1. Home /
  2. Product finder

AVK CENTRIC U-SECTION BUTTERFLY VALVE, PN6

Loose EPDM liner for drinking water, with electric actuator, DN150-1600

AVK headquater in Skovby Galten, Denmark

Contact

AVK International A/S

Bizonvej 1, Skovby, 8464 Galten, Denmark

Centric butterfly valve with loose liner and electric actuator - U-section for drinking water and neutral liquids -20 - 95°C

AVK centric butterfly valves with loose liner are available in wafer, lug and U-section design with a wide standard range of actuators. The butterfly valves are designed with square driven anti-blowout shaft and slim disc of acid-resistant stainless steel with machined and polished disc edges resulting in low torques. 

Variant 820/20-019
Material: Ductile iron/ 1.4408 disc
DN: DN150 - DN1600
PN: PN 6
Closing direction: Clockwise to Close

Features

  • Ductile iron with long neck for insulation
  • Loose liner of drinking water approved EPDM with integrated gasket faces and “saw profile” for optimum grip in body
  • Square driven anti-blowout shaft in one-piece design up to DN 400, and from DN 450 with key and keyway in two-piece stub design with two self-lubricating bearings
  • Slim disc of acid-resistant stainless steel with machined and polished edges reducing the friction between liner and disc
  • Low operating torques allowing use of cost-effective actuators
  • 200 μ epoxy coating up to DN 400, 250 μ polyurethane from DN 450, optionally other coatings
  • According to PED 97/23/EC appendix 1
  • Mounted with an electric actuator 3 x 400V/50 Hz. ON / OFF, 20 to 30 manoeuvres per day on an average. Motor duty cycle S4-30% - 360 starts/h max. Adjustable mechanical end stops +/- 2°. Two travel limit switches for open (one) & close (one) plus two extra limit switches. Two torque switches in opening (one) & closing (one) (except OA, has no torque switch). Temperature range: Standard -20°C to +70°C. Standard protection - OA, AS, BS: IP 67 standard paint - OA, AS, BS: Epoxy 80 microns RAL 5002. Standard heater resistance (230 V). Standard cable entries - without control: 2 x M20 / with integrated controls: 3 x M20 (cable glands supply on request).

Downloads

Datasheet
Installation
Appendix
Animation
AVK_Centric_butterfly_valve.mp4
Certificate(s)

Reference nos. and dimensions:

Scroll for more info
AVK ref. no. DN
mm		 Product
PN Class		 Flange
drilling		 L
mm		 L2
mm		 H2
mm		 W2
mm		 W3
mm		 W
mm		 W1
mm		 Theoretical
weight/kg		 Notes
820-0150-20-04020120008 150 PN 6 PN10/16 56 285 133 210 435 346 200 23
820-0200-20-04020020008 200 PN 6 PN10 60 340 163 240 465 416 200 27
820-0250-20-04020020008 250 PN 6 PN10 68 406 196 279 459 515 313 47
820-0300-20-04020020008 300 PN 6 PN10 78 482 232 315 495 601 313 44
820-0350-20-04020020008 350 PN 6 PN10 80 533 257 330 541 627 313 70
820-0400-20-04020020008 400 PN 6 PN10 102 597 292 365 649 775 462 82
820-0450-20-04060021008 450 PN 6 PN10 113 640 355 397 681 796 462 159 250 my PUR coating on body
820-0500-20-04060021008 500 PN 6 PN10 126 715 393 437 716 862 611 225 250 my PUR coating on body
820-0600-20-04060021008 600 PN 6 PN10 153 840 464 522 811 979 552 280 250 my PUR coating on body
820-0700-20-04060021008 700 PN 6 PN10 168 927 503 565 868 1022 532 371 250 my PUR coating on body
820-0800-20-04060021008 800 PN 6 PN10 190 1060 577 627 930 1088 532 492 250 my PUR coating on body
820-0900-20-04060021008 900 PN 6 PN10 204 1170 643 696 1010 1179 604 760 250 my PUR coating on body
820-1000-20-04060021008 1000 PN 6 PN10 216 1255 693 745 1059 1222 604 890 250 my PUR coating on body
820-1100-20-04060021008 1100 PN 6 PN10 218 1395 738 820 1157 1398 611 950 250 my PUR coating on body
820-1200-20-04060021008 1200 PN 6 PN10 254 1485 806 881 1218 1443 611 1280 250 my PUR coating on body
820-1400-20-04060021008 1400 PN 6 PN10 280 1746 908 990 1354 1712 707 1850 250 my PUR coating on body
820-1600-20-04060021008 1600 PN 6 PN10 318 1924 1048 1117 1481 1801 707 2750 250 my PUR coating on body
2D/3D drawings
Enquiry
Scroll for more info

Components

1. Bolt Stainless steel A2
2. Washer Stainless steel A2
3. O-ring NBR rubber
4. Shaft Stainless steel 420
5. Body Ductile iron GJS-400-15 (GGG-40)
6. Liner EPDM rubber
7. Disc Stainless steel 316

Test/Approvals

  • Hydraulic test according to EN 12266-1, P10/P12
  • Approved according to SVGW Certificate No. 9901-4048

Standards

  • Designed according to EN 593
  • Face-to-face dimension according EN 558 - Series 20
  • Standard flange drilling to EN1092-2 (ISO 7005-2), PN10
0 Files In the package