Belimo Open/Close Damper Actuator, 20Nm, 240 V ac
- RS Stock No.:
- 504-1286
- Mfr. Part No.:
- SM230A
- Brand:
- Belimo
Subtotal (1 unit)*
£205.57
(exc. VAT)
£246.68
(inc. VAT)
FREE delivery for orders over £50.00
In Stock
- 30 unit(s) ready to ship
- Plus 24 unit(s) ready to ship from another location
- Plus 48 unit(s) shipping from 30 October 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £205.57 |
*price indicative
- RS Stock No.:
- 504-1286
- Mfr. Part No.:
- SM230A
- Brand:
- Belimo
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Belimo | |
| Maximum Damper Area | 4m² | |
| Damper Spindle Compatibility | 10 → 20mm | |
| Power Consumption | 2.5W | |
| Control Type | Open/Close | |
| Supply Voltage | 240 V ac | |
| Motor Torque | 20Nm | |
| Noise Level | 45dB(A) | |
| Maximum Damper Spindle Size | 20mm | |
| Minimum Damper Spindle Size | 10mm | |
Select all | ||
|---|---|---|
Brand Belimo | ||
Maximum Damper Area 4m² | ||
Damper Spindle Compatibility 10 → 20mm | ||
Power Consumption 2.5W | ||
Control Type Open/Close | ||
Supply Voltage 240 V ac | ||
Motor Torque 20Nm | ||
Noise Level 45dB(A) | ||
Maximum Damper Spindle Size 20mm | ||
Minimum Damper Spindle Size 10mm | ||
- COO (Country of Origin):
- CH
Belimo Damper Actuator
The Belimo damper actuator has an open/close control type. This actuator has an adjustable U-clamp, which accepts round or square shafts. It is a rotary/louver actuator. It is compatible with all the leading makes of HVAC controls. The damper actuator is fitted with a universal spindle clamp for quick and easy mounting directly on the damper spindle. The actuator is supplied with an ant rotation strap for fixing it at a position. This actuator operates on stall torque technology, which does not require end switches. The damper actuator has no limit switches and is overload proof. It requires a 240VAC/VDC supply voltage.
Optional auxiliary switch (stock no. 504-1545) suitable for use with LM, NM, SM, and GM damper actuators, features 2xSPDT switches rated at 3 (0.5)A 250Vac and supplied with 1m of cable.
Optional auxiliary switch (stock no. 504-1545) suitable for use with LM, NM, SM, and GM damper actuators, features 2xSPDT switches rated at 3 (0.5)A 250Vac and supplied with 1m of cable.
Features and Benefits
Operation life is minimum 60000
Pushbutton manual override
Direction change switch
Cable length is 1m
Ambient temperature ranges between -30°C and 50°C
Rated impulse voltage is 4kV
Maintenance free
Low power consumption up to 2.5W
Maximum damper area is 4m²
Damper spindle compatibility ranges between 10mm and 20mm
Motor torque is 20Nm
Noise level is 45dB
Damper spindle size ranges between 10mm and 20mm
Pushbutton manual override
Direction change switch
Cable length is 1m
Ambient temperature ranges between -30°C and 50°C
Rated impulse voltage is 4kV
Maintenance free
Low power consumption up to 2.5W
Maximum damper area is 4m²
Damper spindle compatibility ranges between 10mm and 20mm
Motor torque is 20Nm
Noise level is 45dB
Damper spindle size ranges between 10mm and 20mm
Certifications
IP54 rated
CE according to 89/336/EEC
92/31/EEC
UL Enclosure Type 2
IEC/EN 60730-1
IEC/EN 60730-2-14
CE according to 89/336/EEC
92/31/EEC
UL Enclosure Type 2
IEC/EN 60730-1
IEC/EN 60730-2-14
Related links
- Belimo Open/Close Damper Actuator 24 V ac/dc
- Belimo Open/Close Damper Actuator 19.2 → 264 V ac, 21.6 → 137.5 V dc
- Belimo Open/Close Damper Actuator 240 V ac
- Belimo Open/Close Damper Actuator 240 V ac
- Belimo Open/Close Damper Actuator 24 V ac/dc
- Belimo Open/Close Damper Actuator 230 V ac
- Belimo Open/Close Damper Actuator 24 V ac
- Belimo Open/Close Damper Actuator 24 V ac/dc