AVK WALL PENSTOCK WITH NON-RISING STEM
Closed frame for wall mounting, stainless steel (AISI304), EPDM
Contact
AVK Saudi Valves
Jeddah Industrial City, Phase 4, Street no 45 P.O. Box 10830, 21443 Jeddah 24/7 Leakage Repair Service +966 55 909 9395
AVK wall penstock with non-rising stem - Closed frame for wall mounting - AISI 304 for water and wastewater treatment
AVK wall penstocks are square or rectangular with resilient sealing on all four sides of the slide. They are bi-directional up to and including 1200 X 1200 and in larger sizes available as bi- and uni-directional. The penstocks are with non-rising stem and closed frame, and are designed for wall mounting. AVK wall penstocks are also available with rising stem and for embedding in concrete. All penstocks in the comprehensive product range feature a low leakage rate and a reliable operation.
| Variant 772/61-001 | |
|---|---|
| Material: | Stainless steel |
| DN: | DN200 - DN1200 |
Features
Fulfills requirements of Directive 95/9/CE (ATEX), Group II Category 2 (Zone 1)
Lower leakage rate than max. allowable in DIN 19569-4 (class 5): 1,20 L/min. per seating meter
Frame design allows easy mounting at medium height or floor level, and for elevated or flush bottom installation
Self-cleaning guides of HMWPE (high molecular weight polyethylene) reduce the friction during operation resulting in easy operation and extended seal durability
Self-adjusting “lip-design” sealing of EPDM mounted on the frame
Frame and slide of stainless steel AISI 304 and stem of stainless steel AISI 303
All fasteners of stainless steel A2
Seal and guides bolting is completely separated from the frame anchoring
Delivered with handwheel up to and including 1000X1000, in larger sizes with bevelgear
Downloads
Reference nos. and dimensions:
| AVK ref. no. | Size mm |
H mm |
H3 mm |
G mm |
L mm |
Seating head mWC |
Unseating head mWC |
W mm |
Theoretical weight/kg |
Notes |
|---|---|---|---|---|---|---|---|---|---|---|
| 772-02000200-61-521001 | 200 - 200 | 574 | 626 | 225 | 82 | 10 | 10 | 380 | 16 | |
| 772-03000300-61-521001 | 300 - 300 | 774 | 826 | 225 | 82 | 10 | 10 | 480 | 23 | |
| 772-04000400-61-521001 | 400 - 400 | 975 | 1045 | 310 | 85 | 10 | 10 | 580 | 41 | |
| 772-05000500-61-521001 | 500 - 500 | 1175 | 1245 | 310 | 85 | 10 | 10 | 680 | 52 | |
| 772-06000600-61-521001 | 600 - 600 | 1377 | 1446 | 310 | 115 | 10 | 10 | 780 | 67 | |
| 772-07000700-61-521001 | 700 - 700 | 1580 | 1648 | 310 | 115 | 10 | 10 | 880 | 80 | |
| 772-08000800-61-521001 | 800 - 800 | 1780 | 1848 | 310 | 125 | 10 | 10 | 980 | 96 | |
| 772-09000900-61-521001 | 900 - 900 | 2067 | 2143 | 410 | 136 | 10 | 10 | 1100 | 147 | |
| 772-10001000-61-521001 | 1000 - 1000 | 2267 | 2343 | 410 | 136 | 10 | 10 | 1200 | 168 | |
| 772-11001100-61-221021 | 1100 - 1100 | 2467 | 2671 | 300 | 136 | 6 | 6 | 1300 | 209 | With wormgear |
| 772-12001200-61-221021 | 1200 - 1200 | 2667 | 2871 | 300 | 136 | 6 | 6 | 1400 | 242 | With wormgear |
Components
| 1. | Frame | Stainless steel 304 |
| 2. | Slide | Stainless steel 304 |
| 3. | Guide | PE |
| 4. | Seal | EPDM rubber |
| 5. | Seal retainer | Stainless steel 304 |
| 6. | Bottom seal | EPDM rubber |
| 7. | Bottom seal retainer | Stainless steel 304 |
| 8. | Frame guide | Stainless steel 304 |
| 9. | Stem | Stainless steel 303 |
| 10. | Stem nut | Bronze |
| 11. | Yoke | Stainless steel 304 |
Standards
- Designed according to DIN 19569-4
