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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.
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-510N EX 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 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.
| 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 | 138,4 | 88 | 162 |
| 125 | 56 | 185 | 153 | 495 | 138,4 | 88 | 162 |
| 150 | 56 | 210 | 153 | 495 | 138,4 | 88 | 162 |
| 200 | 60 | 265 | 153 | 495 | 138,4 | 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-510N EX |
| Service Life, years | 10 |
| No. | Part Name | Material |
|---|---|---|
| 1 | Visual Indicator | ABS Plastic / Polycarbonate |
| 2 | Visual Indicator Cover | Polycarbonate |
| 3 | Label | |
| 4 | Cover Screws | Stainless Steel |
| 5 | BKV Cover | Die-Cast Aluminum |
| 6 | Shaft | Stainless Steel |
| 7 | Limit Switches | |
| 8 | Cam (Eccentric) | Polycarbonate |
| 9 | BKV Body | Die-Cast Aluminum |
| 10 | Terminal Block | |
| 11 | Grounding Terminal | Stainless Steel |
| 12 | Hole (Thread) for Cable Entry | |
| 13 | Bracket | Stainless Steel |
Ships within 48 hours · Estimated delivery Jun 21 - Jun 26
US$40
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