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| ACTUATOR |  
| Spring Return Type Engineering Plastic Pneumatic Actuator. |  
| Cylinder Cover, Body & Piston | Glass Filled Polyamide. |  
| Pilot Pressure | 3.5 to 6 bar air or non-corrosive gas. |  
| Solenoid Mounting | Valve has built in Namur mounting interface, any standard Namur Solenoid valve can be fitted. |  
| Valve actuator Open or Close indicator incorporated as standard. |  
|  |  
| OPTIONAL FEATURES |  
|  | Valves are supplied in 'Normally Closed' condition with Single Acting, Spring Return Actuator. Optional: Normally Open construction, Double Acting Actuator. |  
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| ACCESSORIES |  
|  | Valve travel indicator with limit switches and LED, Proximity switch sensor, stroke limiting mechanism, manual override in lieu of some accessories, Namur 3-way and 4-way solenoid valves. |  |  |  | 
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| SPECIFICATION TABLE | 
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| Catalogue Number | Size | Actuator | Actuator Signal Pressure
 | Working Pressure in bar
 | Weight in Kgs.
 (Approx.)
 |  
| Normally Closed
 | Normally Open
 | inch | mm | Model | bar | Diaphragm material EPDM or any other
 synthetic material
 | Diaphragm material PTFE+EPDM
 |  
| 5815M255 | 5818M255 | 1 | 25 | K-82 | 3.5 to 6 | 10 | 8 | 3.750 |  
| 5815M405 | 5818M405 | 1 1/2 | 40 | K-122 | 3.5 to 6 | 10 | 8 | 9.400 |  
| 5815M505 | 5818M505 | 2 | 50 | K-123 | 3.5 to 6 | 8 | 6 | 11.500 |  | 
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| DIMENSIONS IN (MM) |  
| 
| Catalogue Number | Plastic Actuator
 | ØA | T | F | ØB | C | ØK | ØM | N | R | ØV | Approx. Kv.
 | Max. Pilot Pc to
 Actuator
 |  
| Normally Closed
 | Normally Open
 | K-XXX | mm | mm | mm | mm | mm | mm | mm | Nos | mm | mm | M³/hr. | bar |  
| 5815M255 | 5818M255 | K82 | 25 | 13 | 146 | 100 | 190 | 16 | 79 | 4 | 61 | 108 | 22 | 6 |  
| 5815M405 | 5818M405 | K122 | 40 | 16 | 172 | 160 | 290 | 16 | 98 | 4 | 87 | 127 | 42 | 6 |  
| 5815M505 | 5818M505 | K123 | 50 | 17 | 200 | 160 | 295 | 19 | 121 | 4 | 87 | 152 | 72 | 6 |  |  
| Note: While asking for offer please clarify following details :-
 Size, end connection, temperature in °C, pressure in bar, name of flowing medium, volume, air pressure available.
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