electric inside screw knife gate valve
The driving part of the product is a multi-revolving electric device for driving the valve and controlling on/off of the valve. Operator could control valve remotely in control room as well as run the valve manually on site. Automatic control is available as well by linking to computer. The product is now widely used in such sectors including drainage, heating, electricity generation, chemical industry, foodstuff, papermaking, pharmaceutical, coal mining, mining, etc., satisfying the needs of automation in modern industry and modern agriculture.
Electric device parameters
Power supply: AC380AV, 50HZ.
Standard type: Standard type is equipped with dust-resistant, rain-proof casing. The protective level is IP65. It could be used directly outdoors.
Waterproof type: The casing is resistant to dust and water immersion (IP67 protective level).
Explosion-proof type (EX) DII BT4/DII CT4 explosion-proof level (excluding acetylene).
Ambient temperature: -20~40°C.
Optional: electrical controller
Features
Quick switching on/off, reliability, equilibrium, high level of automation.
Unlimited installation height and position.
Explosion-proof electric device that allows normal operation in inflammable and explosive environment or environment with poisonous gas.
Manual operating mechanism allowing manual switching on/off of the valve in case of power failure. The medium will be controlled effectively for prevention against accident.
| Nominal through diameter |
150 |
200 |
250 |
300 |
350 |
400 |
| Height |
790 |
910 |
1080 |
1240 |
1300 |
1470 |
| Nominal through diameter |
450 |
500 |
600 |
700 |
800 |
900 |
| Height |
1670 |
1760 |
2020 |
2200 |
2530 |
2760 |