The 63 A rating holds flat from 40 °C to 50 °C, then derates gradually to 53.55 A at 70 °C, so in a warm panel you still get full current up to 50 °C.
Trip unit and auxiliaries
That means you get status feedback and UVR protection without adding separate modules.
Dimensions are 105 mm wide, 181 mm high, 86 mm deep — standard 3-pole MCCB footprint for a 63 A frame. Maximum power loss is 6.5 W, so heat dissipation inside the enclosure is manageable. The breaker includes a trip indicator and supports communication functions for remote monitoring.
