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Honeywell - MS4120F1204 - Fire/Smoke Actuator DCA 120vac

 Honeywell fast-acting, spring-return, two-position 175 lb-in., 20 Nm, actuator 120 VAC

Overview

Honeywell MS4209F 80 lb-in. (9Nm) torque, spring return, direct-coupled, 120 Vac, CW actuator accepts two-position SPST control with an integral junction box and on/off signal from a SPST controller. Reliably operates in smoke control systems requiring UL555S ratings up to 350F.

Features

 

  • Integral spring return ensures return torque level
  • Fifteen-second spring return timing
  • No special cycling required and no audible noise during long-term holding
  • Models available for 24, 120 and 230 Vac
  • Ninety-five degree angle of rotation for tight damper closure
  • Holds rated torque at reduced power level
  • Die-cast aluminum housing design allows flush mounting to damper and eliminates need for limit switches to reduce power consumption
  • Integral junction box with three conduit openings eliminates separate wiring box

Customer Rating: Not Rated Yet
Quick Order Number: 523
Manufacturer: Honeywell
Part Number: MS4120F1204/U
Weight: 8.00 lbs
Stocked Item*: Yes
Quantity Available*: 2
Price: $343.80
Quantity:

* If an order is placed where the item is a "Non-Stocked Item" or the quantity ordered is more than the quantity available, all items in stock will be shipped and the remainder of the items will be shipped as soon as we get the "backordered" items in.

 

Product Specifications

Product Specifications

Application
Fire and Smoke
Dimensions (in.)
10.67 in high x 3.94 in wide x 2.95 in deep
Dimensions (mm)
271 mm high x 100 mm wide x 75 mm deep
Includes
Self-centering shaft adapter, 3mm crank
Weight (lb)
8 lb
Weight (kg)
3.63 kg
Materials
Aluminum housing
Comments
Two integral 3/8 in. flexible conduit connections
Mounting
Direct Coupled
Frequency
60 Hz
Approvals, Underwriters Laboratories Inc.
UL873, Plenum Rated
Electrical Connections
Teflon-jacketed cable
Operating Humidity Range (% RH)
5 to 95% RH, non-condensing
Supply Voltage
120 Vac ±10%
Power Consumption
Driving-- 0.35A, 35W, Holding-- 0.15A, 10W
Shipping and Storage Temperature Range (F)
-40 F to +140 F
Shipping and Storage Temperature Range (C)
-40 C to +60 C
Approvals, CE
89/336/ECC, 73/23/EEC
Approvals, Canadian Underwriters Laboratories Inc.
cUL C22.2 No. 24-93
Ambient Temperature Range (F)
-40 F to +130 F
Ambient Temperature Range (C)
-40 C to +55 C
Switch Ratings
250 Vac, 5 A res
Approvals, C-Tick
N314
Environmental, Electrical or Ingress Protection Rating
NEMA 2; IP54
Internal Auxiliary Switch
2
Maximum Noise Rating
Driving (dB(A) @ 1m)-- 70; Holding (dB(A) @ 1m)-- 20 (no audible noise)
Stroke
95 ±3 degrees
Shaft Dimensions (in.)
3/8 to 1.06 in. round or 3/8 to 11/16 in. square
Actuator Type
Damper
Control Signal
Two position; SPST
Fail Safe Mode
Spring Return
Torque Rating (lb-in.)
175 lb-in.
Torque Rating (Nm)
20 Nm
Spring Return Torque/Force (lb-in., lbf)
175 lb-in.
Spring Return Torque/Force (Nm, N)
20 Nm
Additional Torque Ratings (lb-in.)
Maximum Stall-- 425 lb-in.; Minimum Driving at 350 F-- 175 lb-in.
Additional Torque Ratings (Nm)
Maximum Stall-- 48 Nm; Minimum Driving at 175 C-- 20 Nm
External Auxiliary Switches Available
No
Timing, Nominal
Driving @ 60 Hz (sec)-- 15 sec
Spring Return Timing
Maximum-- 15 sec
Shaft Adapter Type
Self-centering clamping
Manual operation
Manual crank
Shaft Dimensions (mm)
10 to 27 mm round or 10 to 18 mm square
Spring Return Direction
By orientation
Electrical Connections (in.)
40 in.
Electrical Connections (mm)
1 m

 

 

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