Typically 4-6 hours (depending on the gear and size of facility) for an electrical inspection (the most popular commercial infrared application). Obviously every facility is different, and every scan is unique. The actual process of the scanning is very short (it is similar to filming something with a video camera). Once the panels or area to be scanned is accessible, it only takes seconds to capture it.
Accessing the actual components or objects to be scanned is where the majority of the time is spent. Many components are encased in metal panels or cabinets which may require disassembly or removal to allow the thermographer a clear view of the items of interest. In order to maximize impact and minimize exposure to inadvertent system damage, thermographers tend to evaluate and shoot the most critical gear first. This keeps the process manageable and effective.
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