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Electric actuator LINAK

Linak’s electric actuator is a compact maintenance free unit for on/off operations with a speed 7-11 mm/sec. It is available as standard in a 24 V DC version but it can also work on 230 V AC or 120 V AC if it is supplied with a control unit/transformer. The actuator unit features a solid stainless steel structure holding the actuator in excactly correct position during operation. It can be supplied on Stafsjö’s WB11, WB14, WB14E and MV knife gate valves from DN 50 (2”) up to DN 300 (12”).

Actuator unit
Type: LA36
Protection Class: IP66
CE: Yes
Speed:  7-11 mm/s
Supply voltage: 24 V DC
Intermedient: max. 5% (1 min. drive and 19 min. rest)
Ambient operating temperature -30°C to +65°C
Load: Push/ 10000 N / Pull 10000 N
Self Lock: 13000 N
Mechanical overload protection through integrated slip clutch
Manual hand crank
Body in aluminum
Piston in stainless steel AISI 304
Valve adapter and assembly parts in stainless steel AISI 304

Control units
The Linak actuator can be supplied with three different control units/tranformers, all to be operated manually directly on the unit or remote operated via a cable of which two is available with push buttons for open/stop/close. An external battery back-up WCU-UPS can as option be connected to the WCU to ensure an always fully operational valve unit in case of failure in the main power supply. Further information on these is available in the product data sheet.


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