AVK GEARBOX TYPE GB N
Cast iron housing, Polyurethane coated, for series 820 butterfly valves
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Pham Trung
Technical Manager
For actuation of series 820/ butterfly valves.
The AVK quarter turn gearbox features a cast iron housing, Polyurethane coated. The gearbox is designed for normal and severe conditions and temperature ranges of up to 120° C. For Series 820/ butterfly valves.
| Variant 168/X-001 |
|---|
Features
- Housing made from cast iron, Polyurethane coated.
- The mounting face for valves is according to EN ISO 5211.
- Torque 150 - 32000 Nm.
- Temperature range -20ºC up to +120ºC.
- Stroke 0-90º (±5º adjustable).
- Factory lubricated for the life of actuator under normal working conditions.
- Protection class IP67
- Compatible with Series 820 butterfly valves.
Downloads
Datasheet
Reference nos. and dimensions:
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| AVK ref. no. | A mm |
B mm |
C mm |
D mm |
DN1 mm |
DN2 mm |
F mm |
H mm |
Actuator flange |
L1 mm |
L2 mm |
L3 mm |
Theoretical weight/kg |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| GB2000N.F1670.500 | 500 | 150 | 53 | 106 | 20 | Ø70 | 121 | 255 | F16 | 214 | 232 | 24 | 24 |
| GB1950N/PR4.F2570.500 | 500 | 150 | 130 | 142.5 | 20 | Ø70 | 126 | 322.5 | F25 | 285 | 301 | 24 | 39 |
Enquiry
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Components
| 1. | Set screw | Steel gr. 12.9 |
| 2. | Worm gear | Steel C45 (1.0503) |
| 3. | Gasket | NBR rubber |
| 4. | Bearing | |
| 5. | Bushing | Steel |
| 6. | Seal ring | NBR rubber |
| 7. | Shaft | Stainless steel AISI 303 |
| 8. | Grease | |
| 9. | Position indicator | Polyurethane |
| 10. | Cover plate | Cast iron GJL-250 (GG-25) |
| 11. | Quadrant | Ductile iron GJS-400-15 |
| 12. | Body | Cast iron GJL-250 (GG-25) |
| 13. | Gears | Steel C45 (1.0503) |
| 14. | Body | Steel |