| Seal materials | |
|---|---|
| Dimensions | |
| Pressure rates | |
| Connections | |
| Certificates | Declaration of Conformity acc. to Annex VII of the Directive 97/23/EG, EURASEC Hygienic Certificate, GOST Certificate, Rostehnadzor Permission |
Praher Butterfly Valve K4 PVDF with Hand Wheel and Position Feedback
- Only sleeve gasket and disc in touch with medium
- Double sealed shaft
- Integrated bracket for fix point mounting
- Variable locking positions 90° ±5° adjustable
- Fixed position of the disc due to self-locking gear mechanism
- Smooth running of gear wheel due to high coefficient worm gear
- Less space needed compared to hand lever
- Gear protection IP67
- Ambient temperature range for gear mechanism -20°C bis +80°C
| d | DN | G | W | J | K | D | C | Z | S | R | P | h | H | E | A | M |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 75 | 65 | 2½" | 90° | 19 | 127-145 | 65 | 133 | 46 | 55 | 25 | 7 | 100 | 285 | 98 | 230 | 114 |
| 90 | 80 | 3" | 45° | 19 | 146-160 | 80 | 176 | 49 | 70 | 30 | 9 | 100 | 292 | 116 | 230 | 114 |
| 110 | 100 | 4" | 45° | 19 | 175-190,5 | 100 | 206 | 56 | 85 | 35 | 9 | 115 | 322 | 146 | 300 | 114 |
| 140 | 125 | 5" | 45° | 23 | 209,5-216 | 125 | 234,5 | 64 | 100 | 45 | 9 | 130 | 358 | 170 | 300 | 114 |
| 160 | 150 | 6" | 45° | 23 | 234,5-241,3 | 150 | 261 | 70 | 110 | 45 | 9 | 147,5 | 396 | 196 | 386 | 150 |
| 225 | 200 | 8" | 45° | 23 | 290-298,5 | 200 | 314 | 71 | 145 | 40 | 9 | 175 | 458 | 251 | 386 | 150 |
