AVK Underground hydrant, PN 16
R7, With backflow-protection
Contact
AVK Industrial Nederland BV
Schorsweg 1 8171 ME Vaassen Netherlands
Underground fire hydrant to EN 14339 and KIWA BRL-K614-04 for drinking water and neutral liquids to max. 60° C
AVK Series 35/57 underground hydrants are equal to high quality in every detail and meet or exceed the requirements of DIN/EN14339. The shutoff plug is vulcanized with EPDM. The integrated check valve serves as a security device that protects against backflow and pollution of the drinking water system .
| Variant 35/57-001 | |
|---|---|
| Connection: | Flanged |
| Material: | Ductile iron |
| DN: | DN80 - DN80 |
| PN: | PN 16 |
| Closing direction: | Clockwise to Close |
Features
- Frost-proof automatic drainage in flush proof design
- Axial sealing valve seat ring in stainless steel (optionally in dezincification resistant brass)
- Backflow-protection
- Disc with ductile iron core coated with EPDM
- Stem bearing with polyamide antifriction washer that secures an easy and smooth operation
- Blue epoxy coating to DIN 3476-1, GSK approved
- Kv value: 123 m³/h
- Drainage: Time for drainage: 52 sec.
Downloads
Datasheet
Certificate(s)
Installation
Reference nos. and dimensions:
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| AVK ref. no. | DN mm |
Pipe cover mm |
H3 mm |
W mm |
L1 mm |
L mm |
L2 mm |
Theoretical weight/kg |
|---|---|---|---|---|---|---|---|---|
| 35-080-57-11024 | 80 | 750 | 472 | 180 | 246 | 273 | 120 | 24 |
| 35-080-57-21024 | 80 | 1000 | 722 | 180 | 246 | 273 | 120 | 27 |
Enquiry
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Components
| 1. | O-ring | EPDM rubber |
| 2. | Leaf membrane | EPDM rubber |
| 3. | Bayonet coupling | Ductile iron GJS-500-7 (GGG-50) |
| 4. | Stem cap | Ductile iron GJS-500-7 (GGG-50) |
| 5. | Split pin | Stainless steel 1.4301 |
| 6. | Identifier disc | Plastic |
| 7. | Bonnet | Ductile iron GJS-500-7 (GGG-50) |
| 8. | O-ring | EPDM rubber |
| 9. | Washer | POM GF25 |
| 10. | Operation pipe | Stainless steel |
| 11. | Hydrant body | Ductile iron GJS-500-7 (GGG-50) |
| 12. | Bolt | Stainless steel A2 |
| 13. | Washer | Stainless steel A2 |
| 14. | Drain pipe | Polyamide |
Test/Approvals
- Hydraulic test according to EN 1074-6
- Hydraulic test according to EN 1074-6 / VP325
- Approved according to KIWA Reg.no. K6122/06
- Approved according to CE Reg. No. 0620-CPR-6122
Standards
- EN 14339 and KIWA BRL-K614-04
- Flange drilling to EN1092, PN10/16
