NABIC 500SS High Lift Safety Valve

## Features and Benefits - Offers precise and accurate flow regulation - User-friendly operation with a handwheel and numerical indicator - Durable bronze construction for an extended service life - WRAS approved for use with drinking water up to 85°C - Ensures positive flow control across all handwheel settings ## Specifications - Kitemarked to BS 7350:1990 - Handwheel operated for ease of use - FOCS numerical indicator included - Non-rising handwheel with inside screw - Characterised regulating disc for optimal performance - Flow charts are readily available - Threaded end connections ### Size Options - Available in sizes 1" to 2" with taper-threaded connections compliant with BS EN 10266 (ISO 7-1, previously BS 21) - Available in sizes ½" and ¾" with ISO 228 parallel connections - Sizes DN15 and DN20 compatible with compression fittings - Adaptors for copper pipes to BS EN 1057 R250 (half hard) - Recognised as a WRAS approved product ## Pressure/Temperature Ratings ### Threaded Ends - BS 7350 PN20 - 17.2 bar at 120ºC - 20 bar from -10°C to 100°C ### Compression Ends - 5 bar at 120ºC - 6 bar at 110ºC - 10 bar at 65ºC - 16 bar from -10°C to 30°C - WRAS approval temperature range: -10°C to 85°C This expertly crafted product ensures reliable flow regulation for a variety of applications. With its notable durability and WRAS approval, it stands as an excellent choice for both commercial and residential settings.

**Features & Benefits** - Horizontal swing pattern for optimal fluid flow - Durable and high-quality bronze construction - Available with various disc materials to suit different requirements - Tapered threads compliant with BS EN 10226 ISO 7-1 (BS 21) - WRAS approved for use at temperatures up to 85°C **Specification** - Designed with a horizontal swing pattern for effective operation - Comes with a threaded cover for secure fitting - Alternative disc materials are available to meet specific applications - Ends are threaded to comply with BS EN 10226 standards - Suitable for installation in both horizontal and vertical pipes (with vertical flow directed upwards) **Pressure/Temperature Rating** - Conforms to BS 5154:1991 PN25 standards - Capable of withstanding pressures of 25 Barg at temperatures ranging from -10°C to a controlled maximum of 90°C This comprehensive description not only highlights the key features and benefits of the product but also optimises it for search engines, ensuring better visibility for customers seeking reliable and high-quality valve solutions.

The Kunkle Bailey 616D safety relief valve is a spring-operated, high-capacity safety valve specifically designed for low-pressure air applications.

Commonly utilised on blowers or bulk transfer vehicles for road and rail transport, the Kunkle Bailey 616D safety relief valve offers essential overpressure protection for positive displacement air blowers, as well as associated tanks and pressure vessels.

Features:

• Engineered to provide precise relieving and re-seating pressures.
• Protected open discharge facilitates downward flow.
• Non-stick seating surfaces ensure a positive shut-off and prevent sticking.
• A combination of aluminium and gunmetal offers a lightweight yet extremely robust construction.

Specifications:

• Material: Body - Aluminium / Trim - PTFE & Bronze
• Sizes: 1.1/2" to 2" (DN40 to DN50)
• Connections: BSP Female inlet x Open discharge outlet
• Medium: Air
• Pressure Range: 0.2 to 2.5 barg (2.9 to 36.3 psig)
• Temperature Range: -30°C to 200°C

The Kunkle Bailey 616D safety relief valve is the ideal solution for maintaining safety and efficiency in your low-pressure air systems, ensuring reliable performance in various applications.