Overview
The Johnson Controls VG7443PT+72CHGA is a 1-1/4 inch, 2-way normally closed (push-down-to-open) cast bronze globe valve assembly. It comes equipped with a VA7820-HGA-2 spring return electric actuator, designed to precisely regulate the flow of hot water, chilled water, glycol solutions, and steam in commercial HVAC systems.
Features
- Push-down-to-open, normally closed configuration
- Field-selectable actuator control signals including proportional, floating, and on/off control via DIP switches
- Spring return action providing positive shutoff during power loss
- Long-life replaceable ring packing for enhanced reliability and service life
- Durable stainless steel trim for superior wear resistance
Specifications
- Valve Size: 1-1/4 inch
- Flow Coefficient: 18.5 Cv
- Connection Type: NPT threaded end connections
- Body Material: Cast bronze with stainless steel trim
- Actuator Model: VA7820-HGA-2 spring return electric actuator
- Operating Voltage: 24 VAC, 50/60 Hz
- Fluid Temperature Range: 35 to 284 degrees Fahrenheit (2 to 140 degrees Celsius)
- Saturated Steam Rating: Up to 38 psig
Applications
- Heating and cooling control loops in commercial buildings
- Hot water, chilled water, and 50/50 glycol solution management
- Low-pressure steam systems up to 38 psig
- Variable air volume or air handling unit coils requiring automatic temperature modulation


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