NBR Gasket Partial Turn Gear Operator IP68 With Electric Actuator

Gear operators with electric actuators in the petroleum industry, protection class IP68

SG series electric-powered partial-turn gear operators

The SG series is a 90° rotating gear operator, suitable for ball valves, butterfly valves and plug valves with electric or hydraulic actuators.
Speed ratio: 31:1~190:1;
Output torque: 650 Nm~50000Nm
Gearbox material: ductile iron
Worm gear material: QT600-3
Protection level: IP67~IP68
The input and output connection flanges are designed according to the 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)

IP68 grade protection

Nickel-plated input shaft, with more resistance to corrosion

Ductile iron worm gear

NBR sealing materials

Suitable for -20℃ ~ 120℃ working conditions

Main Components List

Main Technical Parameter

Major Clients:Warren Valve / Forum Energy / Velan valve

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