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Honeywell - MS8120F1200 - (A) Fast-Acting; Two-Position Actuator - Honeywell - Fast-Acting; Two-Position Actuator - 175 Lb.-In; Spring Return By Orientation; 24 Vac +20%; -10%

Fast-acting, two-position actuator with 175 lb-in spring return and 24 Vac

Overview

Honeywell MS8120 175 lb-in. (20Nm) torque, spring return direct coupled, line voltage actuator accepts two-position (SPST) control for air dampers, air handlers, ventilation flaps, louvers and ball valves.

Features

 

  • Brush DC submotor with electronic stall protection for two-position model
  • Self-centering shaft coupling for various shaft sizes
  • For use with two-position, SPST, line- (Series 40) or low- (Series 80) voltage controlsh
  • Metal housing features built-in mechanical end limits
  • Field selectable spring return direction, shaft position indicator and scale, and manual winding capability with locking function
  • UL listed (cUL), CE compliant and plenum rated per UL873

Customer Rating: Not Rated Yet
Quick Order Number: 534
Manufacturer: Honeywell
Part Number: MS8120F1200/U
Weight: 8.00 lbs
Stocked Item*: Yes
Quantity Available*: 11
Price: $322.53
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
50 Hz; 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
24 Vac +20%, -10%
Power Consumption
Driving-- 45 VA, Holding-- 10 VA
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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