VG7842GT+72CHGA Johnson Controls Valve / Actuator

Overview

The Johnson Controls VG7842GT+72CHGA is a high-performance 3-way mixing globe valve and actuator assembly designed to precisely regulate the flow of hot water, chilled water, or glycol solutions in commercial and industrial HVAC systems. It provides energy-efficient temperature regulation and reliable fail-safe operation for various air conditioning and heating applications.

Features

• Field-selectable control signals supporting 0(2)-10 VDC, 0(4)-20 mA, two-position, or floating control.
• Spring return actuator provides dependable fail-safe operation in the event of a power loss.
• High-quality cast bronze body construction with brass trim offers exceptional corrosion protection and durability.
• Long service life tested for over one million cycles to ensure system longevity.
• Serviceable design allows for in-place valve repacking to minimize maintenance downtime.

Specifications

• Valve Type: 3-Way Mixing Globe Valve
• Size: 1/2 inch to 3/4 inch NPT
• Flow Coefficient: 4.6 Cv to 7.3 Cv linear flow characteristic
• Supply Voltage: 24 VAC
• Materials: Cast bronze body, stainless steel stem, and brass trim
• Media Compatibility: Hot water, chilled water, and up to 50% glycol solutions

Applications

• Commercial and industrial HVAC flow control
• Air handling units (AHUs)
• Fan coil units (FCUs)
• Terminal reheat coils
• Process control and water treatment facilities