Siemens 277-05961 Flowrite 599 Series 3" 2-Way Globe Valve, Normally Open, 100 Cv, Pneumatic Actuator

The Siemens 277-05961 is a Flowrite 599 Series 3-inch, 2-way globe control valve assembly. It comes with an 8-inch pneumatic valve actuator and is normally open. It is built for modulating control of water, glycol solutions and steam in HVAC and building automation systems.

Key Features:

• 2-way globe valve pattern, 3-inch size, with flanged end connections
• 100 Cv flow rating with an equal percentage flow characteristic
• Stainless steel trim
• 8-inch spring-return pneumatic actuator with 3/4-inch stroke and a 5 psi span
• Normally open fail-safe position
• 3 to 8 psi control signal range
• ANSI Class 125 body rating
• Maximum temperature of 250 °F
• NEMA 1 rating for interior mounting
• Valve assembly 599-05961 paired with actuator 599-01050

This genuine Siemens assembly is a replacement or new-installation valve and actuator for chilled water, hot water and steam control loops.