The Johnson Controls V46AC-1C is a direct-acting, pressure-actuated modulating valve for water-cooled condenser applications. With a 3/4″ NPT threaded connection and a 70–260 psi pressure range, it regulates the condenser water flow efficiently.
Technical Specifications
- Part Number: V46AC-1C
- Series: V46 Pressure-Actuated Modulating Valve
- Valve Type: Open on Rise (Commercial)
- Control Action: Direct-Acting
- Connection: 3/4″ NPT threaded
- Body Material: Cast Brass
- Maximum Opening Point: 70 to 260 psi
- Maximum Temperature: 170 °F (77 °C)
- Pressure Connection: 30″ copper capillary with 1/4″ flare nut and valve depressor
Key Features and Functionality
- Pressure Range: Operates reliably across a pressure range of 70–260 psi.
- Spring Access: The range spring allows for adjustment and manual flushing.
- Service Access: Take-apart construction enables internal service without pump-down.
- Durable Materials: Cast brass body and wetted parts resist corrosion.
- Unrestricted Flow: Clear passages without close-fitting parts prevent clogging.
Compatible Components and Related Parts
-
STT16A-601R, SEP91A-601R & SEC99AA-36C
Industry Applications
- Refrigeration Systems: Controls condenser water to stabilize head pressure.
- Ice Machines: Maintains condensing pressure during operation.
- HVAC Equipment: Regulates water-cooled condensers in building systems.
- Process Cooling: Balances water flow in cooling applications.
Compliance and Approvals
- ISO 7 / DIN 2999-Rc
- ISO 228 / DIN 259-Rp
- Nominal specifications meet Johnson Controls and industry standards
Installation and Operational Notes
- Flush condenser lines to remove dirt, scale, or debris.
- Mount the valve vertically with the spring housing upward.
- Connect the refrigerant line to the bellows using 1/4″ tubing.
- Adjust the opening screw while the system runs under load.
- Flush valve manually to clear sediment; adjustment remains intact.
Series Information
We ship this product worldwide! Delivery is normally stock.
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