4 inch Shielding permanent magnet brushless submersible motors, pump with professional control system.
The control shows the over-voltage, over-current, water shortage, under-voltage pressure level, the MPPT maximum power point tracking. And automatic protection. Motor soft start.
Suspension centrifugal plastic impeller in the pump ，
Low cost, easy installation and maintenance, etc.
1. Rewind stator coil.
2.Use Food machine oil, safety and environmental protection.
It’s good lubrication for bearing and Mechanical seal.
3.The corrosion resistance of stainless steel shell
5.Curve tolerance according to ISO 9906
6.NEMA pump installation dimensions
1.Maximum water depth is100 meter
2.Suitable for water temperature is below 35 ℃.
3. The maximum sediment concentration is 0.25%.
4.For 4 inch well or more big than it.