ABB S202U-Z2 is a 2-pole miniature circuit breaker from ABB’s System pro M compact family (S200U series) designed for AC use in distribution panels. The two-pole device provides thermal-magnetic overcurrent protection for two conductors, tripping to interrupt the circuit on overload or short circuit. This S202U-Z2 variant carries an order code 2CDS272417R0278, weighs about 0.280 kg per unit, and is typically shipped in packs of five. The model designation S202U-Z2 identifies its two-pole configuration for AC applications within System pro M compact installations.
