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Supriya Prototech


Decluthable Worm Gear Box (MO / MBO)

Supriya Prototech
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Decluthable Worm Gear Box (MO / MBO)

Supriya Declutchable Quarter turn Manual Overrides are used to manually override pneumatic valve actuators, double acting or single acting, in any process application. Specifically designed for Rack and Pinion Pneumatic Actuators.


SPECIFICATIONS


Type Declutchable Quarter Turn Worm Single Reduction Gear Box 
Series MO / MBO 
Maximum Operating Torque 4500Nm 
Temperature Range minus (-)10°C to +80°C 
Stroke Range minus(-)5° to +95°
Input Drive Type Manual Hand Wheel
Construction Top Mounted / Sandwich Mounted

 

FEATURES


  • Torque Range 500Nm to 4500Nm 
  • Specifically designed for all types of Rack and Pinion Quarter turn Pneumatic Actuators.
  • The manual override has internal travel stops, which allow for the valve to be independently operated when the actuator removed.
  • Standard housing material is cast iron. Material options ductile iron, carbon steel or stainless steel. 
  • Stainless Steel input shaft, fasteners, hand wheel etc. available upon request. 
  • Supriya Gear Box is fitted with high performance axial bearings. 
  • Special features such as Namur mounting option for limit switch box, padlock arrangement, extension shaft, etc. are available. 
  • Maintenance free, increased durability and Grease filled for life. 
  • Gear Box can also be provided with removable splined bushings between the gear drive and the valve shaft. 
  • Supriya gear boxes are AWWA C504, CE marked (Machinery Directive), API6D (Suitable) and IP68, IP67 Ingress Protection certified.
  • Special Seals and grease are provided for Severe service applications. 
  • High temperature up to +200°C and Low temperature minus (-)52 °C variants are available.
     

BENEFITS


1) Supriya self-locking de-clutch worm gear designed for high safety, low effort operation and extremely long life.
2) To engage or disengage the override, pull the spring-loaded pin while rotating the declutch lever. On proper positioning it automatically locks into place.
3) Special High efficiency and zero backlash gear boxes available.
4) Supriya Worm Gear boxes are specialized with options such as:
  a) Twin Shaft / Dual Ratio
  b) Tandem Spur (Double / Triple Reduction) and Planetary Spur
  c) Top Drive attachment