Product Brochure EVOLUTION Double Eccentric Butterfly Valve

DOUBLE ECCENTRIC BUTTERFLY VALVE EVOLUTION TALIS’ new double eccentric butterfly valve represents the essence of an efficient butterfly valve designed for when economy is a high priority. EVOLUTION is functional and reliable, providing reduced complexity. It covers the needs in standard applications for drinking water in terms of design, materials and standards. ADVANTAGES ESSENTIAL: Design and material selection are optimized for use in low and medium pressure drinking water applications. . DURABLE: Uninterrupted corrosion protection with pin-less connection and closed disc eyes ensure long...

MAIN COMPONENTS DESCRIPTION Body MATERIAL - STANDARD SPARE PART EN-GJS-500-7, epoxy coated 250µm Integral, epoxy coated Seat area Welded stainless steel AISI 309L Sealing ring Retaining ring Drive shaft Drive side cover POM Self-lubricating steel + bronze PTFE coated

2: Optimized for drinking water D isc design and inner body diameter are designed for maximum flow L ow energy consumption due to minimized head loss M aterials in contact with water are certified high quality S haft-disc connection by means of a square shaft without pins WRAS approval on components and full product C losed disc eyes 2 50 µm epoxy coating C orrosion protection and stainless steel components ensure clean water R educed total cost of ownership 4: Adjustable disc position 3: Uninterrupted corrosion protection 5: Low-wear sealing ring L ower cover design allows axial adjusting of...

DOUBLE ECCENTRIC BUTTERFLY VALVE - EVOLUTION WITH HANDWHEEL Note; size>=DN500 with lifting Note; size>=DN500 with lifting hole in flange size>=DN500 with lifting hole in flange

DOUBLE ECCENTRIC BUTTERFLY VALVE - EVOLUTION BARE SHAFT AND SQUARE SHAFT PREPARED FOR PNEUMATIC ACTUATOR b Note; size>=DN500 with lifting hole in flange Drive shaft Drive shaft 4 O-ring Upper cover Part Name Part 2Name Upper cover Note; size>=DN500 with lifting hole in flange ForO-ring Screws gearbox / electric 7 8 5 Washer Washer actuator spacer 9 Bottom 6 Lower shaft Lower shaft Lower cover Screws AISI 420 EPDM AISI 304 NBR AISI 420 For EPDM A2 pneumatic PTFE POM AISI 304 actuator AISI 420 AISI 304 PTFE

DOUBLE ECCENTRIC BUTTERFLY VALVE - EVOLUTION WITH GEARBOX PREPARED FOR ELECTRIC ACTUATOR Contact with Comment water 1 Dr i ve s haf t AI SI 420 YES 2 Upper c over AI SI 304 NO Contact wit Ni Par t Nam e St andanr d NO 3 U- ro.ng NBR water 4 Sc r ew A2 N 1 s Dr i ve s haf t EN-GJS-500-7,epoxy coated AI SI 420 YES O YES Input 5 Body Coating e1 e2 e3 L e6 e7 H b Weight Flange 2g r i ng Upper c over AI SI 304 YES NO 6 Seal i n EPDM 3 U- r i ng EN-GJS-500-7,epoxy coated NBR NO Disc YES Coating mm mm mm mm mm mm mm mm mm 7 kg 8 Ret ai ni4 g r i ng n CF8 YES Sc r ew s A2 NO 235 270 319 270 280 625 445...

GEARBOX AND ACTUATOR SIZING OPERATION WITH HANDWHEEL STANDARD GEARBOX, CLOCKWISE CLOSING, IP67 Gearbox size Max. input torque at gearbox Nm

GEARBOX AND ACTUATOR SIZING OPERATION WITH HANDWHEEL OPTIONAL GEARBOX, ANTI-CLOCKWISE CLOSING AND/OR IP68 Gearbox size Max. input torque at gearbox Nm

GEARBOX AND ACTUATOR SIZING GEARBOX PREPARED FOR ELECTRIC ACTUATOR Connection ISO 5211 at valve Shaft Ø mm Mechanical Advantage Connection ISO Gearbox size Handwheel Ø 5210 at gearbox (Rotork) mm Shaft Ø mm Max. moto- Required rized input torque at torque Nm gearbox Nm

GEARBOX AND ACTUATOR SIZING OPERATION WITH ELECTRIC ACTUATOR Rotork actuator size Operating time Rotork s Motorized output torque Auma Nm Actuator torque Auma Nm Operating time Auma s Auma actuator size Actuator Motorized torque Rotork output torque Nm Rotork Nm

TALIS is the undisputed Number One for water transport and water flow control. TALIS has the best solutions available in the fields of water and energy management as well as for industrial and communal applications. We have numerous products for comprehensive solutions for the whole water cycle – from hydrants, butterfly valves and knife gate valves through to needle valves. Our experience, innovative technology, global expertise and individual consultation processes form the basis for developing longterm solutions for the efficient treatment of the vitally important resource TALIS Management...