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AVK CONCENTRIC BUTTERFLY VALVE, UL/FM, 300 PSI/21 BAR

IPS sized grooved ends, worm gear w. handwheel, remote supervision, red

Concentric butterfly valve with grooved ends and worm gear/handwheel for fire protection applications to max. 70°C/160°F

AVK series 815 butterfly valves are designed acc. to UL/FM for use in fire protection systems. The ductile iron disc is completely enclosed in EPDM rubber and concentrically located in the valve housing. A wormgearbox with handwheel and both local and remote position indication provides the necessary operation torque. All exterior surfaces are protected with fusion bonded epoxy.

fire
fire
Variant 815/40-001
Connection: Grooved IPS Ends
Material: Ductile iron
DN: DN65 - DN200
PN: ANSI CL300
Closing direction: Clockwise to Close

Features

  • Body and disc in ductile cast iron
  • Disc completely encapsulated in drinking water approved EPDM rubber
  • Stainless steel shaft with O-ring shaft seal
  • Fusion bonded epoxy coating
  • Worm gear for low operation torque
  • Quick operation - fully closed to fully open in only 10 handwheel turns
  • Local mechanical position indicator
  • Remote electrical position indicator with two separate micro switches
  • UL/ULC listed and FM approved for use in fire protection system

Reference nos. and dimensions:

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AVK ref. no. Size
inch		 DN
mm		 D
mm		 L
mm		 H1
mm		 H2
mm		 H3
mm		 W
mm		 W1
mm		 W2
mm		 W3
mm		 W4
mm		 Theoretical
weight/kg		 Notes
815-0065-40-49AB10 65 73 98 80 238 283 105 67 40 71 82 4.5
815-0076-40-49AB10 65 76 98 80 238 283 106 67 40 71 82 4.7 Grooves not to IPS
815-0080-40-49AB10 80 89 98 85 250 291 113 67 40 71 82 5.0
815-0100-40-49AB10 100 114 116 113 331 349 153 95 52 101 111 9.0
815-0125-40-49AB10 125 141 148 130 366 384 168 95 52 101 111 11
815-0139-40-49AB10 125 140 148 130 366 385 167 95 52 101 111 11 Grooves not to IPS
815-0150-40-49AB10 150 168 148 145 384 412 182 95 52 101 111 13
815-0200-40-49AB10 200 219 134 164 483 474 236 125 66 140 119 20
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Components

1. Bolt Stainless steel A2
2. Position indicator Grey iron
3. Plate Steel, zinc plated
4. Bolt Stainless steel A2
5. Radial bearing Bronze/PTFE comp. on SS back
6. Shaft, drive Stainless steel 1.4057
7. Radial bearing Bronze/PTFE comp. on SS back
8. Disc rubber EPDM rubber
9. Disc Ductile iron GJS-500-7 (GGG-50)
10. Shaft, stub Stainless steel 1.4057
11. Body Ductile iron GJS-500-7 (GGG-50)
12. O-ring NBR rubber
13. Pin Stainless steel A2
14. Bolt Stainless steel A2
15. Washer Stainless steel A2
16. Gearbox
17. Handwheel Ductile iron GJS-500-7 (GGG-50)
18. Key Aluminium

Test/Approvals

  • Hydraulic tests according to FM and UL Standards
  • FM Approved, UL listed

Standards

  • FM class no. 1112, UL 1091
  • Grooved ends to ANSI/AWWA C606, IPS-size
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