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Mainly used for accumulated water discharge of mines and construction sites, and also applicable to remote water delivery, irrigation, fountain and other equipment.The High-head electric submersible pump adopts the three-phase power supply, with small volume and ight weight. If the entire electric pump is required to be submerged in the water, when the pump is started, there is no need of water injection. Such pumps are not restricted by suction stroke, with no need of pump rooms and installation bases, able to be operated at any time, having simple and convenient operation.Adopt the multistage impeller to achieve pressurization, with mechanical seal on the impeller outlet position, own low bearing pressure,avoid the abrasion arisen from mud and sand, and have a long service life.Configure the starting protector. When the electric pumps voltage is too low, under the circumstance of overload or staling. this protectormay automatically cut off the power, so as to play a role of protecting the electric pump.