What is used to dewater the generator room if an installed eductor is not available?

The use of a submersible pump is appropriate for dewatering a generator room when an eductor is not available. Submersible pumps are designed to operate while fully submerged in the fluid being pumped, making them efficient for removing water from confined spaces such as generator rooms. They can handle significant volumes of water and are capable of managing various depths, making them particularly effective for quickly reducing water levels.

Hand pumps, while useful in certain situations, may not be as efficient for larger volumes of water, as they require manual operation and could be slower. Gravity drains rely on a slope that allows water to flow away naturally, which may not be feasible in all layouts of generator rooms. Pneumatic pumps, although useful for some applications, can be less effective than submersible pumps in terms of volume and speed in a typical dewatering scenario. The submersible pump stands out for its efficiency and effectiveness in this particular application.