10714303;a3
Figure 28.17 Overheating in a circuit breaker
The overheating of this circuit breaker is most probably caused by bad contact in the
near finger of the contactor. Thus, the far finger carries more current and gets hotter.
The component in the infrared image and in the photo is not the same, however, it is
similar).
Publ. No. T559597 Rev. a554 – ENGLISH (EN) – September 27, 2011 145
28 – Introduction to thermographic inspections of electrical installations
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