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Submersible Motors & Control Boxes
Submersible Motors
—  NPM4 Series
—  NPS6 Series
—  RWK6 Series
—  NRS8 Series
—  NRS10 Series

NPS6 Series

The NPS6 Series rewindable motor for use in wells with diameters equal to or greater than 6”.

FEATURES

  • Completely rewindable
  • Cooling and lubrication by non-toxic fluid 
  • Special coated Cu rotor shaft for longer life 
  • High quality carbon vs SS thrust bearing 
  • High efficiency electrical design (lower operating cost)
  • 6″ NEMA coupling flanges
  • Pressure compensation diaphragm

TECHNICAL DATA

  • Ratings: Three Phase – 2.2kW – 37kW
  • Supply Voltage (Tolerance +6% /-10%):
  • 220V-230V 1 Phase 50Hz
  • 380V-415V 3 Phase 50Hz
  • Degree pf protection: IP68
  • Duty Cycle: S1 Continuous
  • Ambient Temperature: 30°C
  • Rotation: CCW from top
  • Maximum No. of Starts. hour: 20
  • Water pH: 6.5-8
  • Use cooling sleeve for borewell size larger than 200mm 
  • Minimum Cooling flow along the motor: 0.2m/sec 
  • Mounting: Vertical

6″ Rewindable Motor – Performance Data 50Hz [3 Phase]

6" Rewindable Motor - Performance Data 50Hz [3 Phase]
Motor Type

PN

Thrust

F[N]

Un

nN

IN

 I max

II

 h [%] at % load Cos f [PF] at % load

TN

TA

 Length Weight
HP kW [v] [RPM] [A] [A] [A] 50 75 100 50 75 100 [Nm] [Nm] mm kg
NPS6 750T 7.5 5.5 15500 380 2850 13 14.2 52.7 77 79 80 0.70 0.77 0.83 18.4 33.2 32.7 49
415 2860 12.7 13.8 51.1 77 78 79 0.70 0.79 0.81 18.1 32.7
NPS6 1000T 10 7.5 15500 380 2850 18 18.5 68.9 78 80 81 0.69 0.76 0.82 25.1 45.3 675 55
415 2860 17.5 18.1 65 77 79 80 0.69 0.75 0.81 24.7 44.6
NPS6 1250T 12.5 9.3 15500 280 2850 21.3 23.2 86.3 78 80 81 0.65 0.73 0.81 31.2 56.1 705 58
415 2860 21 22.3 81 77 79 80 0.63 0.72 0.80 30.9 55.8
NPS6 1500T 15 11 15500 380 2850 26 28.3 105.3 79 81 82 0.70 0.76 0.82 36.9 66.4 858 71
415 2860 25.2 27.5 98 78 80 81 0.68 0.75 0.81 36.3 65.5
NPS6 1750T 17.5 13 15500 380 2850 26.5 28.9 107.3 79 81 82 0.64 0.73 0.81 43.6 78.5 908 76
415 2860 24.8 27 130 78 80 81 0.63 0.71 0.79 42.7 77.1
NPS6 2000T 20 15 15500 380 2850 33.8 36.8 136.9 79 81 82 0.72 0.78 0.83 50.3 90.5 939 79
415 2860 33 36 133.7 78 80 81 0.69 0.75 0.81 49.3 89
NPS6 2500T 25 18.5 15500 380 2850 40.5 42.5 164 79 82 83 0.70 0.77 0.83 62 111.6 1008 988
415 2860 40 42.7 164.8 78 81 82 0.68 0.74 0.81 61.1 110.3
NPS6 3000T 30 22.5 15500 380 2850 47.6 50 192.8 80 82 83 0.72 0.78 0.84 75.4 135.8 1078 95
415 2860 46.7 49 189.1 79 80 81 0.68 0.75 0.81 72.2 130.3
NPS6 3500T 35 26 15500 380 2850 57.5 60.4 268 83 84 83 0.79 0.79 0.86 86 120.4 1094 88
415 2860 56.5 59.3 268 81 81 82 0.66 0.76 0.84 85.3 153.9
NPS6 4000T 40 30 27500 380 2850 66.4 69.1 328 82 84 83 0.67 0.78 0.84 98.8 135 1210 104.3
415 2860 65 67.6 328 81 81 82 0.65 0.76 0.82 98.2 177.2
NPS6 5000T 50 37 27500 380 2850 82 85.3 409 83 84 83 0.67 0.78 0.85 122.1 192.8 1275 110
415 2860 81.2 84.4 409 81 83 82 0.65 0.75 0.82 121.3 218.9

