BigPatents India

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. (FIG.1)