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Damper Actuator, force: High,3 - 7 psi

MP918B1071/U

Damper Actuator, force: High,3 - 7 psi

  • Product Info
  • Literature
  • Accessories & Replacement Parts

Overview

Used for proportional control of medium- to large-size dampers in HVAC systems. The MP918A,B are rolling diaphragm, piston-type actuators. Positive Positioner available. Replacement devices for most competitors products

Features

  • Rolling diaphragm operated.
  • Low friction shaft bearing.
  • Close tolerance on operating range and stroke.
  • Versatile mounting and connecting hardware.
  • Non-overlapping spring ranges for sequencing.
  • Reliable-long life.

Product Specifications

Dimensions (in.)
18 1/4 in. long x 6 7/8 in. high x 6 5/8 in. diameter
Dimensions (mm)
465 mm long x 175 mm high x 168 mm diameter
Maximum Safe Operating Pressure (psi)
29 psi
Maximum Safe Operating Pressure (kPa)
200 kPa
Temperature Range (F)
-40 F to +158 F
Temperature Range (C)
-40 C to +70 C
Includes
14004062-002 Internal N.C. Trunnion Mounting Bracket with pushrod assembly
Approvals, Underwriters Laboratories Inc.
Components Recognized: Report R18118
Operating Humidity Range (% RH)
5 to 95% RH
Actuator Type
Damper
Fail Safe Mode
Spring Return
Stroke (in.)
3 1/2 in.
Stroke (mm)
90 mm
Actuator Force
High
Spring Range (psi)
3 psi to 7 psi
Spring Range (kPa)
20 kPa to 48 kPa
Diaphragm Effective Area (sq in.)
23.8 sq in.
Diaphragm Effective Area (sq cm)
154 sq cm
Air connections
Barbed fitting for 1/4 in. O.D. plastic tubing

Accessories

14004106-001/U

Actuator pushrod - conv. int.N.C. to ext

14004107-001/U

Crankarm Assembly -conv. int.N.C. to ext

14004210-001/U

Feedback spring kit for damper actuators w. 3 psi/5 psi/10 psi springs

14004236-001/U

Coupler, actuator shaft to 5/16 inch pushrod for damper actuators

14004241-002/U

Hitch pin kit, equipped with 6 sets, for damper actuators

CCT2718/U

Threaded rod for shaft extension

CCT2725/U

Rod coupling for shaft extension