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Sunnysky M series motors are high-performance brushless 10-pole outrunner electric motors with excellent electrical properties, sophisticated design and superior manufacturing specially designed for RC helicopters. Shafts made of hardened steel and high-quality bearings ensure a long service life, quality materials used for the manufacture of the stator and the rotor also guarantee excellent performance parameters with high efficiency. The integrated turbo fan guarantees efficient engine cooling.
| Engine designation system: xxYY zzzz |
| xx - stator diameter in mm |
| YY - stator length in mm |
| zzzz - number of revolutions per volt (rpm/V), "KV" |
Sunnysky M4530R 518KV
The Sunnysky M4530R 518KV is a high-performance AC motor designed to power 700-800 size RC helicopters powered by a twelve-cell LiPo battery.
Motor Mount: The Sunnysky M4530R 518KV is designed for front mounting. M4 threaded mounting holes are located on the front of the motor on a circle with a diameter of 30 mm. The length of the free shaft is 38 mm; if necessary, the shaft can be replaced with a long tuning shaft (55 mm).
Motor kit includes: Sunnysky M4530R 518KV AC motor with cables with soldered gold-plated connectors, 3 mating connectors, instructions.
| LiXX cell power supply | 10 - 12 |
| Revolutions per volt [rpm/V] | 518 |
| Max. power (continuous) [W] | 6000 |
| Max. power (peak) [W] | 9600 |
| Internal resistance [mOhm] | 8.5 |
| Open circuit current (at 10 V) [A] | 2.5 |
| Max. current (continuous) [A] | 125 |
| Max. peak current [A] | 200 |
| Diameter [mm] | 56.3 |
| Length [mm] | 57 |
| Length of free shaft [mm] | 38 |
| Shaft diameter [mm] | 6 |
| Weight [g] | 543 |
| Number of poles | 10 |
| Regulator [A] | 200 - 300 |
| Helicopter class [mm] | 700 - 800 |
