The MPE322 3 port mid position motorised valve from the Myson PowerExtra range, controls both your central heating and hot water circuit simultaneously and is operated by a system programmer or via room thermostat. The MPE322 valve is designed with complete compatibility and reliability as a result of years of development in design, production, components and quality control. The MPE322 features low contact resistance switching, suitable for low voltage/low current switching found on most UK and European boilers.

Myson 3 Port Zone Valve

Simultaneous control of central heating and hot water circuit.

• Controls both the central heating and hot water circuit by diverting flow to either circuit, or both simultaneously using a single valve
• Operated by a system programmer or room/cylinder thermostat
• Interchangeable with all leading brands
• Two neon indicator lights indicate which port is open
• When the manual lever is moved to the right, ports A and B are open - used when filling, venting or draining the system
• The motor is powered to open the valve with a spring return to the closed position
• Manual lever opens the valve when moved to the right, used for filling, venting or draining the system. The spring return valve rests in the closed position
• Not directly sensitive - can be fitted with flow through either Port A or Port B
• Low contact resistance switching - ideal for use with low voltage/low current switching found on many UK and European boilers
• Suitable for use with fully pumped central heating systems and hot water systems
• Thread connection, dimensions and wiring are interchangeable with the majority of installed valves - product interchange wiring guide included
• PTFE ‘mica’ filled shoes
• Class ‘F’ motor insulation
• Easily replaceable actuator
• Maximum operating pressure 10 Bar
• Minimum water temperature 5°C
• Maximum ambient temperature 52°C
• Maximum water temperature 95°C
• Maximum operating pressure 10 Bar
• Electrical 5W/6W double insulated 230V/50Hz
• Dual current microswitch, suitable for both 0 - 50mA & 50mA - 3A switching
• Gold plated microswitch contacts
• VDE approved
• ISO 9002 Quality Assurance