mm), 1½" (38mm) or 2" (50mm) pipe size. The unit may also be used as a sectional waterflow detector on large systems.

The unit contains two single pole double throw snap action switches and an adjustable, instantly recycling pneumatic retard. The switches are actuated when a fl ow of 10 gallons per minute (38 LPM) or more occurs downstream of the device. The flow condition must exist for a period of time necessary to overcome the selected retard period.

Features:

  • Assembled in USA
  • Easy to read retard time delay adjustment knob
  • Fits 1” to 2” CPVC, copper, brass, or iron pipe
  • Comes with all necessary paddles
  • Two SPDT (form C) contacts
  • Weatherproof
  • Easy to read wire terminal designations

Specifications

  • Make : Potter
  • Model: VSR-S
  • Connection Size:1’
  • Flow Required for Alarm:  10 GPM (38 LPM) To ensure minimum flow of 10 gpm, a minimum pressure is required at all sprinklers with a k-factor of 3 or less. K-3: 10 PSI K-2.8: 12 PSI
  • Enclosure Cover: Weather/UV/Flame Resistant High Impact Composite Base - Die-cast aluminum
  • 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 1/2” conduit connections provided. Individual switch compartments suitable for dissimilar voltages.
  • Maximum Surge:18 FPS (5.5 m/s)
  • Service Pressure: 300 PSI (20,68 BAR) – UL
  • 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

Contacts and Delivery

Fieldinstruments.lk
50/3, Angampitiya Rd, Ethul Kotte, Sri Lanka. 10100.
Phone: +94718555888 Email: info@fieldinstruments.lk