Engine : Electricity - 1077/1386
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| Suppose a cargo vessel of 1600 gross tons or more is fitted with emergency storage batteries for the purpose of supplying emergency lighting and power. According to 46 CFR, Subchapter J (Electrical Engineering), the capacity of the storage batteries is such that they should be able to successfully power the emergency loads for a period of 18 hours. Beginning with fully charged batteries, what is the minimum allowable voltage of the batteries after the 18 hour discharge period assuming a nominal voltage rating of 24 VDC and operating at rated capacity. |
| A) 16.0 VDC |
| B) 18.8 VDC |
| C) 21.1 VDC |
| D) 22.8 VDC |
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| Comments |
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| chinmoybiswas - 2021-04-30 23:00:10 Registered (1) |
| tank oftankers do notexced |
| TT19455 - 2021-04-30 10:35:29 Expired Member (9) |
| 88% |