Siemens SENTRON 3VA1216-5MH32-0DC0 – 160 A MCCB with Starter Protection and Undervoltage Release
It carries a 187 kA breaking capacity at 240 V AC, stepping down to 121 kA at 415 V, 75.6 kA at 440 V, 30 kA at 500 V, and 4.5 kA at 690 V — figures that govern its selectivity and SCCR headroom in a distribution panel.
Current Ratings and Thermal Derating
Above that, derate linearly: 156 A at 55 °C, 151 A at 60 °C, 147 A at 65 °C, and 142 A at 70 °C.
The 3-pole frame mounts via screw terminals onto a backplate or DIN-rail adapter (not included).