Danfoss TWA-Z NC 230V On-Off Thermal Actuator, Normally Closed, for FAN-Q Valves
Danfoss TWA-Z NC 230V On-Off Thermal Actuator, Normally Closed, for FAN-Q Valves
TWA-Z NC is a normally closed thermal actuator with 230 V AC supply for Danfoss FAN-Q DN15–DN20 pressure independent control valves. It works with on/off and PWM signals; 2.8 mm stroke, 90 N closing force, IP41 rating, 0.95 m cable attached. Used for hot and chilled water control in fan coil units, small reheaters and recoolers.
Technical Specifications
| Specification | Value |
|---|---|
| Type | TWA-Z |
| Actuator type | Thermal |
| Supply voltage [V] | 230 V AC |
| Compatible valves | FAN-Q DN 15–20 |
| Storage temperature [°C] [Max.] | 70 °C |
| Storage temperature [°C] [Min.] | -40 °C |
| Electrical protection class (EN 60730-1) | II |
| De-energized position | Normally closed |
| Power consumption [W] | 2 W |
| IP rating | IP41 |
| Cable included | Yes |
| Cable length [m] | 0.95 m |
| Closing force [N] | 90 N |
| Control signal type | On/off and PWM |
| Approval standard | EN 60730 |
| Ambient temperature [°C] [Max.] | 60 °C |
| Ambient temperature [°C] [Min.] | 2 °C |
| Stroke [mm] | 2.8 mm |
| Application | HVAC |
Danfoss products are backed by Novus Energy; for product selection, projects and bulk orders, engineering support is available via WhatsApp or phone. Technical values are compiled from manufacturer data; refer to the product datasheet for final selection.