steam
4725-520KV/Gold Fourth Generation Brushless Motor/Wire Diameter 1.45mm D4725
Description：
4725-520KV/Gold Fourth Generation Brushless Motor is suitable for Steam Armor 700 Helicopter. Adopt aluminum alloy high precision nc machining. Unique three large size bearing design, 180 degree high quality Ndfeb magnetic, internal high efficiency active radiator, bring ultra-low temperature, effectively improve energy conversion efficiency.
Adopt 1.45mm single strand thick copper wire，7T+6T YY Precise winding，Pure hand-made high slot full rate winding, powerful power, but the vibration value is very small, can stand the coin on the plane, specially designed for the 700 level of racing helicopter standard power motor.
Related Product Number：
Steam 4035HS/12S/540KV MK6079
Steam 4035HS/6S/1090KV MK55023
Steam 4725-520KV/Gold Fourth Generation Brushless Motor/Wire Diameter 1.45mm MD4725
Steam 4730-520KVGold Fourth Generation Brushless Motor/Wire Diameter 1.5mm MD4730
Parameter：
Stator Diameter | 47 mm |
Stator Thickness | 25 mm |
No. of Stator Arms | 12 |
No. of Stator Poles | 10 |
Motor Wind | 6+6T+6T+5T delta |
Motor Wire | 1-Strand 1.45 mm |
Motor Kv | 520KV RPM/Volt |
No-Load Current (Io/10V) | 2.1 Amps |
Motor Resistance (RM) | 0.0132 Ohms |
Max Continuous Current | 120 Amps |
Max Continuous Power | 4800 Watts |
Weight | 500 Grams |
Outside Diameter | 58.5 mm |
Shaft Diameter | 5.98 mm |
Body Length | 57 mm |
Overall Shaft Length | 117 mm |
Max Lipo Cell | 12s |
Max Peak Current | 238A (2 seconds) |
Max Peak Power | 10800 Watts (2 seconds) |
Motor Timing | 5deg ~ 15 deg |
Drive Frequency | 5kHz or 8kHz |
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