PWM Speed Control Driver
Two models available: one for high-speed rotation and one for medium-speed rotation.
Speed control (Hall sensor feedback)
- Reduces heat generation by sinusoidal current control
- Square wave current at startup. Switches to pseudo sine wave current above a certain rotation speed.
Compatible with RoHS directive

- * The maximum rotation speed is limited by the number of motor poles.
Dimensions
SHD208A

SGPX2-40

Specification table
Type | SHD208A | SGPX2-40 |
---|---|---|
Applicable motor | three phase synchronous motor | three phase synchronous motor |
Number of motor poles | Compatible with 4, 6, 8, 12, 18 poles | Compatible with 4, 6, 8, 12, 18 poles |
Control method | Speed control | Speed control |
Feedback method | hall sensor feedback | hall sensor feedback |
Speed command method |
|
|
Main power supply | Three-phase AC200V±15% | Three-phase AC200V±10% |
Control power supply | Single phase AC200V±15% | Single phase AC200V±10% |
Motor drive method | PWM switching drive | PWM switching drive |
Instantaneous output current | 8Apk | 40Apk |
Continuous output current | 4Apk or less (depending on the set PWM frequency) | 11.9Apk (will increase or decrease depending on heat dissipation conditions) |
How to stop in case of abnormality | Servo OFF (motor free) (Equipped with control contact output for dynamic brake) |
Servo OFF (motor free) (Does not have dynamic brake function) |
Control input signal | 8 input points (photocoupler input, external power supply DC24V required): Alarm reset, operation command, rotation direction selection, gain switching, emergency stop, unused (3 points) | 4 input points (non-isolated photocoupler input, uses DC12V internal power supply): Alarm reset, run command, reverse command, command type switching (valid when using analog command) |
Control output signal | 7 output points (photocoupler output, open collector): rotation direction determination, speed attainment, stop judgment, alarm, unused (3 points) | 2 outputs (photocoupler output, open collector): Hall sensor HX phase, speed lock 1 contact output (C contact): Alarm |
Monitor output | 1 output (open collector): Rotation monitor (1 pulse output per rotation) Analog monitor 2 points selection (0 to +5V): Motor current, rotation speed, load factor, current command, electronic thermal |
2 outputs (open collector): Hall sensor HX phase, command pulse No analog monitor |
Operating conditions | Ambient temperature: 0~+40℃ Humidity: 85% or less (no condensation) |
Ambient temperature: 0~+40℃ Humidity: 90% or less (no condensation) |
Storage environmental | Ambient temperature: -5 to +70℃, humidity: 85% or less (no condensation) | Ambient temperature: -15 to +60℃, humidity: 90% or less (no condensation) |
Contact Information
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