Belimo B339+AFRB24 3-Way Brass Ball Valve 1.5" 29 Cv with Spring Return Actuator

The Belimo B339+AFRB24 is a complete valve and actuator assembly featuring a 1.5-inch three-way brass ball valve paired with an AFRB24 spring return actuator. This assembly is designed for HVAC mixing and diverting applications in commercial heating and cooling systems.

Valve Specifications:

• Valve size: 1.5 inches (DN40)
• Configuration: 3-way brass ball valve
• Flow coefficient (Cv): 29
• Maximum working pressure: 180 PSI
• Threaded NPT connections

Actuator Features:

• Model: AFRB24 spring return actuator
• Power supply: 24 VAC/DC
• Control: On/Off (2-position) operation
• Spring return for fail-safe positioning
• Compact, direct-mount design

This factory-assembled combination ensures proper actuator sizing and mounting compatibility, eliminating field assembly concerns. The spring return feature provides automatic valve positioning during power loss, making it ideal for safety-critical applications. Suitable for use in chilled water, hot water, and glycol solution systems.