Siemens 5SX22D3 circuit breaker is a two-pole, DIN-rail mounted protective device from the Siemens 5SX family. It is specified for 400 V systems and has a maximum voltage rating of up to 480 V AC, making it suitable for use in industrial control panels and distribution boards. The model number 5SX22D3 uniquely identifies this unit within Siemens' modular mounting lineup for reliable, compact two-pole overcurrent protection.
