Description
Butterfly valves DNOVA are designed for use as shut-off or regulating valves for flow control in heat supply systems, water supply systems, in technological processes of food, chemical, oil and gas, pulp and paper and other industries.
Pneumatic valve DNOVA 4V320-08 220V is used to change direction, start, stop compressed air flows in a pneumatic system depending on external control action.
Technical parameters of water butterfly valve with triple eccentricity DNOVA WBV3EX-3431M-1W-F-ISO, flanged, body - carbon steel WCB, disk - stainless steel 304, METAL, with pneumatic actuator PA-DA-105-1, with pneumatic distributor 4V320-10 220V:
|
Parameter |
Value |
|
Nominal pressure PN, bar |
25 |
|
Working medium temperature, °C |
From -45 to 425 |
|
Application |
Water supply, heat supply, technological pipelines |
|
Connection to pipeline |
Flanged |
|
Type of valve |
Rotary disc |
|
Type of control |
Pneumatic actuator |
|
Country of manufacture |
China |
Dimensions and sizes of water butterfly valve with triple eccentricity DNOVA WBV3EX-3431M-1W-F-ISO, flanged, body - carbon steel WCB, disk - stainless steel 304, METAL, with pneumatic actuator PA-DA-105-1, with pneumatic distributor 4V320-10 220V:
| DN, mm | L, mm | D, mm | F, mm | L1, mm |
| 65 | 112 | 180 | 153 | 495 |
| 80 | 114 | 195 | 153 | 495 |
| 100 | 127 | 230 | 153 | 495 |
Table of parts and materials of water butterfly valve DNOVA WBV3432P-2W-Fb-H Du40-125 Ru16, body - carbon steel WCB, disk - stainless steel 316L, seal - PTFE, with pneumatic drive PA-DA-105-1, with pneumatic distributor 4V320-08 220V , ATU AFC2000:
|
№ |
Part name |
Material |
|
1 |
Body |
Steel WCB |
|
2 |
Disc |
Stainless steel 304 |
|
3 |
Stem |
Stainless steel 304 |
|
4 |
Seat seal |
Metal (D507 hardfacing) + graphite |
|
5 |
Gland seal |
Stainless steel 304 + graphite |
Technical parameters of pneumatic actuator PA-DA-105-1:
| Type of pneumatic actuator | double-acting |
| Control pressure, bar | 2 ÷ 8 |
| Operating temperature, °C | -20 to +80 |
| Visual position indicator | open / closed |
| Manual control | handwheel |
| Swivel angle, ° | 90 ± 5 |
| Top connection standard | NAMUR |
| Air connection standard | NAMUR |
| Air supply connection thread | G 1/4ʺ |
| ISO flange type | F07/F10 |
| Stem square, mm | 22x22 |
| Weight, kg | 9 |
| Average life, cycles closed/open | 300 000 |
Pneumatic actuator PA-DA-105-1
Dimensions and dimensions of the pneumatic actuator PA-DA-105-1:
| A, mm | 495 |
| A1, mm | 461.5 |
| B, mm | 133 |
| C, mm | 109.5 |
| D, mm | 153 |
| E, mm | 57.5 |
| F, mm | 64 |
| G, mm | 26 |
| H, mm | 80 |
| I, mm | 30 |
| N, mm | 22 |
| W, mm | 200 |
| J, mm | 102 |
| K, mm | 70 |
| L, mm | M10x16 |
| M, mm | M8x13 |
| O, mm | 4 |
| P, mm | 4 |
| S, mm | M6 |
| T, mm | 24 |
| U, mm | 32 |
Sketch of dimensions and dimensions of pneumatic actuator PA-DA-105-1
PA-DA-105-1 air actuator parts and materials table:
| № | Part name | Material |
| 1 | Indicator screw | ABS (plastic) |
| 2 | Position indicator | ABS (plastic) |
| 3 | Spring clip | Stainless steel 304 |
| 4 | Washer | Stainless steel 304 |
| 5 | External washer | Engineering plastic |
| 6 | Adjustment screw | Stainless steel 304 |
| 7 | Nut | Stainless steel 304 |
| 8 | Washer | Stainless steel 304 |
| 9 | Body | Extruded aluminum alloy |
| 10 | Piston | Die cast aluminum alloy |
| 11 | Piston O-ring | NBR |
| 12 | Bearing group | Engineering plastic |
| 13 | End cap O-ring | NBR |
| 14 | End cap | Die cast aluminum alloy coated with polyester paint |
| 15 | Fixing screw | Stainless steel 304 |
| 16 | Internal washer | Engineering plastic |
| 17 | Sealing ring | NBR |
| 18 | Bearing | Engineering plastic |
| 19 | Retainer | Alloy steel |
| 20 | Gear | Alloy steel |
| 21 | Bearing | Engineering plastic |
| 22 | Sealing ring | NBR |
Parts and material sketch of the PA-DA-105-1 pneumatic actuator
Technical parameters of pneumatic valve DNOVA 4V320-10 220V:
|
Parameter |
Value |
|
Type of pneumatic distributor |
Spool valve |
|
Model of pneumatic distributor |
4V320-10 220V |
|
Operating pressure, bar |
1.5 ÷ 8 |
|
Supply voltage, V |
220V |
|
Operating frequency, cycles/sec |
5 |
Specifications
Delivery
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