Intelligent outdoor high voltage vacuum circuit breaker

r-/Smart outdoor high-voltage vacuum circuit breaker (hereinafter referred to as smart circuit breaker) is used for AC Hertz. The three-phase power system with a voltage of kilovolts is used for breaking and closing the current. It has overload and short-circuit protection functions, quick-break protection functions, fixed time delay protection functions, automatic reclosing functions, and can also be configured with lightning arresters according to user needs. Or isolating switch (i.e. combination of circuit breaker and isolating switch), hereinafter referred to as combined intelligent circuit breaker, etc. This intelligent circuit breaker has its own power supply and can be operated remotely remotely. It is also equipped with interfaces to meet telemetry requirements.