1SAM550000R1008 ABB Control Manual Motor Protectors

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ABB 1SAM550000R1008 is a Motor Protection Circuit Breaker (MPCB) that features thermal-magnetic motor protection and manual motor starter protector functionalities. It is designed with screw-clamp connections and supports a rated current adjustable between 57A and 75A for 440-480Vac, with a design voltage of 450Vdc. The MPCB operates within an ambient air temperature range of -20 to +70°C and has a storage temperature range of -50 to +80°C. It offers an IP20 degree of protection, has a net width of 165 mm, and includes 3 poles. The rated insulation voltage (Ui) is 690 V, and it is equipped with short circuit protection, phase failure/phase loss, and thermal overload protection functions. This component mounts on DIN rail, supports a control voltage (AC) of 690 V, and is designed for 25,000 operations with a rated power of 25HP (208Vac) to 60HP (440-480Vac). It features a thermal-magnetic adjustable mechanism with a magnetic protection short-circuit pickup current fixed at 975A and thermal protection overload adjustable between 57A and 75A.