Mcb exam prep - Study guides, Class notes & Summaries

EWRB theory prep – MCBs Exam Questions With All Correct Answers types of MCB trips - Answer-thermal magnetic /.thermal tripping - Answer-bi-metal strip, used for overload currents protection /.magnetic tripping - Answer-magnetic inductor, used for short circuit protection /.reset procedure - Answer-reset to OFF reset to ON /.arc containment includes - Answer-horns carry current to chute, allow arc to jump out arc chute lengthens distance for arc to travel oil suppresses arc ...

EWRB theory prep – MCBs EXAM well updated 2024 with questions and correct answers circuit breaker purpose - CORRECT ANSWERdetect SC/OL and break contact on fault detection at short circuit, PSCC fault occurs, what operating mechanism is used - CORRECT ANSWERmagnetic field two operating mech. of MCB is - CORRECT ANSWERmagnetic and thermal bedroom lighting MCB - CORRECT ANSWER16C for bedroom lighting powerpoints MCB - CORRECT ANSWER32/20C for powerpoints and appliances, e.g....