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