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Công tắc dòng chảy Potter

 Công tắc dòng chảy Potter

Model:

Đặc điểm

UL,  CUL  and  CSFM  Listed,  FM   Approved, LPCB Approved, For 
CE Marked (EN12259-5) / VdS Approved  model use VSR-EU   
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 Specifi  cations:    
  •  NEMA 4/IP54 Rated Enclosure suitable for indoor or  
outdoor use with factory installed gasket and die-cast housing 
when used with appropriate conduit fi  tting.
  •  Temperature Range:  40°F - 120°F, (4.5°C - 49°C) - UL
  •  Non-corrosive sleeve factory installed  in saddle.
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

 

Nominal Pipe Size 
2" DN50 
2 1/2" DN65 
3" DN80 
3 1/2" - 
4" DN100 
5" - 
6" DN150 
8" DN200

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