Use of a high-precision labyrinth structure for high sealing performance will make it possible to suppress the infiltration of dust from the exterior and scattering of oil, contributing to environmental improvements.
Also, since it has a non-contact structure, power loss can be prevented and wear on the shaft will not occur.
Rotating, but water does not come out. Discharge quantity is not enogh to specified capacity.
Over load (Overcurrent) occurs.
Excessive water leakage from stuffing box
Electric motor does not work well with noise.
Water comes out at first, but it doesn't come out soon.