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Elephant WBV3434Pf-2W-Fb butterfly valves 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.The peculiarity of the gate valves of this series is the complete covering of the flow part and disk with PTFE material, which makes it possible to exclude the contact of the working medium with the materials of the main parts.
Pneumatic valve Elephant 4V320-10 220V is used to change the direction, start, stop the compressed air flow in the pneumatic system depending on the external control action.
The Elephant APL-210N limit switch unit is an electrical device designed to open and close the working circuit and to visualise the positions of the shut-off body of pipeline valves. In a sealed box, as a rule, there are two mechanical switches designed for voltage up to 250 V, which monitor the position of the actuator stem and signalise extreme positions. They are mounted on top of the actuator surface. In the upper part of the limit switch unit there is a two-coloured visual indicator hemisphere. If the connected pipe fitting is closed, only the red part of the hemisphere labelled CLOSED is visible; if it is open, only the yellow part labelled OPEN is visible. This visual indicator is clearly visible from a distance, which simplifies the inspection of the equipment, and the colour difference between open and closed position reduces the probability of misinterpretation of information. The use of the AFC2000 makes it possible to transmit information on the position of the valve (open/closed) to automated control systems, which increases the reliability of the system as a whole and simplifies diagnostics in case of malfunction detection.
The AFC2000 air treatment unit is designed to clean compressed air from moisture droplets and solid particles, remove condensate, automatically maintain pressure at a preset level, supply lubricant from the tank to the compressed air flow to the pneumatic system elements with a large capacity range from 500 litres/minute to 10,000 litres/minute. The lubricator (oil atomiser) adds oil with a viscosity of 32 mm²/s (=cSt) at 40°C to the pneumatic system for further lubrication of control components - pneumatic cylinders and pneumatic valves.
| Name | Value |
|---|---|
| Nominal pressure PN, bar | 16 |
| Operating temperature, °C | From -10 to 150 |
| Application | Water supply, heating, chemical industry, oil and gas industry, food industry, pulp and paper industry |
| Pipe connection | Flanged |
| Valve type | Rotary disc valve |
| Tightness class | A according to 9544 |
| Control type | Pneumatic drive |
| Country of origin | China |
| DN | L | D | F | L1 | G | X | Y |
| 100 | 52 | 155 | 153 | 495 | 77 | 88 | 162 |
| 125 | 56 | 185 | 153 | 495 | 77 | 88 | 162 |
| 150 | 56 | 210 | 153 | 495 | 77 | 88 | 162 |
| 200 | 60 | 265 | 153 | 495 | 77 | 88 | 162 |

Sketch of rotary disc gate valves Elephant WBV3434Pf-2W-Fb, wafer, body - carbon steel WCB, disk - carbon steel WCB, PTFE
| № | Part Name | Material |
|---|---|---|
| 1 | Body |
DN50÷200 – Carbon steel WCB, lined with PTFE; |
| 2 | Disc | DN50÷200 – Carbon steel WCB, lined with PTFE; DN150÷200 – Carbon steel WCB, lined with PTFE; DN250÷300 – Carbon steel WCB, lined with PFA (enhanced PTFE) |
| 3 | Shaft | DN50÷200 – Stainless steel 2Cr13; DN150÷250 – Stainless steel 2Cr13; DN300 – Steel 45 |
| 4 | Seat seal | PTFE |
| 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 |

| 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 |

| № | 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 |

| Name | Value |
|---|---|
| Type of Pneumatic Distributor | Spool type |
| Model of Pneumatic Distributor | 4V320-10 220V |
| Working Pressure, bar | 1.5 ÷ 8 |
| Supply Voltage, V | 220 V |
| Actuation Frequency, cycles/sec | 5 |
| Name | Value |
|---|---|
| Model of Limit Switch Block | APL-210N |
| Service Life, years | 10 |
| № | Component Name | Material |
|---|---|---|
| 1 | Housing | Cast Aluminum |
| 2 | Indicator Cover | Polyester Plastic |
| 3 | 3D Indicator | ABC Plastic |
| 4 | Cam | Polyester Plastic |
| 5 | Spring | Stainless Steel |
| 6 | Screws | Stainless Steel |
| 7 | Sealing Rings | NBR |
| 8 | Bushing | Bronze |
| 9 | Grounding Terminal | Stainless Steel |
| 10 | Shaft | Stainless Steel |
| Property | Value |
|---|---|
| Working Pressure, bar | 8 |
| Maximum Pressure, bar | 10 |
| Adjustable Pressure Range, bar | 0.5 ÷ 9 |
| Burst Pressure, bar | 15 |
| Air Connection | 1/4" |
| Operating Temperature, °C | -5 to +60 |
| Particle Filtration Size, μm | 40 |
| Oil Viscosity | ISO VG 32 |
| Weight, kg | 0.395 |
| Kit Components | Filter-water separator, pressure regulator, lubricator, bracket |

Sketch of BPV Elephant AFC2000
Ships within 48 hours · Estimated delivery Jun 22 - Jun 27
US$40
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