Patent ID: 9535412
Date: 2017-01-03
CPC Classifications: G05B

Claim:
1. An electrical assembly including a household appliance selectively operable in a demonstration mode or a standard mode, and a power supply device, external to said household appliance adapted to deliver electric power to said household appliance; said household appliance comprising a logic unit adapted to control electrical and/or electronic components of the household appliance, and to cause said household appliance to perform a standard mode or a demonstration mode; and a power supply circuit adapted to be connected to said power supply device or directly to the supply mains, in order to energize said logic unit and said other electrical and/or electronic components of the household appliance, wherein: said household appliance further comprises a detection device adapted to detect if said power supply circuit is connected to said power supply device and to detect if the power supply circuit is connected directly to the supply mains, said logic unit is configured to enable the performing of said demonstration mode if said detection device detects that said power supply circuit is connected to said power supply device, and to enable the performing of said standard mode if said detection device detects that said power supply circuit is connected directly to the supply mains, and said power supply device is electrically connectable to said supply mains and comprises an AC-AC converter with input connections connectable to said supply mains, and output connections connectable to said household appliance, said AC-AC converter being configured so as to convert the alternated electric power and/or current and/or voltage delivered by said supply mains in an alternated electric power and/or current and/or voltage with one or more different electric characteristics.