EFD 60-40 /3800 cl.3+TF24

Art. no.: 6907

Shutter damper with spring-return actuators (24V)

Shutter damper EFD is a shut-off damper. The damper is provided with 24 V motors with spring-return actuators. EFD is manufactured to leakage performance class 3 according to EN 1751:1998 Annex C.2. Outdoor/exhaust air damper has the function to prevent the hot water battery from freezing and also prevent the cold air from cooling down

the building if the unit stops.

Design

The EFD multi-leaf damper comprises a number of opposed blades, swivelling on nylon bearings in a sheet metal framework. The blades are connected via a system of linkages (protected) on the outside of the frame. Maximum air temperature is 100°C.

Technical parameters

Nominal data
Voltage (nominal) 24 V
Voltage type DC
Frequency 50; 60 Hz
Input power 5 W
Protection/Classification
Enclosure class IP54
Controller and Sensors
Permitted ambient temperature -30 to 50 °C
Dimensions and weights
Duct dimension, inlet (height x width) 400 x 600 mm
Duct dimension, outlet (height x width) 400 x 600 mm
Weight 6.8 kg
Others
Duct connection type Rectangular

Airflow

A B

600

400

TUNE-AHU-SE004-600x400-TF24 - Systemair
Art. no.: 79897
TUNE-AHU-SE004-600x400-TF24 .