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Description:
- BLD-750 brushless motor drive is developed for high-performance low-power low-voltage brushless motor . The brushless DC motor drives is suitable for power 48V, 750W, or 24V, 600W three-phase brushless DC motor speed regulation. BLD750 provides built-in speed potentiometer, external potentiometer speed control, external analog voltage speed control, PC (PLC, SCM, etc.) PWM pulse width control and other functions.
Specification:
- Electrical Parameters(Tj=25ºC
|
Input voltage |
18~50VDC,Rated 48V |
|
Current output |
Rated 25A, 1A-45A |
|
Applicable motor speed |
0-20000rpm |
|
Hall voltage signal |
4.5v-5.5v, Rated: 5v |
|
Hall drive current |
Rated :20mA |
|
External speed potentiometer |
Rated: 10KΩ |
Ambient requirement
|
Cooling |
Self cool |
|
Environment |
Keep away from oil, dust, and acid gas |
|
Temperature |
-20ºC~+40ºC |
|
Humidity |
40-90%RH |
|
Vibration |
5.9m/s2Max. |
|
Storage temp. |
-20ºC~+125ºC |
Dimension
Terminals description
|
Terminal mark |
Description |
|
DC+;DC- |
Voltage supply to driver |
|
U;V;W |
To motor leads. Make sure correct connection to motor leads. |
|
REF+;REF-;HU;HV;HW |
Hall sensor connection,REF+;REF- are for hall power supply. Make sure correct connection to halls. |
|
AVI;ENBL;F/R;BRK;Vcc |
Controls input;see below picture |
|
SPEED;ALM |
Signal output;(O.C.) |
Wiring Diagram
Appendix:linear power supply circuit
TX: Isolating transformers
VDC+≈1.414×Vout, Vout suggested to be AC21~28V for this driver
Capacity of transformer shall be decided by motor’s current
C1=100V/2200uF;C2=400V/0.22 uF;
Package List:
- 1 x BLDC motor driver 750
