Introduction to Delta Electronics AC Servo Systems
Delta Electronics is one of the world’s leading manufacturers in industrial automation, with AC Servo Drives and Servo Motors deployed across thousands of factories worldwide. Delta’s servo product lines stand out for their high precision, fast response, compact design, and support for modern industrial communication protocols.
With a power range from 50W to 7.5kW, Delta servos address a wide variety of requirements — from simple positioning tasks to complex multi-axis motion control in semiconductor manufacturing, packaging, CNC machining, robotics, and many other industries.
Delta Servo Product Lines at a Glance
Delta Electronics currently offers several AC Servo series tailored to different application segments. Below is a summary of the key product lines:
| Product Series | Segment | Key Features |
|---|---|---|
| ASDA-A3 | Premium | 3.1kHz bandwidth, 24-bit encoder, up to 20% smaller than the A2 series |
| ASDA-A2 | High Performance | 20-bit encoder, 720-point E-CAM, supports CANopen/DMCNET/EtherCAT |
| ASDA-B3 | Versatile Standard | 24-bit absolute encoder, compact form factor, multi-functional |
| ASDA-B2 | General Purpose | 0.1–3 kW power range, built-in motion control |
| ASDA-M | Multi-Axis | 3 axes in a single frame, zero-latency real-time data exchange |
| ASDA-MS | Robot Controller | Integrated controller + 4-axis servo drive in one unit |
ASDA-A3 — Next-Generation Premium Servo Series
The ASDA-A3 is the flagship of Delta Electronics’ servo lineup, engineered for applications that demand the highest levels of precision and responsiveness.
ASDA-A3 Key Specifications
- Response bandwidth: up to 3.1kHz — enabling ultra-fast response to control commands, ideal for precision cutting and high-speed assembly
- 24-bit encoder: 16,777,216 pulses per revolution — ensuring pinpoint positioning accuracy down to individual micro-steps
- Maximum speed: 6000 rpm
- Motor frame sizes: 40mm, 60mm, 80mm — up to 20% more compact than the previous generation (ASDA-A2), saving valuable installation space
- 3 control modes: position, speed, and torque/tension
- Communication protocols: EtherCAT, CANopen, DMCNET, Modbus
ASDA-A3 Intelligent Features
The ASDA-A3 incorporates a suite of intelligent features that simplify setup and operation:
- Auto-tuning wizard: automatically identifies optimal parameters for each specific load — users simply follow the step-by-step instructions in the software
- Vibration suppression: advanced notch filters automatically eliminate mechanical resonance vibrations, resulting in smoother operation and extended equipment lifespan
- System diagnosis: built-in tools for measuring machine stiffness and damping ratio, helping engineers evaluate and optimize the mechanical system
- 99 complex motion commands: including homing, path blending, and superimposition — covering all sophisticated motion requirements
New variant — ASDA-A3-EP: Delta has recently introduced the ASDA-A3-EP, specifically designed for safety-critical motion control applications. It is the ideal choice for industries with strict safety regulations, such as automotive, pharmaceutical, and food processing.