OVERLOAD PROTECTION DEVICE, AND THERMOMAGNETIC ADJUSTABLE RELEASE FOR BREAKER COMPRISING SAME

摘要

An overload protection device, comprising: a first heating band (i.e. terminal), a second heating band, a bimetallic strip, and a litzendraht wire; the lower part of the first heating band is mechanically connected to the lower part of the bimetallic strip; and the two ends of the litzendraht wire are respectively and mechanically connected to the upper part of the second heating band and the upper part of the bimetallic strip.