Belimo EF24A-S2 - rotary actuator for dampers with safety function

Name: Belimo EF24A-S2 - rotary actuator for dampers with safety function
Brand: Belimo
SKU: EF24A-S2
Price: 2584.48 PLN
Availability: BackOrder

Belimo

zł2,584.48

VAT included

zł2,101.20 tax excluded

Belimo EF24A-S2 rotary actuator for dampers, with a safety function provided by a return spring. Torque 30 Nm, AC/DC 24 V supply and Open/Close control.

Motor running time is 75 s / 90°. The actuator has 2x SPDT, a universal clamp 12...26.7 mm and IP54 protection rating.

Delivery in approx. 14 days

Belimo EF24A-S2 – actuator for dampers

Rotary actuator designed to control dampers in stationary heating, ventilation and air-conditioning systems. During operation, the motor moves the damper and tensions the return spring. If the power supply is interrupted, the spring's stored energy moves the damper to the safety position.

Key features

Torque of the motor and safety function: 30 Nm.
Supply: AC/DC 24 V; nominal voltage frequency: 50/60 Hz.
Control: Open/Close.
Motor running time: 75 s / 90°; safety function running time: <20 s @ -20...50°C, <60 s @ -30°C.
2x SPDT: one auxiliary switch with a 10% setting and one adjustable from 11...100%.
Rotation angle: max. 95°, adjustable using mechanical end stops.
Manual override using a crank and locking switch; mechanical position indicator.
Mounting on the damper shaft: universal clamp 12...26.7 mm.
Protection rating: IP54; ambient temperature: -30...50°C [-22...122°F].

Electrical data and connections

Power consumption during movement: 9.5 W; in the resting position: 4.5 W; for cable sizing: 16 VA.
Power and control connection: 1 m cable, 2x 0.75 mm², FRNC (halogen-free).
Auxiliary switch connection: 1 m cable, 6x 0.75 mm², FRNC (halogen-free).