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Bevel Gear Operator cast iron gear operators gearbox gray iron nodular cast iron
S008 series partial-turn gear operators
This series is available in 13 models with the speed ratio varying from 42:1 to 2292:1 and the torque ranging from 720NM to 100000NM. The torque difference between every two adjacent models is small, helping to save a lot of costs customers when selecting a specific product.
It is suitable for use on 90° rotary butterfly valves, ball valves, and plug valves.
Instructions for Installation and Operation
Connect the bottom flange of the gear operator to the upper flange of the valve and slide the valve shaft into the hole on the worm gear. Tighten the flange bolt. The valve can be closed by turning the hand-wheel clockwise and opened by turning the hand-wheel counterclockwise. On the upper face of the gear operator, a position indicator and a position marking are mounted, through which the position of switch can be directly observed. The gear operator is also equipped with a mechanical limit screw, which can be adjusted and function to limit the position at the switch extreme position.
Product Features
Customization
Main Components List
Part name | Material | optional material |
Hand wheel | Q235A/T700-2006 | |
Housing | HT200/GB9439-88 | WCB GB/T12229-2005 |
Worm | 45GB/T699-1999 | |
Gear box | HT200/GB9439-88 | WCB GB/ T12229-2005 |
Cover | HT200/GB9439-88 | WCB GB/ T12229-2005 |
Gear wheel | 45GB/T699-1999 | |
Gear shaft | 45GB/T699-1999 | |
Cover | HT200/GB9439-88 | WCB GB/ T12229-2005 |
Worm gear | QT500-7/GB1348-88 | |
Indieator | HT200/GB9439-88 | WCB GB/ T12229-2005 |
Main Technical Parameter
Model | ratio | Rating input(Nm) | Rating output(Nm) | Efficiency(%) |
S007 | 42:1 | 80 | 720 | 23 |
S008 | 50:1 | 110 | 1200 | 21 |
S108 | 72:1 | 120 | 2000 | 23.5 |
S158 | 70:1 | 150 | 2500 | 23 |
S208 | 68:1 | 220 | 3200 | 22 |
S238 | 175:1 | 170 | 6250 | 23 |
S308 | 275:1 | 150 | 9800 | 25 |
S358 | 532:1 | 170 | 18000 | 23 |
S408 | 700:1 | 190 | 32000 | 25 |
S448 | 1233:1 | 165 | 42000 | 23 |
S508 | 1254:1 | 190 | 60000 | 25 |
S608 | 1855:1 | 200 | 80000 | 23 |
S708 | 2292:1 | 200 | 100000 | 23 |
S008 Series Valve Gearboxes
This series consists of 14 models varying from 43:1 to 3525:1 in
terms of gear ratio and from 720NM to 150000NM in terms of torque.
- Quarter turn gearbox designed to use for the manual Installation,
maintenance, and operation of valves (e.g. butterfly/ball/plug
valves) in pipelines.
- Have IP65, IP67, and IP68 protection levels for option
- Optional housing materials including cast iron , ductile cast
iron
Major Clients:Warren Valve / Forum Energy / Velan valve