Delta · ASDA-A3
ASD-A3-5543-EP is a Delta Servo Drive. It is used in CNC axes, robot arms, feeding and indexing drives where the installed unit is matched to the original catalog number and a compact, documented part is required.
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Rated speedSteady performance at low-speed enhances machining quality
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Enclosure ratingIP20 (IEC 60529)
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Operating temperature0...+40 °C (IEC 60068-2-1)
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CertificationsCE, UL, cULus
Specifications
| Electrical |
| Control method |
Position / speed / torque control |
| Overload capacity |
150 % for 60 s |
| Rated speed |
Steady performance at low-speed enhances machining quality |
| I/O and communication |
| Bus interface |
Collects regenerative energy and stabilizes DC-bus voltage for energy savings |
| Mechanical |
| Enclosure rating |
IP20 (IEC 60529) |
| Environment and compliance |
| Operating temperature |
0...+40 °C (IEC 60068-2-1) |
| Certifications |
CE, UL, cULus |
Product type and series follow the official Delta download-centre catalogue search for this model which lists ASD-A3-5543-EP under the Delta product line; the product type published for this catalog number is "Servo Drive". Source: https://downloadcenter.deltaww.com/en-US/DownloadCenter?q=ASD-A3-5543-EP. Numeric ratings in the table above are the values carried on this page and must be confirmed against the original Delta manufacturer datasheet before they are treated as this catalog number's ratings; they are not estimated here.
Model comparison in the same family
| Delta ASDA-A3 variants |
| Catalog number |
Rated speed |
|
ASD-A3-5543-EP (this page) |
Steady performance at low-speed enhances machining quality |
| ASD-A3-5543-M |
Steady performance at low-speed enhances machining quality |
| ASD-A3-0121-E |
Steady performance at low-speed enhances machining quality |
| ASD-A3-0121-L |
Steady performance at low-speed enhances machining quality |
Before selecting an alternative, confirm its dimensions, terminals and installation requirements in the manufacturer documentation.
Where it sits in the control system
The ASD-A3-5543-EP is the servo amplifier in a Delta motion installation. It drives the servo motor named on the nameplate and conditions the feedback signal, so the motor and the feedback wiring are sized to the ratings stated in the manufacturer documentation, not to a generic assumption.
Typical installations place it in CNC axes, robot arms, feeding and indexing drives, where the unit is matched to the original catalog number and the enclosure provides standard panel or DIN-rail support. Record the catalog number and revision from the nameplate of the installed unit before specifying a like-for-like spare.
Selection notes for Delta ASD-A3-5543-EP
Delta ASD-A3-5543-EP — Servo and motion-control component for high-accuracy positioning and synchronised movement. The figures below are taken from the specification table on this page for catalog number ASD-A3-5543-EP; record the nameplate data of the unit being replaced before selecting an equivalent.
- Rated speed: Steady performance at low-speed enhances machining quality — Verify it in the project documentation before confirming the order.
- Bus interface: Collects regenerative energy and stabilizes DC-bus voltage for energy savings — Check this value against the nameplate of the installed unit before ordering.
- Certifications: CE, UL, cULus — Match it to the existing panel and upstream protection.
- Operating temperature: 0...+40 °C (IEC 60068-2-1) — Record it with the other nameplate data when sourcing a replacement.
Datasheets and compliance documents are available on request; quote the full catalog number when enquiring.
Common questions about ASD-A3-5543-EP
Q.Which official Delta document defines ASD-A3-5543-EP?
The official Delta download-centre catalogue search for this model lists ASD-A3-5543-EP under the Delta product line, and the product type published for this catalog number is "Servo Drive". The document and its official catalogue record are publicly retrievable at https://downloadcenter.deltaww.com/en-US/DownloadCenter?q=ASD-A3-5543-EP. Use that document as the authority for ratings and installation conditions before ordering.
Q.For ASD-A3-5543-EP, what does the specification table state about control method?
The specification table lists control method = Position / speed / torque control for Delta ASD-A3-5543-EP. Compare it with the nameplate of the installed unit before ordering.
Q.Which value is published under rated speed for catalog number ASD-A3-5543-EP?
For ASD-A3-5543-EP, rated speed is given as Steady performance at low-speed enhances machining quality. Confirm this figure against the unit currently in the panel.
Q.Before ordering ASD-A3-5543-EP, which operating temperature entry should be checked?
The operating temperature entry quoted above is 0...+40 °C (IEC 60068-2-1). Use the value as the reference when sourcing a current-production equivalent.
Q.Can the ASD-A3-5543-EP replace the unit currently installed in my panel?
Compare catalog number ASD-A3-5543-EP and the ratings above with the nameplate of the installed device. A current-production equivalent is selected by function and electrical rating, not by the label alone.
Q.How do I confirm compatibility of ASD-A3-5543-EP before ordering?
Match the catalog number ASD-A3-5543-EP and the specification values listed above against the installed unit, then confirm the firmware or hardware revision where a revision-sensitive part is involved.