Its interrupting capacity reaches 242 kA at 240 V, dropping to 187 kA at 415 V and 440 V, and 121 kA at 500 V — at 690 V it still clears 7.5 kA.
At 55 °C it derates to 375 A, at 60 °C to 350 A, at 65 °C to 325 A, and at 70 °C to 300 A — the maximum operating ambient is 70 °C.
Built-in undervoltage release
The communication function is present, enabling integration with higher-level monitoring systems.
The 138 mm width is the 3-pole footprint; verify the busbar or lug kit spacing matches the existing panel layout if replacing a different MCCB brand.
Maximum power loss is 98.5 W at rated current.