Belimo EFB24-SR Actuator

Description

Actuator Series
EFB(X)
Agency Listings
cULus acc. to UL60730-1A/-2-14, CAN/CSA E60730-1:02, CE acc. to 2004/108/EC
Ambient Temperature Range
-22°F to 122°F [-30°C to 50°C]
Angle of Rotation
95°
Application Type
Air
Control
2-10 VDC
Control Type
Modulating
Description
Damper Actuator, 270 in-lb, Spring Return, 24V, Modulating
Direction of Rotation (Fail-Safe)
reversible with CW/CCW mounting
Direction of Rotation (Motor)
reversible with built-in switch
Electrical Connection
3 ft [1 m], 18 GA appliance cable with 1/2" conduit connector
Fail-Safe
Spring Return
Feedback Output U
2 to 10 VDC, 0.5 mA max
Housing
NEMA 2, IP54, UL enclosure type 2
Housing Material
Aluminum die cast and plastic casing
Humidity
max. 95% RH non-condensing
Input Impedance
100 k Ω for 2 to 10 VDC (0.1 mA), 500 Ω for 4 to 20 mA
Manual Override
5 mm hex crank (3/16" Allen), supplied
Noise Level (Motor)
≤56.5 dB (A)
Position Indication
visual indicator, 0° to 95° (0° is full spring return position)
Power Consumption Holding
4.5 W
Power Consumption Running
8 W
Power Supply
24 VAC±20%, 50/60Hz, 24 VDC+20%/-10%
Power Supply Type
24V
Product family
Damper Actuator
Quality Standard
ISO 9001
Running Time
95 seconds
Running Time (Fail-Safe)
<20 sec @ -4°F to 122°F [-20°C to 50°C], < 60 sec @ -22°F [-30°C]
Running Time (Motor)
95 sec
Servicing
maintenance free
Shaft Diameter
1/2" to 1.05" round, centers on 3/4" with insert, 1.05" without insert
Storage Temperature Range
-40°F to 176°F [-40°C to 80°C]
Torque
270 in-lbs [30 Nm] minimum
Transformer Sizing
14 VA (class 2 power source)
Unit of Measure
PC