The 1019947 is a thermal-magnetic miniature circuit breaker designed for supplementary protection applications in accordance with UL 1077 standards. It features a 2-position switch for easy operation and provides reliable overload and short-circuit protection. With a current rating of 40A and a voltage rating of 277 VAC (AC) and 125 V DC, it is suitable for use in various electrical systems. The device is mounted on a DIN rail and includes a lever for manual operation. Its cross-section compatibility ranges from 1 mm² to 35 mm² (AWG 18-2), and it has a width of approximately 35.3 mm.
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