VG7243ST+823C00 Johnson Controls Valve / Actuator

Overview

The Johnson Controls VG7842NT+3008DP is a high-performance pneumatic globe valve assembly designed for hot water, chilled water, glycol solutions (up to 50%), and steam control in commercial HVAC systems. This assembly features a durable cast bronze body with a three-way mixing configuration and utilizes an exposed spring pneumatic actuator to deliver stable and reliable modulation. Engineered to provide exceptional flow control, it provides longevity and efficiency in demanding environmental control applications.

Features

• Three-way mixing body pattern with linear flow characteristics for precise control
• Equipped with a premium pneumatic actuator with a spring return mechanism
• Rugged cast bronze body and durable construction for long-term service life
• Tested for tight close-off capability to ensure minimal leakage and high system efficiency
• Long-life replaceable ring packing that simplifies maintenance and extends service longevity
• Built to meet strict operational requirements, facilitating seamless integration with commercial HVAC equipment

Specifications

• Pipe Size: 1 inch
• Connection Type: NPT (Female Threaded)
• Flow Capacity: 11.6 Cv
• Nominal Spring Range: 4 to 8 psig
• Maximum Static Pressure: 400 psi
• Pressure Rating: ANSI B16.15, Class 250
• Fluid Temperature Range: 35°F to 248°F for water; up to 15 psig for saturated steam
• Materials of Construction: Cast bronze body, stainless steel stem, brass trim

Applications

• Commercial HVAC systems for heating and cooling control
• Hydronic loops distributing hot water, chilled water, or glycol mixtures
• Low-pressure steam applications up to 15 psig
• Demand-controlled mixing and water temperature regulation in building automation networks