Electric winch for water gate (water gate hoist) is using for open and close watergate in waterpower station or dam on river, there are single drum and double drum electric winch for choice, the single drum electric winch has one lifting point, the double drum electric winch has two lifting points, and double drum electric winch has single motor drive or double motors drive two types.
   Water gate hoist is light duty class electric winch, the ducy calss is M3 or M4, the lifting capacity from 5ton to 200ton, the lifting height from 3m to 20m.