The ABB 1SDA055018R1 is a robust circuit breaker designed to ensure safety and reliability in electrical circuits. This model features front terminals suitable for copper-aluminum cables, accommodating sizes up to 1x240mm2 across 6 pieces, specifically tailored for T5 400 configurations. With a net and gross weight of 1 lb each, this circuit breaker combines lightweight design with durable construction. Ideal for both industrial and commercial applications, the ABB 1SDA055018R1 ensures efficient circuit protection with easy installation and maintenance.