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The Wilkins 1-F49BR is a fire sprinkler butterfly control valve designed to provide system shutoff for maintenance and repair while signaling valve position.

Key Specifications:

• Size: 1 Inches
• Maximum Working Pressure: 300 PSI
• Notable Certifications: UL Listed, C-UL, FM Approved
• Connection Type: Threaded NPT Ends
• Operation: 1/4 Turn Anti-Water Hammer

Other Related Variants:

• 114-F49BR: 1 1/4 Inches threaded version
• 112-F49BR: 1 1/2 Inches threaded version
• 2-F49BR: 2 Inches threaded version
• 212-F49BR: 2 1/2 Inches threaded version

Materials:

• Main Body: Bronze ASTM 584 C83600
• Disc: 304 Stainless Steel
• Handwheel: ASTM A216 WCB
• Seat: ASTM D2000 Viton
• Indicator: Powder Metal FD0205 95HT
• Gearbox Housing and Cover: Brass ASTM B16 36000

Typical Installation:

The valve can be installed in any orientation in a piping system with standard ASME B1.20.1 NPT or standard roll or cut grooved pipe. The valves are intended for use with ANSI B36.10 Schedule 40 and/or Schedule 80 pipe for fire sprinkler system applications requiring shutoff capability for maintenance and repair.

Standards Compliance:

UL Listed; C-UL Listed; FM Approved; NFPA 13; NFPA 7

Features & Benefits:

• Integrated Tamper Switches: Signals valve movement from full open position to alarm control panel and auxiliary equipment for enhanced fire safety monitoring.
• Anti-Water Hammer Design: Slow-closing 1/4 turn operation prevents water hammer damage to the sprinkler system during valve operation.
• Durable Construction: Bronze body with stainless steel disc and Viton seat ensures long-lasting performance in fire protection applications.
• Multiple Certifications: UL Listed, C-UL, and FM Approved ensuring compliance with fire safety standards and code requirements.

FAQ

Q: What is the purpose of the tamper switches on the Zurn 1-F49BR valve?

A: The tamper switches have two functions: Switch 1 connects to the supervisory circuit of a fire alarm control panel to signal valve position, while Switch 2 connects to auxiliary equipment such as indicating lights or audible alarms in the valve installation area.

Q: Can the Wilkins 1-F49BR be installed in any orientation?

A: Yes, the valve can be installed in any orientation in a piping system with standard ASME B1.20.1 NPT threaded connections, provided installation complies with NFPA 13 and NFPA 7 requirements.

Q: What pipe schedules are compatible with the Zurn 1-F49BR valve?

A: The valve is intended for use with ANSI B36.10 Schedule 40 and/or Schedule 80 pipe in 1 inch size for fire sprinkler system applications.

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