Ambient temperature<br>Test current: DC 100A<br>Measuring point: between terminals of each pole<br>The difference between the resistance values measured in two tests shall not exceed 20%<br>Measuring current<br>Measuring point<br>Before mechanical operation test, before temperature rise test<br>Before mechanical operation test and after temperature rise test<br>Resistance difference<br>test result<br>A-phase main circuit (from busbar overlap to outgoing terminal)<br>Main circuit of phase B (from busbar overlap to outgoing terminal)<br>Main circuit of phase C (from busbar overlap to outgoing terminal)<br>Required value<br>Measured value<br>Meet the requirements
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