| 摘要 |
A universal trip unit for use with a circuit breaker apparatus is provided and includes a communication unit configured to communicate with a personality module of the circuit breaker apparatus and to thereby receive key breaker personality parameters that relate to operational characteristics of the circuit breaker apparatus, and a controller. The controller includes a memory on which a universal register, previously stored key parameters and the received key breaker personality parameters are stored, the controller being configured to control the communication unit to receive the key breaker personality parameters in accordance with information determined from the universal register, and components to execute trip protection when at least one of a current and a voltage Within the circuit breaker apparatus exceeds a respective predetermined threshold as defined by the previously stored key parameters and the received key breaker personality parameters.
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