Electric Actuator Valve Gear Operator NBR Sealing Materials Apply to - 40 ℃
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.
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 low Temperature down to -40°C working conditions
Advanced equipment can ensure high quality and high efficiency
Advanced processing equipment and experimental equipment can ensure that the product has higher precision and better quality
Customization
IP68 grade protection
Aluminum-bronze worm gear
Stainless steel input shaft
For high temperature up to 320℃
For low temperature down to -40℃
Main Components List
| Part name | Material |
| Welding Handwheel | Q235A/T700-2006 |
| Cover | WCB GB/ T12229-2005 |
| Housing | WCB GB/T12229-2005 |
| Worm | 45GB/T699-1999 |
| Left end cover | WCB GB/T12229-2005 |
| Worm gear | QT500-7/GB1348-88 |
| Cover | WCB GB/ T12229-2005 |
| Indieator | Q235A/T700-2006 |
Main Technical Parameter
| Model | Gear ratio | Electric actuator flange | Rating input(Nm) | Rating output(Nm) | Maximum output moment(Nm) |
| ISO5210 | N.M | N.M | N.M |
| SG62 | 31:1 | F10 | 75 | 650 | 700 |
| SG83 | 45:1 | F10 | 100 | 1350 | 1400 |
| SG120 | 70:1 | F10 | 120 | 2700 | 2800 |
| SG123 | 70:1 | F10 | 100-120 | 3000 | 3000 |
| SG123A | 136:1 | F10/F12 | 120 | 5700 | 6000 |
| SG143 | 70:1 | F10 | 160 | 4000 | |
| SG143A | 136:1 | F10 | 250 | 7000 | 8000 |
| SG200 | 70:1 | F16 | 400 | 9000 | 12000 |
| SG200A | 140:1 | F16 | 400 | 16000 | 20000 |
| SG237 | 70:1 | F16 | 600 | 12000 | 14000 |
| SG237A | 140:1 | F16 | 1000 | 40000 | 43000 |
| SG242A | 190:1 | F16 | 600 | 32500 | 34000 |
| SG242A | 190:1 | F25 | 1000 | 50000 | 50000 |
Product Tags:
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NBR Sealing Materials Electric Actuator Valve Gear Operator Apply To - 40 ℃ Images
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