| Pneumatic Actuated Ball Valve |
| L3 series |
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Flanged-end 3 way valve for a wide range of pressure and temperature. Excellent seal nature was realized by trunnion structure and seat spring. |
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| Connection | J10K flanged, Full bore | |||
| Material | Stainless | |||
| Valve DN | 25 to 150A | |||
| Maximum Pressure in MPa | 1.0 | |||
| Fluids | Water, Oil, Gas, Steam, Chemicals | |||
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 Body |
 SCS13A |
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 Ball |
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 Seat |
 R-PTFE |
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| Stem Seal | PTFE | ||||||||
| W | Cv |
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DN |
TAO-/TAC- | TAD | TAO TAC |
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| TAD/ TAO&TAC |
ON/OFF | Effected Cv value |
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| 050 | 050 | 224 | 224 | 170/305 | 40 | 20 | |||
| 063 | 063 | 230 | 230 | 204/367 | 100 | 60 | |||
| 063 | 063 | 237 | 237 | 204/367 | 170 | 110 | |||
| 080 | 080 | 282 | 282 | 240/435 | 240 | 150 | |||
| 080 | 080 | 290 | 290 | 260 | 240/435 | 380 | 240 | ||
| 100A | 100 | 100 | 344 | 344 | 330 | 294/530 | 680 | 440 | |
| 125A | 125 | 125 | 385 | 385 | 370 | 366/688 | 1080 | 680 | |
| 150A | 160 | 160 | 456 | 456 | 430 | 446/838 | 1620 | 1030 | |
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NOTE: For R-PTFE seat, solvent or high viscous service, please consult for actuator selection. *H: When using high temp. fluid (over 170°C) , the option for thermal insulation is needed. |
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| Flow Paths (top views of valve) | Outside Drawing |
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 Position1  Position 2 |
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| dividing: Flows from C port to A, B port. | |||
| mixing: Flows from A, B port to C port. | |||
| Pressure / Temperature Rating | |
| ON/OFF | |
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| Control | |
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| Inherent flow characteristic |
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| Product Code |
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type |
TAD | |||||
| Single-acting type |
Reverse operation |
TAO | ||||
| Regular operation |
TAC | |||||
| Option | ||||||
| LB:LS box for open/close signal detection (two-point type) | ||||||
| LC:Electric-pneumatic integrated positioner Limit SW | ||||||
| BS:Speed control with by-pass valve PPS(Double-acting) | ||||||
| EP:Electro-pneumatic positioner | ||||||