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NSP-SERVO-DC-20 Series Reliable Low-Voltage DC Servo Drives for Motion Control

High-performance servo motor for precision automation and robotics. Get a free quote from ZGC Motors, a trusted servo motor manufacturer.

  • Operating Voltage: 24V-60V DC
  • Output Current: Peak 1A-45A
  • Rated Speed: 3000 RPM, supports up to 5000 RPM
  • Compatible Motors: 100W-2000W low-voltage DC servo motors (24V-60V), Brushless DC Motors (BLDC) with encoder, or coreless motors.
  • Fault Protection: Includes undervoltage, overvoltage, overload, overcurrent, alarm output, excessive position error, encoder error, etc.
  • Control Modes: External pulse, analog input, RS485, CAN bus communication control, etc., supports position, speed, and torque control modes.

1.Technical Indicators

Utilizes FOC (Field Oriented Control) technology and SVPWM (Space Vector Pulse Width Modulation) algorithm. Easily modify motor parameters to adapt to various motor specifications. Built-in electronic gears and graphical debugging software. Custom control functions available upon user request.

  1. Repeat Tracking Error: 1 pulse
  2. Speed Control Accuracy: 1RPM
  3. Input Frequency Range: 500KHZ
  4. Maximum Speed: 5000RPM.(depends on motor)
  5. Minimum Speed: 1RPM
  6. Positioning Accuracy: 1/10000 (incremental); 1/131072 (absolute)
  7. Maximum No-load Acceleration: 200RPM/ms

2.Applications

Various electronic processing equipment, assembly line material transfer devices, medical equipment, instrumentation, precision testing equipment, channel gate control, Cartesian coordinate robots, servo fixed-length positioning, garage blocking control, equipment loading and unloading devices, equipment auxiliary motion devices, grasping picking and handling machinery, inkjet printers, photo machines, home and office automation equipment, etc.

3.Standard Connection

4.Hardware Parameters

 

FunctionServo Drive Model
NSP-SERVODC-10DC-20AC-10AC-30
Input VoltageDC18-60V
AC90-265V
Input PowerDC-1000W
DC-2000W
AC-1000W
AC-3000W
Output Speed1-3500 RPM

 

5.Hardware Functions

FunctionServo Drive Model
NSP-SERVODC-10DC-20AC-10AC-30
Potentiometer Input0-5V
Enable InputDifferential Level
Pulse InputDifferential Level
DirectionForward Input
Reverse Input
Encoder InputIncremental Differential Input
Communication Absolute Value
Encoder OutputDifferential Output
Clear InputActive Low
Zero Point InputActive Low
Brake OutputActive High
Position OutputActive High
Ready OutputActive High
Fault OutputActive High
Communication InterfaceUSB Interface
RS232 Interface
RS485 Interface
CAN Interface
Termination Resistor
Panel Display
Host Computer Debugging

 

6.Software Functions

FunctionServo Drive Model
NSP-SERVODC-10DC-20AC-10AC-30
Position Mode – External Pulse Input
Position Tuning Mode – PC Digital Input
Position Control Mode – External Analog Input
Speed Control Mode – External Analog Input
Speed Tuning Mode – PC Digital Input
Torque Control Mode – External Analog Input
Torque Tuning Mode – PC Digital Input
Jog Speed Mode
Key Speed Mode

 

7.Servo Drive Specifications

1. Basic ParametersInput Power: DC 24-60V

Control Methods: Position Control, Speed Control, Torque Control

2. Operating EnvironmentOperating Temp/Humidity: 0~40℃; 40%~80% RH (no condensation)

Storage Temp/Humidity: -40~50℃; ≤80% RH (no condensation)

Vibration: ≤0.5G

Atmospheric Pressure: 86-106kPa

Installation Site: Well-ventilated, low moisture/dust; free of corrosive/flammable gases, oil fumes; no moisture or direct sunlight

3. Core FeaturesSpeed Frequency Response: ≥200Hz

Speed Fluctuation: <±0.03% (load 0~100%); <±0.02% (power supply -15%~+10%)

Speed Regulation Ratio: 1:3000

Pulse Frequency: ≤500kHz

Control Input: Servo Enable, Alarm Reset, CCW Drive Inhibit, CW Drive Inhibit, Homing Control

Control Output: Servo Ready Output, Servo Alarm Output, Position Completion Output, Mechanical Brake Output

Position Control: Input Modes (Pulse+Sign/CW Pulse+CCW Pulse/2-Phase A/B Quadrature Pulse/Communication Command); Electronic Gear (1-1000/1-1000)

Speed Control: Analog Speed Control, Communication Speed Control

Acceleration/Deceleration: Configurable (1-1000ms/1000min)

Monitoring Functions: Rotational Speed, Motor Torque, Motor Current, Command Pulse Frequency, Voltage, Alarms, etc.

4. Installation RequirementsInstallation Orientation: Preferred vertical upright

Horizontal Installation: Route cable outlets downward (to prevent liquid from entering the motor)

Vertical Installation (with gearbox): Prevent gearbox oil from seeping into the motor shaft

Motor Shaft: Ensure sufficient extension (to avoid vibration during operation)

Note: Do not strike the motor with a hammer during installation/removal (to prevent shaft/encoder damage)

5. Wiring SpecificationsWire Gauge: VCC/GND/U/V/W/PE terminals: ≥1.0mm² (AWG14-16); VCC/RB terminals: ≥0.75mm² (AWG18)

Terminals: Use pre-insulated crimp terminals; ensure secure connections

6. Protection FunctionsOvervoltage Protection, Undervoltage Protection, Short-Circuit Protection, Drive Overheating Protection, Overload Protection, Overcurrent Protection, Excessive Position Error, Encoder Fault, Alarm Output

NSP-SERVO-DC-20 dimension drawing(mm)

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