Transcription of Battery testing guide - Instrumart
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testing guide Why backup batteries are needed Battery types Failure modes Maintenance philosophies Practical Battery testing Frequently asked questions Megger products overviewBattery testing GUIDe3 ContentsWhy backup batteries are needed .. 4 Why test Battery systems .. 4 Why batteries fail .. 4 Battery types .. 5 Lead- acid overview .. 5 Nickel-Cadmium Overview .. 5 Battery construction and nomenclature .. 6 Configurations .. 6 Single post batteries .. 6 Multiple post batteries .. 6 Failure modes .. 7 Lead- acid (flooded) failure modes .. 7 Lead- acid (VrLa) failure modes.
A lead-acid battery is a series of plates connected to top lead connected to posts. If the top lead, posts and intercell connectors are not sufficiently large enough to safely carry the electrons, then overheating may oc-cur (i2R heating) and damage the battery or in the worst cases,
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