- PowerPact™ B-frame circuit breaker, offers proven performance, flexibility and reliability. This PowerPact™ molded case circuit breaker feature new innovations such as the patented EverLink™ connections. PowerPact™ B-frame circuit breakers provides economical thermal magnetic circuit protection with a breaking capacity of 25 kA at 220/240 VAC, 50/60 Hz. PowerPact™ B-frame circuit breakers come in 1 to 4-pole unit mount construction also 1 to 3-pole I-Line™ construction. This circuit breaker has a thermal-magnetic trip unit technology with a mechanical service life of 20000 cycles and an electrical service life of 10000 cycles at 440 V. This I-Line™ breaker has a presence of auxiliary contacts green signaling function. The I-Line™ lug can accept an 14 to 2/0 AWG, aluminum/copper. This breaker complies to UL, IEC, CCC, EAC, CSA, NOM standards PowerPact™ B-frame breakers have an operating altitude test condition of 2000 m without derating and a 5000 m with derating. Dimensions for this product are 137 mm H x 81 mm W x 89 mm D and a weight of 1.315 kg. This breaker has a continuous current rating of 80% with an ABC phase connection.