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- Li-Jin - Model S-500 - Spring Return ...
Li-Jin - Model S-500 -Spring Return Fall-Safe Quarter-Turn Actuator
S series spring return electric actuator provide torque from 50N.m to 260N?m. Enclosure meet specifications of IP67 & NEMA 4X ( Water-proof and dust-proof. ) Finished with dry powder coating.
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- Spring mechanism can drive valve or damper to fail safe position ( clock wise - standard or counter clock-wise- optional ) while the power supply is fail.
- In addition to standard open/close (two-position) control, floating and modulating control are available for option per application requirements.
- Equipped with a buffer to reduce damages caused by water hammer which is resulting from sudden starting or stopping of flow.
- Working temperature:-30? to +65? / -22? to +149?
- Humidity:30% to 95%
- Torque 50 N?m/445 in?lb
- Standard Weight 27 kg/59 lb
- W / Manual Override Weight 37 kg/81 lb
- Mounting Flange(ISO 5211) F07