What is the purpose of the limit switch on gravity davits?（）<br>A:To cut off the power when the davits hit the track safety stops<br>B:To stop the davits from going too fast<br>C:To cut off the power when the davits are about 12 inches or more from the track safety stops<br>D:None of the above

What is the purpose of the limit switch on gravity davits?（）
A:To cut off the power when the davits hit the track safety stops
B:To stop the davits from going too fast
C:To cut off the power when the davits are about 12 inches or more from the track safety stops
D:None of the above

出自：海船船员证

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