Patent ID: 11881741
Assignee: SHENZHEN YIHUI LIGHTING CO., LTD
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 8:
9. An emergency lighting system, comprising load lighting equipment and an emergency lighting circuit, the emergency lighting circuit comprising a charging management apparatus, an emergency battery apparatus, a boost inverter, a power detection apparatus, a power supply switching apparatus and an emergency control apparatus,
the charging management apparatus being connected to an external power source, the emergency battery apparatus and the emergency control apparatus being connected to the charging management apparatus, the emergency battery apparatus being connected to an input terminal of the boost inverter and the power detection apparatus, the power detection apparatus being connected to the emergency control apparatus, a control terminal of the boost inverter being connected to the emergency control apparatus, an output terminal of the boost inverter being connected to the power supply switching apparatus, the power supply switching apparatus being connected to the external power source, the emergency control apparatus being connected to the power supply switching apparatus, the power supply switching apparatus being connected to the load lighting equipment, and the emergency control apparatus being configured to perform emergency lighting start control with the emergency start control method according to claim 1.