Butterfly valve CEREX® 300-L

with handwheelpneumatically-operatedelectrically-actuated

Resilient-seated, lug-type butterfly valve for flange mounting to pipelines; disk with centric bearing; suitable for use in sea water applications. With replaceable liner mounted on a vulcanised seal carrier ring, and disk with triple bearing. Suitable for use in water treatment, water distribution, in dams, power plants and in industry. Sealing system/standard: Resilient seated in accordance with EN 593 Face-to-face length: acc. to EN 558, basic series 20 (DIN 3202 / K1) Lug-type for flanges acc. to EN 1092-2 Centric disk, mounted in three maintenance-free bearing bushes For bolting between pipe flanges As end-of-line valve for flange connection to pipeline flanges. Operation only permissible with suitable counter-flange. - DN 50-300: 16 bar - DN 350-400: 14 bar - DN 450-600: 10 bar Replaceable rubber sleeve with integrated seal for functionally reliable use for flared flanges, welding flanges, PE flanges as well as loose flanges with V-collar Stable sealing seat due to collar with vulcanized support ring Vacuum tight up to 0,2 bar absolute Tight in both flow directions Triple shaft bearing