AC
28/20-7 Mk2 - MPJ 20201
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TECHNICAL SPECIFICATION
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- 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
- high quality MP JET
connectors 2,5 mm dia
- it is possible to buy
conversion set for reversing mounting
- in case of reverse
mounting the motor is fastened by four rubber silent-blocks
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The packet of electromotor contains: 3 pcs of
connectors (type F), 3
pcs shrinking isolations
Recommend ESC: three-phase, sensorless (with EMF detection version),
suitable version 40 Amps, 30 Amps partially.
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Number
of cells
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6-10
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RPM
per Volt
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950
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Maximum
recommend speed (min-1)
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12000
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Maximum
speed (min-1)
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14000
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Maximum
efficiency (%)
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approx.
81
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Current
of maximum efficiency (A)
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10-25
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Short
time currrent (A)
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40
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Internal
resistance Ri
; (mW
- miliohm)
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34
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Dimensions
- diameter/length (mm)
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36,5/48
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Shaft
diameter (mm)
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5
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Number
of turns
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7
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| Weight
of drive unit (g) |
170
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Recommend
propeller range
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APC
9/5 - 14/5
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Maximum
weight of glider (g)
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2000
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Maximum
weight of acrobatic model (g)
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1500
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Instruction
Manual