Key Breaker Test Description
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| 图 1 | g01276108 |
该测试测量主要开路器的电压降。 通过测试点 (1) 和测试点 ( 5) 测量电压。 测试点 ( 1) 为正极连接，而测试点 ( 5)为负极连接。
电压降将导致主要开路器的指示灯 点亮。 电压降必须大于 0.75 ± 0.15 伏。 指示灯 点亮指示电量低状态。 所有测试步骤中的故障均会指示。
该故障可能的原因如下：
- 开路器打开
- 开路器因过高电压降而关闭
Caterpillar Information System:
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