Ключевые слова: circuit breaker, circuit functionality, control systems, current measurement, distribution board, electrical circuits, electrical components, electrical engineering, electrical equipment, electrical safety, electrical systems, electrical troubleshooting, energy distribution, engineer, engineering principles, fault diagnosis, high voltage, inspection, load balancing, main power distribution board, maintenance, power distribution, power management, power monitoring, power supply, safety inspection, socket connections, technical inspection, testing equipment, voltage levels, wiring systems,