AC 22/4-40 D - MPJ 20207



TECHNICAL SPECIFICATION


  • three-phase AC synchro motor
  • with external rotor
  • coated magnets made on FeNdB basis
  • winding impregnated high-temperature epoxy resin
  • dual ball bearing with long life grease
  • high speed ball bearing
  • heat treated shaft
  • parts produced on CNC machines
  • recommended for the direct drive of the propeller
  • recommend connectors MP JET 1,8 mm size
  • version with cables


The packet of electromotor contains: 3 pcs of Pan Head tapping screws 2,2x6,5, 1 pc of socket head screw M2x12, 1 pc of pan head screw M2x20, propeller washer.
Recommend ESC: three-phase, sensorless, single cell version (with bEMF detection), suitable version 8 Amps.



Number of cells
1x LiPol
RPM per Volt
2800
Maximum recommend speed (min-1)
12000
Maximum speed (min-1)
15000
Maximum efficiency (%)
approx. 76
Current of maximum efficiency (A)
to 5
Short time currrent (A)
8
Internal resistance Ri ; (mW - miliohm)
150
Dimensions - diameter/length (mm)
27/14,5
Propelle screw size
M2
Number of turns
40
Weight of drive unit (g)
17
Recommend propeller range
APC 7/3 - 8/4
Maximum weight of acrobatic model (g)
to 200

Instruction Manual