Delta Electronics

Delta Electronics ASD-A1521-AB ASDA-A Series AC Servo Drive

SKU ASD-A1521-AB

In stock
  • 12-month warranty
  • Free returns within 30 days
  • Manufacturer: Delta Electronics

  • Product No.: ASD-A1521-AB

  • Country of origin:United States

  • Product Type: AC Servo Drives

  • Payment: T/T, Western Union

  • Weight: 1500g

  • Shipping port: Xiamen

  • Warranty: 12 months

Description

For high-performance industrial motion control, the Delta Electronics ASD-A1521-AB serves as a reliable 1.5 kW AC servo drive within the versatile ASDA-A product family. This drive is engineered to manage precise velocity, torque, and position configurations in automated systems. Using Space Vector Pulse Width Modulation (SVPWM) control for the main circuit, it ensures optimal energy efficiency and smooth motor operations.

The ASD-A1521-AB accommodates complex command structures through external pulse trains or internal parameter settings. It features an integrated dynamic brake to provide secure, rapid deceleration in demanding cyclic operations. With natural air circulation cooling, this unit reduces external mechanical failures while maintaining a compact physical footprint, making it ideal for integration into standard control cabinets.

Features

  • SVPWM Control: Implements Space Vector Pulse Width Modulation for precise, high-efficiency motor control.
  • Dual Tuning Modes: Offers both manual and automatic tuning options to simplify commissioning across variable load inertia.
  • High-Resolution Feedback: Supports 2500 ppr encoder feedback, translating to a 10000 ppr resolution for precision positioning.
  • Command Flexibility: Processes pulse and direction, A/B phase, and CCW/CW pulse train formats.
  • Built-In Dynamic Brake: Ensures rapid stop capabilities under high-inertia loads.
  • Smoothing Strategies: Features configurable low-pass and P-curve filters to reduce mechanical resonance and vibration.

Applications

  • Packaging and labeling machinery
  • Textile manufacturing equipment
  • CNC machine tool feed systems
  • Automated assembly lines and pick-and-place robotics

Technical Specifications

Manufacturer Delta Electronics
Model/Part Number ASD-A1521-AB
Product Type AC Servo Drive
Output Power 1500 W (1.5 kW)
Main Circuit Control SVPWM (Space Vector Pulse Width Modulation) Control
Feedback Resolution 2500 ppr (10000 ppr internal)
Cooling System Natural Air Circulation
Max. Input Pulse Frequency 500 Kpps (Line driver) / 200 Kpps (Open collector)
Speed Control Range 1:5000
Analog Input Voltage Range 0 to plus/minus 10 VDC
Analog Input Resistance 10k Ohm
Dynamic Brake Built-in
Weight 1.5 kg

Installation Guidelines

Ensure the drive is mounted vertically on a flat, unpainted metal surface to maximize heat dissipation. Because the ASD-A1521-AB relies on natural air circulation, maintain a minimum clearance of 50 mm above and below the unit, and 10 mm on either side. Ground the drive properly using a low-impedance copper wire connected to the main system ground. Keep control and feedback cables shielded and routed separately from high-voltage power lines to prevent electromagnetic interference.

FAQ

What is the rated power of the ASD-A1521-AB?

The rated power output for this AC servo drive is 1500 Watts (1.5 kW).

What cooling method does the ASD-A1521-AB drive require?

The drive uses natural air circulation cooling, meaning it requires adequate clearance around its heat sinks rather than active forced-fan cooling.

Does this drive include an integrated dynamic brake?

Yes, the ASD-A1521-AB comes with a built-in dynamic brake to assist with rapid stopping.

What is the speed control range of this servo drive?

The speed control range for the ASD-A1521-AB is 1:5000.

View all FAQs →

Quantity
Shipping & Returns

Global Express Shipping

  • Standard Delivery: 4–6 business days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our technical warranty.
Reviews
1 of 1
Only 10 item(s) left in stock
Quantity
View full details

Global Express Shipping

  • Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).


For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .

TECHNICAL SPECIFICATIONS

Country of origin
United States

Technical knowledge

Commissioning OPC UA in KEPServerEX: A Field Checklist

A practical commissioning sequence for KEPServerEX OPC UA connections: define data ownership, test tags locally, configure endpoint and certificate trust, limit access, then verify failure recovery...

Set a PLC Commissioning Laptop IP Without Losing Access

Commissioning an Ethernet-connected PLC often starts with the laptop, not the controller. Learn how to record existing settings, choose a temporary address, test connectivity, and restore the plant...

Designing Automation for Combustible Dust Hazards

Combustible dust controls require more than alarms. Learn how to map dust generation, select instrumentation, design interlocks, handle failed feedback, test safe states, and maintain the full...

Hairpin Stators: Benefits, Limits, and Inspection

Hairpin windings raise slot fill and support compact traction motors, but conductor geometry, AC losses, insulation damage, weld quality, and cooling determine whether the design meets its targets.

Using Ansible for Controlled SCADA Server Changes

Use Ansible to standardize SCADA server changes without expanding OT risk. This guide covers inventories, idempotent playbooks, staged testing, credentials, logging, and practical rollback controls.

Securing Remote PLC Access Beyond the VPN

A VPN encrypts the path to an industrial network, but secure remote PLC work also needs identity controls, segmented access, change approval, logging, safe operating boundaries, and tested recovery...