 

6″ Rewindable Motor – Performance Data 50Hz [3 Phase]

6" Rewindable Motor - Performance Data 50Hz [3 Phase]
Motor Type

PN

Thrust

F[N]

Un

nN

IN

 I max

II

 h [%] at % load Cos f [PF] at % load

TN

TA

 Length Weight
HP kW [v] [RPM] [A] [A] [A] 50 75 100 50 75 100 [Nm] [Nm] mm kg
NPS6 750T 7.5 5.5 15500 380 2850 13 14.2 52.7 77 79 80 0.70 0.77 0.83 18.4 33.2 32.7 49
415 2860 12.7 13.8 51.1 77 78 79 0.70 0.79 0.81 18.1 32.7
NPS6 1000T 10 7.5 15500 380 2850 18 18.5 68.9 78 80 81 0.69 0.76 0.82 25.1 45.3 675 55
415 2860 17.5 18.1 65 77 79 80 0.69 0.75 0.81 24.7 44.6
NPS6 1250T 12.5 9.3 15500 280 2850 21.3 23.2 86.3 78 80 81 0.65 0.73 0.81 31.2 56.1 705 58
415 2860 21 22.3 81 77 79 80 0.63 0.72 0.80 30.9 55.8
NPS6 1500T 15 11 15500 380 2850 26 28.3 105.3 79 81 82 0.70 0.76 0.82 36.9 66.4 858 71
415 2860 25.2 27.5 98 78 80 81 0.68 0.75 0.81 36.3 65.5
NPS6 1750T 17.5 13 15500 380 2850 26.5 28.9 107.3 79 81 82 0.64 0.73 0.81 43.6 78.5 908 76
415 2860 24.8 27 130 78 80 81 0.63 0.71 0.79 42.7 77.1
NPS6 2000T 20 15 15500 380 2850 33.8 36.8 136.9 79 81 82 0.72 0.78 0.83 50.3 90.5 939 79
415 2860 33 36 133.7 78 80 81 0.69 0.75 0.81 49.3 89
NPS6 2500T 25 18.5 15500 380 2850 40.5 42.5 164 79 82 83 0.70 0.77 0.83 62 111.6 1008 988
415 2860 40 42.7 164.8 78 81 82 0.68 0.74 0.81 61.1 110.3
NPS6 3000T 30 22.5 15500 380 2850 47.6 50 192.8 80 82 83 0.72 0.78 0.84 75.4 135.8 1078 95
415 2860 46.7 49 189.1 79 80 81 0.68 0.75 0.81 72.2 130.3
NPS6 3500T 35 26 15500 380 2850 57.5 60.4 268 83 84 83 0.79 0.79 0.86 86 120.4 1094 88
415 2860 56.5 59.3 268 81 81 82 0.66 0.76 0.84 85.3 153.9
NPS6 4000T 40 30 27500 380 2850 66.4 69.1 328 82 84 83 0.67 0.78 0.84 98.8 135 1210 104.3
415 2860 65 67.6 328 81 81 82 0.65 0.76 0.82 98.2 177.2
NPS6 5000T 50 37 27500 380 2850 82 85.3 409 83 84 83 0.67 0.78 0.85 122.1 192.8 1275 110
415 2860 81.2 84.4 409 81 83 82 0.65 0.75 0.82 121.3 218.9