The 1019921 is a miniature circuit breaker featuring thermal-magnetic protection with a 1-pole design and a 20A current rating. It is suitable for supplementary protection against overloads and short circuits in accordance with UL 1077 standards. Equipped with Snap-Action technology, it reduces wear and tear on internal contacts, enhancing durability. The breaker is designed for DIN rail mounting and supports operation at up to 277 V AC and 60 V DC. Its compact form factor and reliable performance make it ideal for various electrical protection applications.
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