Under normal operation, temperature rises must not exceed specified limits in Table 6 (e.g., for terminals, busbars, and internal components). This prevents fire hazards and insulation degradation.
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By providing a comprehensive overview of the IEC 61439-1 standard, this feature aims to help users understand the importance of this standard and its relevance to the design, construction, and testing of low-voltage switchgear and controlgear assemblies. Under normal operation, temperature rises must not exceed
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