VG7842CT+3008E Johnson Controls Valve / Actuator

Overview

The Johnson Controls VG7842CT+3008E is a 1/2-inch three-way mixing globe valve assembly designed primarily for regulating the flow of hot water, chilled water, or steam in HVAC systems. It features a robust cast bronze body coupled with a pneumatic actuator, providing precise linear control for efficient environmental regulation.

Features

• Three-way mixing configuration with a linear flow characteristic.
• Equipped with a rugged die-cast enclosure pneumatic actuator.
• Built-in corrosion protection via high-quality brass trim components.
• Reliable service longevity tested to exceed one million cycles.
• Maintenance-friendly design allowing for in-place valve repacking.

Specifications

• Connection Size: 1/2 inch NPT (FNPT)
• Flow Capacity: 0.73 Cv
• Actuator Type: Pneumatic (V-3000 series type, spring range 9 to 13 psig)
• Body Pattern & Style: 3-Way Mixing Globe Valve
• Pressure Ratings: ANSI Class 250 (ASME B16.15), up to 400 psi maximum static pressure
• Media Temperature Range: 35°F to 284°F (fluid limits up to 338°F depending on application details)

Applications

• Designed for integration within commercial HVAC systems.
• Ideal for demand-based control of hot water and chilled water loops.
• Suitable for low-pressure steam utility applications up to 35-38 psig saturated steam.