HVG INDUSTRIAL VALVES 0036: Pneumatic/Electric ellipse butterfly valve
Advantage: compact structure, small size and light, small friction resistance, small return difference, stable motion
Application: used to large caliber, large flow, low pressure difference and normal leakage requirement.
| Nominal dimension (mm) | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | |
| Flow coefficient (Kv) | 90o | 320 | 560 | 900 | 1280 | 2300 | 3500 | 5200 | 6800 | 9000 | 11000 | 14000 |
| 60o | 150 | 265 | 420 | 585 | 1010 | 1630 | 2400 | 3200 | 4200 | 5300 | 6500 | |
| Nominal dimension (mm) | 600 | 700 | 800 | 900 | 1000 | 1200 | 1400 | 1500 | – | – | – | |
| Flow coefficient (Kv) | 90o | 20500 | 28000 | 36400 | 46000 | 57000 | 81000 | 105000 | 425000 | – | – | – |
| 60o | 9300 | 12600 | 16500 | 20900 | 25000 | 35700 | 45550 | 55500 | – | – | – | |
| Rated travel | Regulating type: 60o, two position: 90o | |||||||||||
| Flow characteristics | Equal percentage | |||||||||||
| Nominal pressure | 0.6, 1.0, 1.6MPa | |||||||||||
| Rangeability | 30:1 | |||||||||||
| Product model | Pneumatic | ZSRWA (GIX, AL etc pneumatic piston actuator) | ||||||||||
| Electric | ZDRWA (UNIC, PSQ, HQ, DHL etc electric actuator) | |||||||||||
| Action type | Pneumatic: pneumatic to open or close; Electric: electric to open or close | |||||||||||
| Flange standard | JB78-59, JB79-59, JB/T79.1-94, JB/T79.2-94, ANSI, JIS, DIN | |||||||||||
