UL 393 PDF

Description

UL 393 – Indicating Pressure Gauges for Fire-Protection Service

Please note: All interim revisions for this edition available at time of your purchase will be included.

Indicating Pressure Gauges for Fire-Protection Service

UL 393

1 Scope

1.1 These requirements cover indicating pressure gauges of the elastic element type intended for use with sprinkler or standpipe equipment for fire-protection service.

1.2 These requirements cover gauges of trade sizes 3-1/2 to 4-1/2 inches (90 to 115 mm), inclusive.

1.3 The gauges covered by these requirements are intended for installation and use according to the following Standards of the National Fire Protection Association:

a) Standard for Installation of Sprinkler Systems, NFPA 13;

b) Standard for Installation of Standpipe and Hose Systems, NFPA 14;

c) Standard for Installation of Private Fire Service Mains and Their Appurtenances, NFPA 24; and

d) Standard for Installation of Stationary Fire Pumps for Fire Protection, NFPA 20.

Product Details

Edition:

8th

Published:

03/17/2005

Number of Pages:

18

Note:

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