Editorial Technical Reference

Servo Motor & Driver (Servo)

This page explains how Servo Motor & Driver (Servo) is classified within Machinery and Equipment Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

A precision motion control system combining a servo motor and its dedicated driver/controller for accurate positioning, speed, and torque control within an actuator assembly.

Product Specifications

Technical details and manufacturing context for Servo Motor & Driver (Servo)

Definition
The Servo Motor & Driver (Servo) is the core electromechanical component of a Pneumatic/Servo Actuator system. It provides the controlled rotational force and motion. The driver receives command signals (e.g., from a PLC), processes them, and delivers precisely controlled power to the servo motor, enabling high-accuracy positioning, velocity regulation, and torque output for the actuator's mechanical function. This product is a component intended for integration into larger machinery. It is not a standalone machine. The system operates on a closed-loop control principle, ensuring precise motion. The motor typically uses permanent magnets (Neodymium) and is driven by a dedicated electronic driver. The driver contains a printed circuit board and power electronics. The housing is typically aluminum alloy for heat dissipation. The motor laminations are made of electrical steel, and windings are copper. Connectors and insulation use thermoplastics. The product is available in a range of rated powers from 0.1 to 7.5 kW, rated torques from 0.32 to 35 N·m, and rated speeds from 1000 to 3000 r/min. Positioning accuracy is ±0.01 mm, and repeatability is ±0.005 mm. Input voltage is 220–480 V AC, and control signal is 0–10 V DC. Operating temperature range is -10 to 40°C. Protection class ranges from IP54 to IP65 per IEC 60529, and insulation class is F per IEC 60085. Weight ranges from 2 to 50 kg, and dimensions vary from 100×100×200 mm to 300×300×500 mm. These values are reference ranges; actual specifications must be confirmed with the manufacturer for the specific model and application. The product is not certified or compliant with any standards unless explicitly verified. Always consult the legal manufacturer or supplier for model-specific values and standards.
Working Principle
The system operates on a closed-loop control principle. 1) A command signal (desired position/speed) is sent to the driver. 2) The driver amplifies and modulates power to the servo motor. 3) The motor rotates, and a built-in encoder (or resolver) constantly feeds back the actual position/speed to the driver. 4) The driver compares the feedback with the command, calculates any error, and adjusts the power output to the motor in real-time to minimize this error, achieving precise motion control.
Common Materials
Electrical Steel (Motor Laminations), Copper Windings, Neodymium Magnets (Permanent Magnet Rotor), Aluminum Alloy (Housing/Heat Sink), Printed Circuit Board (Driver Electronics), Thermoplastic (Connectors/Insulation)
Technical Parameters
ParameterTypical rangeNotes & selection driver
Rated Power0.1–7.5 kWSelect based on load torque and speed requirements.
Rated Torque0.32–35 N·mEnsure sufficient torque for continuous operation.
Rated Speed1000–3000 r/minMatch with application speed requirements.
Positioning Accuracy±0.01 mmHigher accuracy for precision applications.
Repeatability±0.005 mmCritical for consistent positioning.
Input Voltage220–480 V ACThree-phase supply typical; check phase and voltage.
Control Signal0–10 V DCAnalog or pulse train; ensure compatibility with PLC.
Operating Temperature-10–40 °CDerate above 40°C; avoid condensation.
Protection ClassIP54–IP65IP65 for dusty or wet environments.IEC 60529
Insulation ClassFClass F allows 155°C max winding temperature.IEC 60085
Weight2–50 kgIncludes motor and driver; affects mounting.
Dimensions (W×H×D)100×100×200–300×300×500 mmCheck available space for installation.

