Germany sunshine long battery life, reduce failure rate, UPS power supply system is more and more important significance.
长德国阳光蓄电池的使用寿命，降低UPS供电系统故障率，有着越来越重要的意义。
The abnormal failure of battery which works as the backup power supply for DC system when ac power failure occurs, will affect the safe operations of DC system seriously.
蓄电池作为直流系统交流停电时的后备电源，其非正常失效严重影响了直流系统的安全运行。
As backup power supply of the DC system, the residual capacity of battery effected safe operation of DC system directly when ac power failure occurs.
蓄电池作为直流系统交流停电时的后备电源，其剩余容量直接影响了直流系统的安全运行。
When the power supply is normal, the utility model can make lighting and charging at the same time; and in power failure, the battery will offer the power.
当市电供电正常时本实用新型可边照明边充电，停电时即由蓄电池供电。
When the power supply is normal, the utility model can make lighting and charging at the same time; and in power failure, the battery will offer the power.
当市电供电正常时本实用新型可边照明边充电，停电时即由蓄电池供电。
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