B&R · B&R X20 I/O module
X20AI1744 is a B&R circuit breaker with Supply voltage 24 V DC (IEC 61131-2); Enclosure rating IP20 (IEC 60529). It is used in distribution boards, motor protection circuits, panel feeders where the installed unit is matched to the original catalog number and a compact, documented part is required.
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Breaking capacity Icu/IcsYes
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Supply voltage24 V DC (IEC 61131-2)
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Enclosure ratingIP20 (IEC 60529)
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Mounting35 mm DIN rail (IEC 60715)
Specifications
| Electrical |
| Rated insulation voltage Ui |
500 V eff |
| Supply voltage |
24 V DC (IEC 61131-2) |
| Frequency |
5 kHz |
| I/O and communication |
| Bus interface |
0.01 W |
| Communication ports |
POWERLINK, Ethernet |
| Input type |
Differential, used to evaluate a full-bridge strain gauge |
| Resolution |
24-bit |
| Mechanical |
| Mounting |
35 mm DIN rail (IEC 60715) |
| Enclosure rating |
IP20 (IEC 60529) |
| Environment and compliance |
| Operating temperature |
0...+55 °C (IEC 60068-2-1) |
| Certifications |
CE, UL, cULus |
Values follow the B&R B&R X20 I/O module specification for this catalog number; parameters not confirmed for this variant are omitted rather than estimated.
Model comparison in the same family
| B&R B&R X20 I/O module variants |
| Model |
Breaking capacity Icu/Ics |
|
X20AI1744 (this page) |
Yes |
| X20AI17443 |
Yes |
| X20AI2237 |
Yes, continuous |
| X20AI2322 |
— |
Before selecting an alternative, confirm its dimensions, terminals and installation requirements in the manufacturer documentation.
Where it sits in the control system
The X20AI1744 is the device-level element in a B&R circuit breaker installation. It receives the field signals and control supply listed above — 24 V DC (IEC 61131-2) — and switches or conditions the load within the the rated ratings shown in the Specifications table. Wiring and protective devices are sized to those same numbers, not to a generic assumption.
Typical installations place it in distribution boards, motor protection circuits, panel feeders, where the unit is matched to the original catalog number and the enclosure provides 35 mm DIN rail (IEC 60715) support. Record the catalog number and revision from the nameplate of the installed unit before specifying a like-for-like spare.
Selection notes for Industrial X20AI1744
Industrial X20AI1744 — Industrial automation component supplied as a like-for-like replacement, selected by catalog number and published ratings. The figures below are taken from the specification table on this page for catalog number X20AI1744; record the nameplate data of the unit being replaced before selecting an equivalent.
- Supply voltage: 24 V DC (IEC 61131-2) — Check this value against the nameplate of the installed unit before ordering.
- Input type: Differential, used to evaluate a full-bridge strain gauge — Match it to the existing panel and upstream protection.
- Communication ports: POWERLINK, Ethernet — Record it with the other nameplate data when sourcing a replacement.
- Certifications: CE, UL, cULus — Confirm the revision of the installed unit before a like-for-like replacement.
Available from stock with datasheet, certificates and a quotation on request.
Common questions about X20AI1744
Q.Which value is published under mounting for catalog number X20AI1744?
For X20AI1744, mounting is given as 35 mm DIN rail (IEC 60715). Compare it with the nameplate of the installed unit before ordering.
Q.Before ordering X20AI1744, which bus interface entry should be checked?
The bus interface entry quoted above is 0.01 W. Confirm this figure against the unit currently in the panel.
Q.Where can I find the frequency data for X20AI1744?
It is listed in the specification table for Industrial X20AI1744 as 5 kHz. Use the value as the reference when sourcing a current-production equivalent.
Q.Can the X20AI1744 replace the unit currently installed in my panel?
Compare catalog number X20AI1744 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.What should I include in an enquiry for X20AI1744?
Send the full catalog number X20AI1744, the required quantity and a photo of the nameplate. Stock, lead time and the applicable compliance documents can then be confirmed for Industrial X20AI1744.