The Siemens SENTRON 3VA2063-5KP32-0JH0 is a 3-pole molded case circuit breaker (MCCB) rated for 63 A continuous current at 40 °C, with the same 63 A rating holding steady all the way up to 70 °C — no derating needed across that span (, –). Interrupting capacity is specified per voltage: 187 kA at 240 V, 121 kA at 415 V and 440 V, 75.6 kA at 500 V, and 3 kA at 690 V (–).
Maximum power loss is 5.4 W.
