4" Submersible Water Filled Rewindable Motors - W4A-30T

Brand	Unbranded
Manufacturer	C.R.I Pumps
Model Number	W4A-30T

4" Submersible Water Filled Rewindable Motors
Description
Motor power in kW
3
C.R.I. "W series" motors are deep well / bore hole rewindable submersible type, pre-filled with water, which acts as coolant and lubricant. These motors are available in single phase and three phase power supply. All single phase motors are thermally protected . Rotors are supported with bush and thrust bearings to withstand maximum axial and radial thrust loads. All mounting dimensions are in accordance with NEMA standards.
Specification
Nominal Diameter
4"
Series
Water Filled Rewindable Submersible Motors
Power Range kW
Single Phase : 0.37 2.2kW, Three Phase : 0.37 7.5kW ,* Single phase motors are thermally protected.
Speed
2900 rpm
Versions
Single Phase : 230V 50Hz, Three Phase : 380V -415V, 50Hz
Method of Starting
Single Phase Capacitor Star Capacitor Run (CSCR), Three Phase Direct On Line(DOL).
Maximum Down Thrust Load
0.37 1.5kW 3000N, 2.2 7.5 kW 6500N
Type of Duty
S1 (Continuous)
Degree of Protection
IP 58
Class of Insulation
Y
Max.Temperature of Liquid
30?C
Minimum Cooling Flow Along the Motor
0.5 m/sec
Starts per Hour
Single Phase 20 Times, Three Phase 12 Times
Available M.O.C
Type A & N
Features
High efficiency
Water lubricated rewindable motor
Thermal protection in single phase motors
Extremely hardwearing and water lubricated bearings
Corrosion resistant stainless steel motor body
Can be easily dismantled and repaired
Application
Residence
Agriculture
Gardens
Sprinkler systems
Fountains
Building services