Fountain pump electrical installation should pay attention to what needs?
1, three-phase fountain pump cable selection of three-phase four-core, one of the yellow-green and white core wire to ground, to a reliable grounding. If there is no fixed ground, you can use 1.5 meters long metal rod buried in the wet soil as a ground, the other three front connected to the three-phase power supply can be.
2, the power supply voltage fluctuation range of ± 10% of the additional voltage, or will shorten the motor life or burn out. If the fountain pump to use away from the power source, you should bold the power transmission line useful section, or will not work.
3, wire connection and wire selection, please read the instruction manual, in accordance with the requirements of manufacturers to purchase, to ensure that the fountain pump work.
4, in the installation process have doubts, please contact the manufacturer as soon as possible to help solve the problem.
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