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM
  • Servo Motor
    Converts electrical energy from the driver into precise mechanical rotation.
    Material: Electrical Steel, Copper, Magnets
  • Driver/Amplifier
    Processes control signals and supplies regulated power to the motor.
    Material: PCB, Aluminum Heat Sink, Electronic Components
  • Feedback Device (Encoder/Resolver)
    Measures actual motor position/speed and sends data back to the driver for closed-loop control.
    Material: Glass/ Metal Scale, Optoelectronics or Windings
  • Power & Signal Connectors
    Provide electrical interface for mains power, motor power, and control signals.
    Material: Thermoplastic, Brass/Copper Contacts

Application & selection

Application Fit & Sizing Matrix

Operational Limits
pressure: Not applicable (electromechanical device)
other spec: IP65/IP67 protection rating, 0-95% humidity (non-condensing), 1000-3000 RPM speed range, 0.1-100 Nm torque range
temperature: -10°C to 40°C (operating), -20°C to 70°C (storage)
Media Compatibility
✓ Clean industrial environments ✓ Automated machinery enclosures ✓ Controlled laboratory settings
Unsuitable: Explosive atmospheres (ATEX zones) without proper certification
Sizing Data Required
  • Required torque (Nm) at operating speed
  • Maximum acceleration/deceleration rate
  • Load inertia relative to motor inertia

Risk, maintenance & compliance

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Encoder failure
Cause: Contamination ingress (dust, oil, coolant) damaging optical or magnetic encoder components, leading to position feedback loss.
Power stage transistor failure
Cause: Thermal cycling and overheating due to inadequate cooling, excessive load, or poor electrical connections causing insulation breakdown.
Maintenance Indicators
  • Audible high-pitched whining or grinding noise during operation
  • Visible excessive vibration or erratic movement of the motor shaft
Engineering Tips
  • Implement regular preventive maintenance: Clean cooling fans and heat sinks quarterly, check electrical connections for tightness, and verify encoder seals integrity.
  • Use proper commissioning: Ensure correct tuning of servo parameters (gain, bandwidth) to avoid mechanical resonance and reduce stress on components.

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards
ISO 13849-1: Safety of machinery - Safety-related parts of control systems IEC 61800-5-1: Adjustable speed electrical power drive systems - Safety requirements EN 61800-5-2: Adjustable speed electrical power drive systems - Functional safety requirements

Quoted from the published standard.

Manufacturing Precision
  • Shaft runout: ≤0.02mm
  • Mounting flange perpendicularity: ≤0.05mm
Quality Inspection
  • Insulation resistance test (≥100 MΩ at 500 VDC)
  • Vibration analysis (≤2.8 mm/s RMS at rated speed)
Technical documentation
Request current drawings, revision history, and a signed specification sheet.
Manufacturing capability
Verify equipment lists, process limits, capacity, and representative production evidence.
Inspection readiness
Confirm test methods, calibrated equipment, sampling plans, and traceable reports.
Supplier transparency
Check the legal entity, factory address, ownership, certifications, and direct contacts.

Compare the published product scope and source details, then include your specifications and quantity in an enquiry.

Manufacturers of Servo Motor & Driver (Servo)

3 companies list this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

Guangzhou DMKE Intelligent Technology Co., Ltd.
Guangzhou, Guangdong, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Listed there as: “Dc Servo Motor Driver”
View source page ↗ beudmke.com · recorded 2026-09-14
Shenzhen Xinlichuan Electric Co., Ltd.
Guangdong, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Listed there as: “AC Servo Motor Driver”
View source page ↗ lichuanservomotor.com · recorded 2026-08-27
Zhejiang Tongzhu Technology Co., Ltd.
Hangzhou, Zhejiang, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Listed there as: “LD Series DC Servo Motor Driver”
View source page ↗ tzbotautomation.com · recorded 2026-09-03

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Frequently Asked Questions

What is the typical application of this servo motor and driver?

It is used as a component in Pneumatic/Servo Actuator systems to provide precise rotational motion and torque control. It is typically integrated into machinery for accurate positioning and speed regulation.

What are the key parameters to consider when selecting this product?

Key parameters include rated power, torque, speed, positioning accuracy, repeatability, input voltage, control signal, operating temperature, protection class, insulation class, weight, and dimensions. These must be matched to the application requirements and verified with the manufacturer.

How does the closed-loop control work?

The driver receives a command signal, powers the motor, and an encoder or resolver provides real-time feedback on position and speed. The driver compares feedback to the command, calculates error, and adjusts power output to minimize error, ensuring precise motion.

What standards are referenced for this product?

The protection class references IEC 60529, and the insulation class references IEC 60085. These are verification references only; the product is not certified or compliant unless explicitly verified by the manufacturer.

Related equipment

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Servo Motor & Driver (Servo).

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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