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NM Series with NEMA 4X Housing (70 in-lb)
Damp.NEMA4XH, 90in-lb, On/Off/Float, 24V
Unit of Measure

Specifications

Product Type

N/A Damper Actuator

Actuator Type

N/A Non-Spring Return

Object name

N/A NMB24-3-T N4H

TYPECODE

N/A NMB24-3-T N4H

Application Type

N/A Air

Fail-Safe

N/A Non-Spring

Torque

N/A minimum 70 in·lbminimum 8 N·m

Control Type

N/A On/Off, Floating Point

Control Input

N/A On/Off, Floating Point

Input Impedance

N/A 600 Ω

Running Time (Motor)

N/A 95 seconds constant, independent of load

Power Supply

N/A 24 VAC ±20%, 50/60 Hz, 24 VDC ±10%

Power Consumption

N/A Running: 24 W, Holding: 0.2 W

Transformer Sizing

N/A 19 VA (class 2 power source)

Electrical Connection

N/A Screw terminal (for 26 to 14 GA wire (heater 15 GA wire)), 1/2" conduit connector

Overload Protection

N/A Electronic throughout 0º to 95º rotation

Shaft Diameter

N/A Standard: 9/16" to 3/4" round

Angle of Rotation

N/A max. 95º, adjustable with mechanical stop

Direction of Rotation (Motor)

N/A reversible with switch

Position Indication

N/A Reflective visual indicator (snap on)

Manual Override

N/A External push button

Humidity

N/A 5 to 95% RH non condensing (EN 60730-1)

Ambient Temperature

N/A -22 to +122 ºF-30 to +50 ºC

Storage Temperature

N/A -40 to +176 ºF-40 to +80 ºC

Noise Level

N/A max. 45 dB (A)

Housing

N/A NEMA 4X, IP66/67, UL Enclosure Type 4

Agency Listing

N/A cULus acc. to UL60730-1A/-2-14, CAN/CSA E60730-1, CSA C22.2 No 24-93, CE acc. to 89/336/EEC

Servicing

N/A Maintenance Free

Quality Standards

N/A ISO 9001

Weight

N/A 3.10 lb1.41 kg

Application

N/A For On/Off and floating point control of dampers in HVAC systems. Actuator sizing should be done in accordance with the damper manufacturer's specifications.
The actuator is mounted directly to a damper shaft up to 3/4" in diameter by means of its universal clamp.