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Product Details:
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| Product Name: | Valve Gearbox | Material: | Ductile Cast Iron |
|---|---|---|---|
| Protection Grade: | Ingress Protection Rating IP67 | Temperature: | Applicable To -20 ℃ ~120 ℃ |
| Application: | Water Treatment Industry | Colour: | Primer;blue;customizable |
| High Light: | declutchable gearbox,handwheel gearbox |
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Butterfly Valve Gearbox ductile cast iron Protection Rating IP67 Applicable to -20 ℃ ~120 ℃
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: ductile cast iron
Worm Gear Material: ductile cast iron
Ingress of Protection: IP67 ~ IP68
Both the input and output connecting flanges are designed as per standards ISO 5210 and ISO 5211.
Product Features
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
Ductile iron is a strong corrosion resistant material, mainly used in the water treatment industry.
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 |
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|
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 |
Contact Person: Varian
Tel: +8618862590830
