The Johnson Controls V46EA-3C is a direct-acting, pressure-actuated water-regulating valve for maritime service. Its high-pressure bellows provide control from 70 to 300 psi, supporting condenser operation under demanding system conditions.
Technical Specifications
- Part Number: V46EA-3C
- Series: V46 Pressure-Actuated Modulating Valve
- Valve Type: Open on Rise (Commercial High Pressure Bellows)
- Control Action: Direct-Acting
- Connection: 3/8″ NPT threaded
- Body Material: Cast Naval Bronze with MONEL
- Maximum Opening Point: 70 to 300 psi
- Maximum Temperature: 170 °F (77 °C)
- Pressure Connection: 30″ Capillary
Key Features and Functionality
- Pressure Balance: Maintains setpoint during rapid load shifts.
- Corrosion Resistance: The MONEL® parts resist saltwater effects.
- Accessible Spring: Adjustment possible without valve removal.
- Take-Apart Body: Internal access without condenser pump-down.
- Direct Action: Valve opens as pressure increases in the condenser.
Industry Applications
- Marine Cooling: Controls condenser water on ship systems.
- Offshore Platforms: Regulates seawater flow in cooling circuits.
- Refrigeration Plants: Stabilizes head pressure in condensers.
- Industrial Cooling: Protects compressors with steady water regulation.
Compliance and Approvals
- ISO 7 / DIN 2999-Rc
- ISO 228 / DIN 259-Rp
- Nominal specs meet Johnson Controls & industry standards
Installation and Operational Notes
- Flush the valve and piping before and after installation or service.
- Install vertically: screw on top, bellows, and line at the bottom.
- Keep the capillary tube away from sharp edges or anything that rubs.
- Valves are pre-set; adjust only if the pressure setting needs to be changed.
- Turn the screw counterclockwise to raise the pressure, clockwise to lower it.
Series Information
We ship this product worldwide! Delivery is normally stock.
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