Patent ID: 7321302

Claim:
Central test system for emergency lighting comprising a set of emergency light units or emergency lamps (L 1 -L 13 ) and at least one remote control unit (CU) which is provided for sending and receiving signals to/from said emergency light units (L 1 -L 13 ) for carrying out functionality tests of said light units (L 1 -L 13 ), said emergency light units (L 1 -L 13 ) being also able to carry out diagnostic tests either automatically or due to commands sent by said remote control unit (CU), wherein each of said emergency light units (L 1 -L 13 ) has a radio frequency transmitter-receiver (MR), which is able to communicate to each other emergency light units (L 1 -L 13 ) and to the remote control unit (CU) via radio signals, also using said emergency light units (L 1 -L 13 ) as signal repeaters characterized in that each of said emergency light units (L 1 -L 13 ), each of said emergency light units having at least one lamp (AI) and a battery (AB) is connected to a retrofit kit, which is connected to the AC mains input energizing the kit and which contains means for implementing the emergency lighting function, the diagnosis function and the radio frequency communication function, said kit being completely programmable via said radio frequency transmitter-receiver (MR) and said kit also being connected via radio means to said remote control unit (CU).