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Supriya Prototech


Quarter Turn Worm Gear Box (MA/MB)

Supriya Prototech
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Quarter Turn Worm Gear Box (MA/MB)

Quarter Turn Worm Gear Boxes are used for on/off or modulating control of any rotary quarter turn valve such as Ball Valve, Butterfly Valve, Plug Valve, and Spherical Valve utilizing manual drive, electric motorized drive or pneumatic drive.


SPECIFICATIONS


Type  Quarter Turn Worm Single Reduction Gear Box 
Series MA 
Maximum Operating Torque 1800Nm 
Type Quarter Turn Worm Multi Reduction Gear Box 
Series MB
Maximum Operating Torque 6000Nm 
Temperature Range minus (-) 10°C to +80°C 
Stroke Range minus(-) 5° to +95°
Input Drive Type Manual Hand Wheel, Chain Wheel, Electric Input, Pneumatic Runner.

 

FEATURES


  • Torque Range 100Nm to 6,000Nm 
  • Standard housing material is cast iron. Material options ductile iron, carbon steel or stainless steel.
  • Stainless Steel input shaft, fasteners, handwheel 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, chain wheel arrangement, extension shaft for buried service, etc. are available. 
  • Maintenance free, increased durability and Grease filled for life. 
  • 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 upto +200°C and Low temperature minus (-)52 °C variants are available.
     

BENEFITS


1) Special features such as Namur mounting option for limit switch box, padlock arrangement, chain wheel arrangement, extension shaft for buried service, etc. are available 
2) Suitable for Motorized Operation. Special series of travelling nut stopper mechanism worm gear box is also available. 
3) Part turn 120°, 180° operated gearbox option available.
4) Special High efficiency and zero backlash gear boxes available.