IZV22H4-C - 22mm 4-wire thermoelectric actuator (normally closed)
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A 4-wire actuator used on earlier Nu-Heat systems, both on individual control valves and manifolds.
- Direct replacement for previous 4-wire actuators
- Robust plated brass fixing collar
- CE marked
- 1m pre-wired 4 core flex for efficient installation
This is an electrically operated device that opens and closes the manifold valves. It is controlled by the room thermostat in the corresponding zone.
The 4-wire actuator incorporates an end switch to provide an electrical signal when it is in the fully open position. This is necessary with earlier control systems.
Technical informationVoltage: 230v
Power rating: 2.5W
IP rating: IP44
Force exerted: 140N
Max stroke: 3.5mm
Thread size: M30 x 1.5
Product detailsProduct code: IZV22H4-C
Size (HxWxL): 51x90x90mm