The Siemens SENTRON 3VA2225-6KP32-0KH0 is a 3-pole molded case circuit breaker (MCCB) rated for 250 A continuous current at 40 °C, with a symmetrical breaking capacity of 242 kA at 240 V AC. It is designed for line protection and includes a communication function, a shunt trip (STL) auxiliary release, and a trip indicator.
Panel footprint: 105 mm wide, 181 mm tall, 86 mm deep. The 3-pole form factor fits standard MCCB mounting in distribution boards and motor control centers. The shunt trip (STL) allows remote tripping from a pushbutton or safety relay, and the auxiliary switch configuration (2 aux + 1 trip alarm) feeds status back to a PLC or SCADA.