Quarter Turn Gearbox Gray iron casing suitable for -20℃~120℃
SLJ series gear operators
This series consists of eight models with the speed ratio varying from 26:1 to 520:1 and the toque ranging from 300NM to 22000NM. The torque difference between every two adjacent models is small, helping to save a lot of costs for customers when selecting a specific product. The clutch gear operator has a torque ranging from 300NM to 22,000NM and is available in 8 models with the speed ratio varying from 26:1 to 520:1.
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
- Aluminum die-cast alloy or cast steel casing
- Full stamped hand-wheel (200-350)
- IP65 grade protection
- Nickel-plated input shaft, with more resistance to corrosion
- Ductile iron worm gear
- NBR sealing material
- Suitable for -20℃ ~ 120℃ working conditions
Customization
- Stainless steel or LCB casing
- IP68 grade protection
- Aluminum-bronze worm gear
- Stainless steel input shaft
- For high temperature up to 320℃
- For low temperature down to -40℃
- For marine use
Main Components List
| Part name | Material | | Small cap | YL113/ WCB | | Housing | YL113/ WCB | | Worm gear | QT500-7 | | Bracket cap | YL113/ WCB | |
Main Technical Parameter
| Model | ratio | Rating input(Nm) | Rating output(Nm) | Efficiency(%) | Hand-wheel | | SLJ26 | 26:1 | 50 | 300 | 23 | Φ200 | | SLJ38 | 38:1 | 65 | 550 | 23 | Φ200 | | SLJ38 | 38:1 | 70 | 620 | 23 | Φ250 | | SLJ38 | 38:1 | 80 | 700 | 23 | Φ300 | | SLJ54 | 54:1 | 75 | 1000 | 25 | Φ250 | | SLJ54 | 54:1 | 90 | 1200 | 25 | Φ300 | | SLJ80 | 80:1 | 95 | 2000 | 26 | Φ350 | | SLJ78 | 78:1 | 160 | 3200 | 26 | Φ600 | | SLJ270 | 270:1 | 90 | 6000 | 25 | Φ500 | | SLJ320 | 320:1 | 100 | 8000 | 25 | Φ500 | | SLJ520 | 520:1 | 160 | 22000 | 25 | Φ700 | |
SJ Series Valve Gearboxes,Multi-stage
This partial-turn valve gearbox series with cast iron housing is widely used in and for fire protection, water and electric utilities, chemical plants and general industrial-purposes.
- Varying from 320:1 to 1728:1 in terms of gear ratio and from 7000NM to 72000NM in terms of torque.
- Have IP65, IP67, and IP68 protection levels for option.
- WCBLCB for option.
Major Client:CIRCOR
Product Tags:
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Low Noise Durable Gear Operator Quarter Turn Gearbox IP65 Grade Protection Images
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