Motor Operated Valve Rotork Gearbox Used For Water Treatment Butterfly Valve, Ball Valve, Plug Valve

Motor Operated Valve Rotork Gearbox Used For Water Treatment Butterfly Valve, Ball Valve, Plug Valve

SG series electric-powered partial-turn gear operators

Welded hand-wheel (200 or above) IP67 grade protection Suitable for -20℃ ~ 120℃ working conditions

SG series is a 90° rotary gear operator suitable for use on ball valves, butterfly valves, and plug valves with a manual, electric or hydraulic actuator.

Ratio Speed: 31:1 ~ 190:1;

Output Torque: 650 Nm ~ 50000Nm

Gearbox Material: WCB

Worm Gear Material: QT600-3

Ingress of Protection: IP67 ~ IP68

Both the input and output connecting flanges are designed as per standards ISO 5210 and ISO 5211.

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

WCB casing
Welded hand-wheel (200 or above)
IP67 grade protection
Nickel-plated input shaft, with more resistance to corrosion
Ductile iron worm gear
NBR sealing materials
Suitable for -20℃ ~ 120℃ working conditions

Stard-gears has 20 years of experience in design, production and export
Stard-gears's suppliers have been working together for fo 20 years and have many years of export experience to ensure good quality products.
The appearance and quality of the products are relatively excellent in the industry.

The product design and processing in accordance with Specifications of manual valve actuators document requirements
The core paproduct are processed with special tools to meet the requirements of product precision

Main Components List

Main Technical Parameter