Tower 22mm Motorised 3 Port Mid Position 5 Wire Valve for Central Heating / Boiler Systems

• Manufacturer guarantee-6 months
• Mid position for 3-way valve

Features and benefits

Genuine original Tower 3 port spring return mid-position valve with 22mm compression fittings and 230V AC switched output. This is for use on fully pumped systems which when correctly wired with an appropriate room thermostat, cylinder thermostat and programmer will control the water flow from the boiler to either to hot water only, heating only, or to both simultaneously.

Specifications:

Supply Voltage: 240V AC 50Hz

Power Consumption: 6W

Operating Temperature Range: +5 to +88°C

Cable Length: 1 Metre

Max. Differential Pressure: = 1Bar

Max. Static Pressure: 10.0 Bar

Max. Ambient Temperature: 52°C

Can be vertically or horizontally mounted

Compression fittings included

Auxiliary switch

Switch rating 3A resistive

Integrated manual lever for commissioning purposes

Installation instructions included

Arrives boxed

Installation:

Before fitting the valve, read through the included plumbing and wiring instructions. When replacing the valve actuator only, set the Auto / Manual lever to the “Manual Open” position before removal. On the replacement actuator set the Auto / Manual lever to “Manual Open” position before fitting.

Wiring:

All wiring should be carried out to IEE Regulations

White: Room Thermostat Call / Heating On

Grey: Cylinder Thermostat Sat / Hot Water Off

Orange: Cylinder Thermostat Call / Boiler and Pump

Blue: Neutral

Green & Yellow: Earth

Plumbing:

When connecting to pipe work do not use the actuator for leverage. Valves should be held by wrench flats on body. Place the AUTO / MAN lever in the MAN position when filling, venting or draining the system.

***IMPORTANT: All controls must be earthed. All valves should have a means of disconnection from electrical mains supply which incorporates a contact separation of at least 3mm in all Poles. All wiring must be carried out by a competent electrician.***

• Tower Motorised 3 Port Valve for Central Heating / Boiler Systems
• For use on fully pumped systems which when correctly wired with an appropriate room thermostat, cylinder thermostat and programmer will control the water flow from the boiler to either to hot water only, heating only, or to both simultaneously.
• Supply Voltage: 240V AC 50Hz -- Power Consumption: 6W
• Operating Temperature Range: +5 to +88°C Cable Length: 1 Metre -- Max. Ambient Temperature: 52°C
• Max. Differential Pressure: = 1Bar -- Max. Static Pressure: 10.0 Bar
• Compression fittings included -- Installation instructions included -- Arrives boxed
• Auxiliary switch -- Switch rating 3A resistive
• Integrated manual lever for commissioning purposes