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Alarm Accessories for Automatic Water-Supply Control Valves for Fire Protection Service
UL 753
1 Scope
1.1 These requirements cover alarm accessories for automatic water-supply control valves for use in automatic sprinkler equipment for fire protection service. Accessories may include water motors and gongs, pressure-operated switches, and other electrical and nonelectrical attachments, components, or units commonly used with alarm, dry-pipe and pre-action valves.
1.2 Requirements for the installation and use of alarm accessories with automatic water-supply control valves are included in the Standard for Installation of Sprinkler Systems, NFPA 13.
1.3 The electrical alarm accessories for automatic water-supply control valves are intended for fire-protective signaling use in ordinary locations in accordance with the National Electrical Code, ANSI/NFPA 70.
Product Details
- Edition:
- 8
- Published:
- 10/25/2013
- Number of Pages:
- 36