Tempest 2221-890 Performance Test Data

Magnets

Motor Wind

Motor Kv

No-Load Current

Motor Resistance

I Max

P Max (4S)

14-Pole

14-Turn Delta

890 RPM/Volt

Io = 1.03 Amps @ 10v

Rm = 0.086 Ohms

28 Amps

415 W

Stator

Outside Diameter

Body Length

Total Shaft Length

Shaft Diameter

Motor Weight

12-Slot

28.2 mm,  1.110 in.

38.2 mm,  1.504 in.

54.0 mm,  2.126 in.

4.00 mm,  0.157 in.

86 gm,   3.03 oz

Test Data From

Input

6.0 V

8.0 V

10.0V

12.0V

Measured Kv value

Measured Rm Value

Sample Motor

Io Value

1.002 A

1.015 A

1.026 A

1.038 A

938 RPM/Volt @ 10v

0.086 Ohms

Prop Chart Data Coming Soon