116问答网 > 12V80A的电瓶，逆变为220V400W能放电多长时间

12V80A的电瓶，逆变为220V400W能放电多长时间

2025-03-16 17:38:31
推荐回答（3个）
回答1：

12*80=960VAH=960WH，960/400=2.4小时。再减去逆变器的转换效率按80%计，估计在2小时左右。

回答2：

时间（小时）=电瓶电压（V）*电瓶容量（AH）*80%*70%/用电功率（W）=1.3小时，电瓶用电时间计算公式中，80%表示电瓶只能用掉80%电量，用光电后，电瓶寿命缩短80%，逆变器的效率大约为70%。

回答3：

12x80÷400=2.4小时左右的样子。

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