RELIANCE DSA-MTR12A2

  • Product Name: Digital Servo Amplifier / Drive
  • Product Introduction: The Reliance DSA-MTR12A2 is a DSA series​ digital servo amplifier rated for 12 A​ continuous current, designed to drive 3-phase AC servo motors in industrial motion control systems.
Category:
Description
  • Technical Specifications:
    • Continuous Current: 12 A
    • Peak Current: 24 A​ (approx. 200% rating)
    • Supply Voltage: 230 V AC​ (typical, also available in 460 V AC variants)
    • Control Modes: Torque, Speed, Position​ (digital closed-loop)
    • Interfaces: Analog inputs, Digital I/O, RS-232/422
  • Functional Characteristics: Adaptive control algorithms; multi-axis synchronization capable; supports complex motion curve execution.
  • Performance Parameters:
    • Cooling: Natural or fan-assisted
    • Protection: Over-current, over-voltage, under-voltage, over-temperature, encoder fault
    • Installation: Vertical cabinet mounting
  • Material Composition: Metal chassis with finned heatsink; industrial-grade electronic assembly.
  • Structural Features: Modular drive unit with clearly defined power and control terminals; front panel status LEDs.
  • Working Principle: Receives command signals from a motion controller, compares them with motor feedback (encoder/resolver), and modulates 3-phase PWM output to regulate motor torque/speed/position.
  • Advantage Highlights: High dynamic bandwidth for rapid response; robust design for harsh industrial environments; seamless integration with Reliance/AB motion ecosystems.
  • Applicable Industries: Machine Tools, Printing, Packaging, Material Handling, Automated Assembly.
  • Model Series: Reliance Electric DSA Series.
  • Installation Requirements: Secure vertical mounting in grounded enclosure; ensure adequate airflow; torque power terminals to spec to prevent overheating.
  • Usage Precautions: Match motor inductance and current rating precisely; enable motor phase loss detection; avoid exceeding peak current duration limits to prevent device stress.
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