When shore power is being connected to a ship in drydock, what must be ensured, assuming that the ship's generators are rated at 450 VAC, 60 Hz with a total capacity of 5000 kW?

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Accepted Answer

shore power phase sequence must agree with that of the ship

Answer

exactly 450 volts must be supplied from shore, as no tolerance is permitted

Answer

exactly 60 Hz must be supplied from shore, as no tolerance is permitted

Answer

shore power must be capable of delivering a total of 5000 kW

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