FLIR i3 User Manual page 119

17 – Introduction to thermographic inspections of electrical installations
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Figure 17.17 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).
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Publ. No. T559580 Rev. a486 – ENGLISH (EN) – November 17, 2010