VG7241ST+72CHGA Johnson Controls Valve / Actuator

Overview

The Johnson Controls VG7241ST+72CHGA is a factory-assembled globe valve and actuator assembly engineered to regulate the flow of hot water, chilled water, and steam in commercial HVAC systems. This assembly combines a 2-inch, 2-way normally open bronze valve with a spring-return electric actuator, providing reliable proportional control and precise modulation.

Features

• High-flow capacity with a 46.2 Cv rating and equal percentage flow characteristics.
• Cast bronze body and brass trim offer excellent corrosion resistance and durability.
• Spring-return actuator ensures fail-safe operation to the normally open position.
• Long-life replaceable ring packing provides tight shutoff and ease of serviceability.

Specifications

• Valve Size: 2 inches
• Connection Type: NPT threaded
• Configuration: 2-way normally open
• Flow Capacity: 46.2 Cv
• Trim Material: Brass
• Body Material: Cast bronze
• Actuator: VA7820-HGA-2 spring return electric actuator
• Supply Voltage: 24 VAC
• Control Signal: Proportional (0-10 VDC)
• Pressure Rating: Meets ASME B16.15 Class 250 requirements

Applications

• Modulating flow within hot water and chilled water HVAC loops.
• Controlling steam supply up to 35 psig saturated steam in building automation systems.
• Management of glycol solutions in industrial or commercial temperature control applications.