Greenheck MS4105 User Manual

S05 Series (MS4105; MS7105; MS7405; MS7505; MS8105)

MS4105, MS7405, MS7505, MS8105 Spring Return Direct Coupled Actuators (DCA) are used within heating, ventilating, and airconditioning (HVAC) systems. They can drive a variety of quarter-turn, final control elements requiring spring return fail-safe operation.

SPECIFICATIONS

Actuator Type ....................................... Damper, Valve

Rotational Stroke .................................. 95 ±3 degrees

Fail Safe Mode ..................................... Spring Return

Rated Torque ........................................ 44 lb-in. (5 Nm)

External Auxiliary Switches Available .. No

Electrical Connections ......................... Enclosed screw terminal strip

(22 to 14 AWG)

Environmental Rating ........................... NEMA2

Frequency ............................................ 50 Hz, 60 Hz

Mounting .............................................. Direct Coupled

Maximum Noise Rating, Holding (dBA @ 1m) 20 (no audible noise) Maximum Noise Rating, Driving (dBA @ 1m) 50

Timing, Nominal Driving at 60 Hz ......... 45 sec. or 90 sec.

Power Consumption, Driving ................ 7.5 VA, 8 VA, or 11 VA

Rotation to Open .................................. By switch

Rotational Stroke Adjustment ...............Mechanically limited 5 degree

increments

Compatible Damper Shafts ..................3/8 to 5/8 round or 1/4 to 1/2

square

(9 to 16 round or 6 to 13

square)

Shaft Adapter Type .............................. Self-centering clamping

Materials ............................................... Plenum rated plastic housing

Ingress Protection Rating ..................... IP54

Operating Humidity Range (% RH) ......5 to 95% RH, non-condensing

Ambient Temperature Range ............... -40 F to 149F (-40 C to 65 C)

-22 F to 150 F (-30 C to 65 C)

Two-position models only

Temperature Ratings (Shipping) .......... -40 F to 150F (-40 C to 65 C)

Storage Temperature Range ................ -40 F to 150F (-40 C to 65 C)

Weight .................................................. 3.5 lb (1.6 kg)

Includes ................................................ Mounting bracket, self-

centering shaft adapter

APPROVALS

CE ......................................................... 2006/95/EC

(Low Voltage Directive )

EMC 2004/108/EC

C-Tick ................................................... N314

International Electrotechnical Commission IEC 60730-1 and Part 2—14

Underwriters Laboratories, Inc. ............ UL 873

UL1097 for Double Insulation

FEATURES

• Volume control dampers, mounted directly to the drive shaft or remotely (with the use of accessory hardware).

• Quarter-turn rotary valves, such as ball or butterfly valves

mounted directly to the drive shaft.

• Linear stroke globe or cage valves mounted with linkages to

provide linear actuation.

DIMENSIONS DIAGRAM

M27712A

3-55/64 (98)

6-61/64

(177)

1-1/8

(29)

5-27/32

(148)

1-9/16

(40)

3-5/32 (80)

4-9/16

(116)

1-15/16

(49)

1-1/16

(27)

2-1/64

(55)

47/64

(19)

2-27/64 (61)

Spring Return Direct Coupled Actuator

S05 Series (MS4105; MS7105; MS7405; MS7505; MS8105)

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