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Schneider Electric MK4-71xx Series Damper Actuators, Proportional

Damper Actuators, Proportional
MK4-71xx Series

For proportional pneumatic actuator with 20 sq. in. (129cm²) effective area used to control damper and air valvesin heating, ventilating, and air conditioning systems.

• Rugged cast aluminum body.
• Completely enclosed spring.
• Long lasting rolling diaphragms.

Select a link under the "item" tab below to order.

Cat #(psig)Nominal Operating Range psigBased on 1.5 psi Pressure to Actuator lb15 psi Supply Dual Press. System lb15 psi Supply Single Press. System *** lb20 psi Supply Single or Dual Press. System *** lb15 psi SupplyDual Press. System lb-in.15 psi Supply Single Press. System *** lb-in.20 psi Supply Single or Dual Press. System *** lb-in.
MK4-71013 ±53 to 83011014024067.567.567.5
MK4-7121****8 ±0.58 to 1313010401409022.5293
Construction:
Housing: Die cast aluminum
Diaphragm: Replaceable beaded molded neoprene (Part number PNV-002)
Stroke: Nominal 4-1/2 in. (114 mm), adjustable 4 to 5 in. (102 to 127 mm)
Nominal Damper Area: Actuator sizing should be done in accordance with damper manufacturer’s specifications
Start point: Adjustable. Refer to Description Model Chart
Maximum air pressure: 30 psig (207 kPa)
Ambient temperature limits:
Shipping: -40 to 160°F (-40 to 71°C)
Operating: -20 to 160°F (-29 to 71°C)
Air connections: 1/8 in. FNPT
Mounting: In any position
Dimensions: 17-5/8 H x 7-3/4 W x 7-5/8 D in. (448 x 197 x 194 mm)

 

 

 

 



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