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Brushless Motor (.40 two storoke/ .70 four stroke)

This is the .40 Brushless Electric Motor from O.S. Motors.

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Rs. 7,150.00 tax excl.

Rs. 7,150.00 per Motor

OSMG9540

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FEATURES:

For airplanes using a .40 - .50 size 2-stroke engine or 4-stroke .70 Engine .Centrifugal fan design with angled ventilation holes draws air through the motor and across the windings and magnets for improved cooling.

INCLUDES:

.40 Brushless Electric Motor with Backplate

four Phillips Head

Mounting Screws, 4mm Gold Plated Male Plugs attached to leads

three 4mm Female Plugs with Shrink Wrap

Prop Adapter and

Instruction Sheet

REQUIRES:

90A brushless ESC                                                   
                                                                              
SPECS:

Rated Power: 1110W

Rated Voltage: 18.5 - 22.2V

Rated Current: 50 - 60A

Maximum Current (10 sec): 90A

No Load Current: 1.5A

Phase Resistance: 23.0 miliohms

Maximum Efficiency: 85%

kV: 490

Poles: 14

Shaft Diameter: 0.20" (5mm)

Shaft Length: 0.45" (11.5mm)

Weight: 12.3oz (350g)

Lead Wire Length: 4.3" (110mm)

Length of Motor Can to Backplate: 2.1" (52.5mm)

Diameter of Motor Can: 1.98" (50mm)

Length/rear of Motor Can to Prop Washer: 2.7" (69mm)

Prop Washer Diameter: 1.06" (27mm)

Thickness of Motor Mount: 0.16" (4mm)

Width of Motor Mount: 2.67" (68mm)

Height of Motor Mount: 2.67" (68mm)

Performance for this motor with different props and LiPo cells is as follows (all data with 80A ESC):

 

          Prop Size              Max Electric Current      LiPo Cells         
          14 x 8                       45A                            6S             
          14 x 10                     55A                            6S             
          15 x 8E                     50A                            6S             
          15 x 10E                   60A                            6S             
          15 x 10E                   42A                            6S             
          16 x 8                       58A                            6S             
          16 x 10E                    51A                           5S             
                                                                              
COMMENTS: Nomenclature is defined as follows:

    0MA denotes 0.S. airplane motor                                    
    First two digits are the rotor diameter                            
    Second two digits are the length of the magnets                    
    Last digits indicate the kV of the motor                          

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