6″ 3-Phase NBS6
3-phase 6″ submersible motors for use in wells with diameters equal to or greater than 6″.
Brochure and Leaflet
Announcement
Advantages
- Stator in oil
- Cable material compliant with drinking water standards (KTW)
- Sand protection and mechanical seal to allow for optimal operation even in the presence of sand in the well designed to ensure excellent efficiency and low operating costs
- All motors are pre-filled with liquid and 100 % tested
Standard Motors
- Power range: 4.0 – 30 kW
- Flange: 6″ NEMA
- Protection rating: IP68
- Number of starts per hour: max. 20
- Vertical installation (all ratings) and horizontal installation (up to 11 kW prior to application assessment and approval by Coverco).
- Rated voltage: 220-230 V/50 Hz; 380-415 V/50 Hz; 460 V/60 Hz
- Voltage tolerance: 44 0V – 342 V
- Cable dimensions: 4 mm² and 8.3 mm²
- Motor protection: thermal relays in compliance with EN 60947-4-1, trip class 10 or 10A, trip time < 10 s. at 5 x IN
- Insulation class: F
- Cooling flow rate: min. 16 cm/sec. (30 kW min. 0.5 m/sec.)
- Motors are complete with 4 m subm. removable cable
- Thrust load: 10000 and 20000 N