4X Racerstar 8520 8.5x20mm 53500RPM Coreless Motor.
Description:
Motor Diameter: 8.5mm
Motor Length: 20mm
Shaft Diameter: 1mm
Cable Length: 80mm
Weight: 5.1g
Option: Clockwise Motor(With Red Blue Wire), Anti-clockwise Motor(With Black White Wire)
Option: With 1.25mm JST Plug
Quantity: 4 pcs
1.Operating condition
Rated voltage |
3.7V DC |
Direction of rotation |
CW and CCW |
Operating voltage range |
DC2.0--4.5V DC |
perating temperature range |
-10-50°C |
Motor position |
all position |
2.Mearsuring condition
Motor position |
horizontal or vertical |
Power supply |
regulated DC power supply assuring unquestionable measuring |
regulated DC power supply assuring unquestionable measuring |
10-30°C 30-95%
If the judgment is questionable,Measurent is to be made based on JIS Standard Testing Condition(20+2°C,65+5% ) |
Direction of rotation |
viewed from output shaft side |
3.Electrical characteristics
Items |
Specification |
Standard value |
No Load speed |
53500rpm±12% |
53500 rpm |
No Load current |
280mA max |
200mA |
Starting voltage |
0.8V max |
0.5V DC |
Stall current |
10570mA±5% mA |
10570mA |
Terminal resistance |
0.4 ohm ±5% |
0.4ohm |
Insulation resistance |
10M ohm min |
AT 250V DC between
motor terminal and case |
Stall torque |
64.0±3g.cm |
64g.cm |
Cautions:
1) Please use the motor in this technology index range for the
performance of the motor is affected by environmental temperature
seriously.
2) It is not allowed to operate in the high temperature with high
humidity, and not allowed to contact with corrosive liquid and corrosive
gas,should not to be stored and without running Continuously for more
than six months.
3) Do not lock the motor shaft while the electric is on. The motor will
be burnt out after the motor shaft was locked for more then 1 second.
4) Do not hit the motor directly.
Package included:
2 x CW motor
2 x CCW motor