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Upright Sprinklers

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Description

Product Description

The NX003/NX004 Standard/Quick Response Upright are automatic sprinklers of the frangible bulb type. They are “standard/quick response – standard orifice spray sprinkler” intended for use in fire sprinkler systems designed in accordance with the standard installation rules recognized by the applicable listing or Approval agency (eg., UL Listing is based on NFPA 13 requirements).The upright, pendent sprinklers all produce a hemispherical water distribution pattern below the deflector.

Additional information

Specifications

Model and Sprinkler I.D. No.
NX003
NX004

Style
Upright

Bulb Nominal Dia. & Response
0 5mm, Standard Response
0 3mm Quick Response

Thread Size [Optional)
NPT1/2 or R1/2

Nominal Orifice Size
1/2 Inch

Nominal K-Factor
5.6 (U.S.)! 80 (metric)

Max. Working Pressure
175 psig! 1.2 MPa (12 bar)

Factory Hydrostatic Test
100% @ 500psig (3.4 MPa)

Min. Operating Pressure
7 psig! 0.048 MPa (0.48 bar)

Sprinkler Finish [Optional)
Natural Brass
Chrome Plated
White Color Coated