The BELIMO CMB120-3 is a non-fail-safe damper actuator with 18 in-lb torque, suitable for 100 to 240V AC/DC power, and supports on/off/floating point control. Features include a manual override for testing, a reversing switch for control flexibility, and worldwide application approval. It is designed for air applications.
Manual override for testing and verification
Reversing switch for control flexibility
CSA and CE approved for worldwide application
Product Highlights
This damper actuator is ideal for HVAC systems, providing precise control and reliability.
Product Information
Standard Information
Brand: BELIMO
Manufacturer Part Number: CMB120-3
Country of Origin: United States
Technical Specifications
Actuator Type
Non fail-safe
Angle of Rotation
0...287.5
Control Type
Floating/3-point
Degree of Protection
IP54 NEMA 2 UL Enclosure Type 2
Electrical Connection
3ft [1m], 18 GA appliance cable with 1/2 in conduit connector
Manual Override
Disengage with magnet
Power Consumption (Holding)
1 W
Power Consumption (Running)
1.5 W
Running Time (Motor)
35 s / 90B0
Safety Function
NO
Torque
18 in-lb [2 Nm]
Voltage AC/DC
AC 100...240 V
Options
None
Runtime
35 Secs
Version
Basic
Voltage
120vac
Aux. Switch
None
Nema Rating
Nema 2
Spring Return
Non-Spring Return
Communications
None
Supply Va
3.5 VA
Power Supply
100 - 240 VAC
Humidity
5 to 95% RH non condensing (EN 60730-1)
Position Indication
reflective visual indicator (snap on)
Shaft Diameter
1/4 in to 1/2 in round, centers on 3/8 in
Quality Standard
ISO 9001
Servicing
maintenance free
Running Time
<75 seconds
Transformer Sizing
3.5 VA (class 2 power source)
Storage Temperature Range
-40 to 176 F (-40 to 80 C)
Enclosure Rating
NEMA 2,IP54
Actuator Series
CMB
Ambient Temperature Range
-22 to 122 F (-30 to 50 C)
Application Type
Air
Agency Listings
cULus acc. to UL60730-1A/-2-14, CAN/CSA E60730-1:02, CE acc. to 2004/108/EC and 2006/95/EC
Supply Voltage (Nominal)
120 VAC,240 VAC
Control Signal
Two Position,Floating
Direction Of Motion Motor
by electrical installation
Protection category
IP54
Degree Of Protection NEMA
NEMA 2
Enclosure Type
UL Enclosure Type 2
Ambient Tempreture
-22...122 F [-30...50 C]
Model
CMB120-3
MPN
CMB120-3
Brand
Belimo
Category
Damper
Control input
On/Off/Floating Point
Fail safe
Non Fail-Safe
Power consumption holding
1 W
Power consumption running
1.5 W
Product category
Dampers & Actuators
Product subcategory
Spring Return Damper Actuators
Rotation
0-287.5 Deg.
Short desc
Damper Actuator, 18 Inch-lb (2 Nm), Non Fail-Safe, AC 100...240 V, On/Off, Floating point