Wilkins ZW4004GSS-Q | Fire Control PRV, 2-1/2", Grooved, Supervisory Switch
Wilkins ZW4004GSS-Q | Fire Control PRV, 2-1/2", Grooved, Supervisory Switch is backordered and will ship as soon as it is back in stock.
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Wilkins ZW4004GSS-Q | Fire Control PRV, 2-1/2", Grooved, Super...
The Wilkins ZW4004GSS-Q is a Pressure-Tru™ automatic fire control pressure reducing valve with grooved connections and integral supervisory switch, designed for fire protection systems requiring reliable pressure regulation under both flow and no-flow conditions.
Key Specifications:
- Size: 2 1/2 Inches
- Maximum Working Pressure: 400 psi
- Connection Type: Grooved AWWA C606
- Supervisory Switch Rating: 3 A @ 125 VAC
- Notable Certifications: UL, C-UL, NYC MEA 325-06-E
Other Related Variants:
- ZW4004GSS-R: Pressure setting R
- ZW4004GSS-S: Pressure setting S
- ZW4004GSS-T: Pressure setting T
- ZW4004GSS-U: Pressure setting U
Materials:
- Cast bronze body ASTM B 584
- Buna Nitrile elastomers (FDA approved)
- EPDM elastomers (FDA approved)
Typical Installation:
The Wilkins ZW4004GSS-Q is designed for use as a floor control valve, indicating valve, and check valve in automatic sprinkler systems, as well as a standpipe valve for CLASS I and CLASS III systems, providing reliable pressure regulation in commercial and industrial fire protection applications.
Standards Compliance:
UL Listed; C-UL Listed; NYC MEA 325-06-E; City of Los Angeles Approved; California State Fire Marshal Listed
Features & Benefits:
- Dual Condition Regulation: The Zurn ZW4004GSS-Q regulates pressure under both flow and no-flow conditions, ensuring consistent system performance during all operational states.
- Integrated Supervisory Switch: Features an integral listed supervisory switch with tamper resistant cover for real-time valve position monitoring and system integrity.
- Factory Set Configuration: Non-field adjustable factory set pressure profile eliminates unauthorized adjustments and ensures compliance with design specifications.
- Grooved Connection Design: AWWA C606 grooved inlet and outlet connections enable faster installation and simplified maintenance in fire protection systems.
FAQ
Q: Can the pressure setting on the Zurn ZW4004GSS-Q be adjusted in the field?
A: No, the ZW4004GSS-Q is factory set and non-field adjustable. The correct pressure profile must be selected at the time of ordering based on system design requirements.
Q: What is the purpose of the supervisory switch on this valve?
A: The integral supervisory switch monitors the valve position and provides an alarm signal if the valve is tampered with or moved from its set position, enhancing fire system reliability and compliance.
Q: Does this valve include provisions for pressure gauges?
A: Yes, the valve includes tapped and plugged ports at both inlet and outlet for easy installation of pressure gauges to monitor system performance.
NOTICE: Do not use with water that is unsafe or of unknown quality without adequate disinfection either before or after the system.
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Always consult with a licensed professional and check local codes before installation. For further details, check the Owners Manual.
Contact us at support@bottlefillingstations.com with any questions.
