ABB SACE Emax 2 - UL is for applications in accordance to UL 1066 Standards. E1.2 reaches 1,200A with breaking capacity up to 65kA and short time current of 50kA in width of 400mm. It is the most compact power breaker and it is installable both in horizontal and vertical position. E2.2 offers a rating up to 2,000A best in class for short circuit performance: breaking capacity up to 100kA and a short time current of 85kA. E4.2 enables rating up to 3,200A with a breaking capacity of 200kA and short time currents of 100kA. E6.2 is the top of the range model with ratings of 5,000A, breaking capacity up to 150kA and short time of 100kA.