Electrical safety testing that all connections are sound. Live testing Earth fault loop impedance testing: this test is to check that if a fault did occur, that the system meets requirements to cause a disconnection of the supply within the time limit specified RCD testing: on modern electrical systems RCD’s and RCBO’s are regularly fitted, these devices react to electricity missing from the circuit or installation such as when a person is receiving an electric shock as the electricity passes through his body to the ground (earth). The competent person will then issue an Electrical Installation Condition Report (EICR) also known as Periodic
Name of Mexico to the formation of the Mexican Republic which formally is known as the United Mexican States. Complications arose with the capital's former colloquial and semi-official name "Ciudad de Mexico, Distrito Federal (Mexico, D.F.)", which appears on postal addresses and is frequently cited in the media, thus creating a duplication whereas the shortened name was "Mexico, D.F., Mexico". Legally, the name was Distrito Federal (Federal District or District of the Federation). This ended with the change in statute of Mexico City into a state in 2016. Today it is officially called "Ciudad de México, México" abbreviated CDMX, Mexico. The official name