Feature of Resilient MCCB, Current Range: 400A to 630A, Electronic Trip Unit (ETU)-LSIG, Overload Setting: 0.4-1.0 In, Short Circuit Setting: 1.5-10 In, Earth Fault Setting: 0.2-0.55 In, Instantaneous Setting: 12 In, Short Circuit Delay: 50-500 ms, Earth Fault Delay: 50-500 ms, Pre Trip Alarm Indication.