wow.. not only terrible translation but also terrible OCR.. ah wellhttps://www.nikom.biz/pdf/KSD-9700.pdf said:When the electric appliance is in operation is in operation and produces heat caused
by some troubles and temperature is raised to the rated action temperature of the product,
the bimetallic element produces inner stuess and acts quickly and pushes the movable
contact-head and make the vontact point off and the power supply is rurned off
the electric appliance stop.in this way the thermal protection is made.
When the temperature of electric appliance to be protected is dropped to the rated
reset temperature. The bimetallic element restores to its primary state
and contact point is closed. The electric appliance restores its work