ELECTRICITY METER, REMOTE CONTROLLABLE DISCONNECTOR MODULE AND ELECTRICAL INSTALLATION COMPRISING THE ELECTRICITY METER

摘要

An electricity meter (3) for installation in or at a building (100), for measuring the consumption of energy supplied to a customer (A, B) comprises power measuring means (81) for obtaining a measure of power delivered to an electric circuit (16); means (82) for obtaining an amount of electric energy supplied to the electric circuit (16); monitoring means (82) for monitoring whether or not the measure of power delivered to the electric circuit (16) complies with a specified limit; command generating means (82) for generating a disconnection command in response to the measure of power exceeding the specified limit; and transmitter means (6) for transmitting said disconnection command via power line communication over said electric circuit (16) connected to said power output (32) to at least one remote controllable disconnector module (9) arranged in the electric circuit (16, 14).