Locked-rotor, overload, phase-loss and free-burning motor of high-efficiency and energy-saving water pump
A high-efficiency energy-saving and water pump technology, which is applied in the field of lack of burning motors, high-efficiency energy-saving water pumps, and overload fields. It can solve the problems of large motor damage and easy motor burnout, and achieve the effect of avoiding motor burnout and winding temperature.
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[0023] Such as figure 2 As shown, it is the second embodiment of the present invention, a high-efficiency energy-saving water pump stall, overload, phase loss and non-burning motor, including three-phase windings X, Y, Z with delta connection, and its rated power is less than 7.5 kW, a protector 1 is arranged in series on the windings X, Y, and Z of each phase, and its structure is the same as that of the protector in Embodiment 1.
[0024] Such as image 3 As shown, it is the third embodiment of the present invention, a high-efficiency energy-saving water pump stall, overload, phase loss and non-burning motor, including three-phase windings X, Y, Z with delta connection, and its rated power is less than 7.5 kW, a protector 1 is arranged in series on the two phases of the windings X, Y, and Z of each phase, and its structure is the same as that of the protector in Embodiment 1.
[0025] Such as Figure 4 to Figure 6 As shown, the protector 1 includes a moving contact pie...
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