- Edinburgh, UK
"No voltage return" - uses a relay to ensure that if the electricity supply drops and returns, the device does not start back up.No Volt relay. its just a coil/contacts.
Tables saws and larger machinery i would expect, but not seen one on a mitre saw before?
It's a table saw. Mitre saws wouldn't (shouldn't?) need one as they normally have a non-latching switch (so when the power cuts, you let go the trigger).