Ductile Iron Butterfly Valve Gear Operator IP67 With NBR Gasket

Gear operators used with electric actuators in the chemical industry, protection grade IP68

SG series electric-powered partial-turn gear operators

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.

Installation and operation instructions

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

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℃ ~ 80℃ working conditions

Customization

Customization

IP67 grade protection

Aluminum-bronze worm gear

Stainless steel input shaft

For high temperature up to 320℃

For low temperature down to -20℃

Main Components List

Main Technical Parameter

Major Clients:Warren Valve / Forum Energy / Velan valve