The 1020078 is a thermal-magnetic miniature circuit breaker designed for supplementary overcurrent protection in electrical systems. It features a 2-pole configuration with a current rating of 40A and a voltage rating of up to 277VAC and 125VDC. Utilizing snap-action technology, the TMC 7 series eliminates contact welding and reduces wear on internal contacts, ensuring reliable operation. Suitable for DIN rail mounting, it complies with UL 1077 standards and is ideal for safeguarding devices against overloads and short circuits in various applications.
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