| 摘要 |
A miniature switchgear device 10, of the type used, for example, in power supply installation boards and consumer units, has a trip function for isolating an installation 52 from an electrical supply 50 depending on an electrical condition of the installation 52. The device 10 has a front face 14 configured to be accessible to a consumer during use. Means 62 are provided for generating a signal indicative of an electrical parameter of the installation 52 during supply of electrical current thereto. Means 16, 68, 70 are further provided for presenting an indication corresponding to the signal to the front face 14 for display to the consumer. |
