IFM · I/O Module
AL1333 is an IFM circuit breaker with Rated operational voltage <= 440 V AC; Breaking capacity Icu/Ics yes; Supply voltage 24 V DC (IEC 61131-2). 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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Rated operational voltage<= 440 V AC
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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)
Specifications
| Electrical |
| Rated operational voltage |
<= 440 V AC |
| Breaking capacity Icu/Ics |
yes |
| Supply voltage |
24 V DC (IEC 61131-2) |
| I/O and communication |
| Bus interface |
EtherCAT |
| Communication ports |
Ethernet; IO-Link |
| Mechanical |
| Weight |
394.5 g |
| Mounting |
35 mm DIN rail (IEC 60715) |
| Enclosure rating |
IP20 (IEC 60529) |
| Environment and compliance |
| Operating temperature |
-25...+60 °C |
| Storage temperature |
-25...85 °C |
| Certifications |
CE, cULus |
Values follow the IFM 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
| IFM I/O Module variants |
| Catalog number |
Breaking capacity Icu/Ics |
Rated operational voltage |
|
AL1333 (this page) |
yes |
<= 440 V AC |
| AL1330 |
yes |
<= 440 V AC |
| AL1331 |
yes |
<= 440 V AC |
| AL1332 |
yes |
<= 440 V AC |
Before selecting an alternative, confirm its dimensions, terminals and installation requirements in the manufacturer documentation.
Where it sits in the control system
The AL1333 is the device-level element in an IFM 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 <= 440 V AC 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 IFM AL1333
IFM AL1333 — 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 AL1333; record the nameplate data of the unit being replaced before selecting an equivalent.
- Rated operational voltage: <= 440 V AC — Confirm the revision of the installed unit before a like-for-like replacement.
- Breaking capacity Icu/Ics: yes — Use it as the reference when cross-checking a current-production equivalent.
- Certifications: CE, cULus — Verify it in the project documentation before confirming the order.
- Mounting: 35 mm DIN rail (IEC 60715) — Check this value against the nameplate of the installed unit before ordering.
Datasheets and compliance documents are available on request; quote the full catalog number when enquiring.
Common questions about AL1333
Q.For AL1333, what does the specification table state about communication ports?
The specification table lists communication ports = Ethernet; IO-Link for IFM AL1333. Confirm this figure against the unit currently in the panel.
Q.Which value is published under weight for catalog number AL1333?
For AL1333, weight is given as 394.5 g. Use the value as the reference when sourcing a current-production equivalent.
Q.Before ordering AL1333, which supply voltage entry should be checked?
The supply voltage entry quoted above is 24 V DC (IEC 61131-2). Check the revision of the installed unit if the catalog number has been superseded.
Q.Can the AL1333 replace the unit currently installed in my panel?
Compare catalog number AL1333 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 AL1333?
Send the full catalog number AL1333, the required quantity and a photo of the nameplate. Stock, lead time and the applicable compliance documents can then be confirmed for IFM AL1333.