Abstract
An electronic lock assembly according to the invention includes a capacitor unit for storing secondary power, a test circuit for testing the capacitor unit. The test circuit is arranged to connect a test load to the capacitor unit for testing its condition, and to measure the voltage of the capacitor unit before connecting the test load, slightly after connecting the test load, and slightly before disconnecting the test load.
Original language | English |
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Patent number | US2018340351 A1 |
IPC | H02J 7/ 00 |
Priority date | 23/05/18 |
Filing date | 23/05/18 |
Publication status | Published - 29 Nov 2018 |
MoE publication type | Not Eligible |