product description:
Detail Description: QS 3000W 205 50H V3 E-bike Direct Drive Spoke Hub Motor (Black New Version)
1. BLDC Permanent Magnet Outer Rotor Direct Drive Spoke Hub Motor
2. Power: 50mm magnet height, 16 pole paris, 3000W rated
36 X Spoke Hole OD 4.2mm or Dual Spoke 3.4 & 4.2mm
3. Speed: Winding 24*5T, 650RPM at 72V, equal to 9.03kV (optional)
4. Designed to match with E-bike Disc brakes PCD6*44mm (not include Brake Disc), 14mm English thread for single-speed Freewheel (not include freewheel), drop-outs/Rear Bridge Clamping Width (150mm)
5. Two Halls with waterproof connectos(One for spare, in case of damage), 10mm²Phase wire (not include insulation)
6. Thermic Probe: KTY 83/122 (optional)
7. Waterproof grade: IP54
8. Efficiency: 90.8%
9. Stronger configuration--high grade magnet, more cooper, bear more Ampere
10. 10mm Axle flats
11. Net Weight: 12.75kg, Gross Weight 14.5kg (with single-speed freewheel, in carton package) Package: 34cmX34cmX33cm
Note: QS Motor could work 120 ℃ in half an hour without damage
Conservative Suggestion (Setting of Controller)
When it s 130 ℃ inside of motor (in 30s), the current should be limited 50%
When it s 150 ℃, the controller shut down
When it drop down to 110℃, the controller work again
Warranty Warranty period for motor and other parts: 15 months (since the production time) If any after-sales issue, pls. contact us with detailed pictures or videos, we will reply you with reasonable solutions once we confirm the issue.
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