Gate Valve Supervisory Switch For Fire Fighting Systems
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Gate Valve Supervisory Switch For Fire Fighting Systems
The OS&Y gate valve supervisory switch is designed to monitor the open position of outside screw and yoke gate valves in fire protection systems. It provides reliable alarm signaling when the valve is closed or moved from the fully open position, helping ensure continuous supervision and safe operation of the fire water supply system.
Description
Ca-Fire Protection Co.,Ltd is one of the most credible manufacturers and suppliers of gate valve supervisory switch for fire fighting systems in China. Welcome to wholesale custom made fire equipment products at competitive price from our factory. Contact us for more cheap products.
Products Description
CA-FIRE OS&Y Gate Valve Supervisory Switch
The Gate Valve Supervisory Switch (OS&Y type) is a critical safety device used in fire protection and water supply systems to continuously monitor the open position of outside screw and yoke (OS&Y) gate valves. When the valve is closed or moved from the fully open position, the switch sends an alarm signal to the fire control panel, ensuring system integrity and operational readiness.
The switch is equipped with an internal micro switch housed in a durable, sealed enclosure, providing reliable electrical feedback in case of valve tampering or accidental closure. Designed for both indoor and outdoor installations, it offers high reliability and long service life in harsh environments.
Core Functions
Continuously monitors the open position of OS&Y (Outside Screw and Yoke) gate valves in fire protection and water supply systems
Detects valve movement from the fully open position and triggers an alarm signal in case of closure or unauthorized operation
Transmits reliable electrical signals to the fire alarm or fire control panel for real-time system status supervision
Helps maintain the integrity of the fire water supply by preventing accidental or unnoticed valve closure
Supports dependable operation in critical fire safety applications, improving overall system reliability
Product Specifications
Type: OS&Y Gate Valve Supervisory Switch
Application: Fire protection and water supply systems
Compatible Valves: Outside Screw and Yoke (OS&Y) gate valves
Valve Size Range: Suitable for stem extensions from 0.5″ to 12″ or larger
Contact Configuration: SPDT (Single Pole Double Throw)
Electrical Rating: 10A @ 125/250VAC; 2.5A @ 24VDC
Installation: Adjustable mounting for easy and secure installation
Housing: Sealed, durable enclosure for indoor and outdoor environments
Function: Sends an alarm signal when the valve is closed or moved from the fully open position
Key Advantages
Provides continuous monitoring of OS&Y gate valve position to ensure fire water system integrity
Sends clear and reliable alarm signals when the valve is closed or tampered with
Adjustable design allows easy installation on different valve sizes and stem lengths
Durable, sealed housing ensures stable performance in indoor and outdoor environments
Simple structure with dependable electrical components for long-term, low-maintenance operation
Enhances overall fire protection system safety by preventing unnoticed valve closure
Our address
NO.8, YUANFENG ROAD, MEIYUAN VILLAGE, KANGMEI TOWN, NANAN CITY, QUANZHOU CITY, FUJIAN CHINA
+86 18160950625
miki@ca-fire.com
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