Omron · NJ-series machine automation controller
NJ3011100 is an Omron circuit breaker with Rated operational voltage <= 440 V AC; Breaking capacity Icu/Ics 1 common; 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/Ics1 common
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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 |
1 common |
| Supply voltage |
24 V DC (IEC 61131-2) |
| Mechanical |
| Dimensions (H x W x D) |
90 mm × 90 mm × 90 mm |
| Weight |
550 g (including the End Cover) |
| Mounting |
35 mm DIN rail (IEC 60715) |
| Enclosure rating |
IP20 (IEC 60529) |
| Environment and compliance |
| Operating temperature |
-25...+60 °C |
| Certifications |
CE, UL, cULus |
Values follow the Omron NJ-series machine automation controller specification for this catalog number; parameters not confirmed for this variant are omitted rather than estimated.
Model comparison in the same family
| Omron NJ-series machine automation controller variants |
| Catalog number |
Mounting |
|
NJ3011100 (this page) |
35 mm DIN rail (IEC 60715) |
| NJ1019000 |
35 mm DIN rail (IEC 60715) |
| NJ5011300 |
35 mm DIN rail (IEC 60715) |
| NJ5011320 |
35 mm DIN rail (IEC 60715) |
Before selecting an alternative, confirm its dimensions, terminals and installation requirements in the manufacturer documentation.
Where it sits in the control system
The NJ3011100 is the device-level element in an Omron 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 Omron NJ3011100
Omron NJ3011100 — PLC / CPU module used as the device-level control core in an automation panel, handling logic, timing and communication tasks. The figures below are taken from the specification table on this page for catalog number NJ3011100; size the surrounding wiring and upstream protection to these published ratings rather than to a generic assumption.
- Enclosure rating: IP20 (IEC 60529) — Check this value against the nameplate of the installed unit before ordering.
- Operating temperature: -25...+60 °C — Match it to the existing panel and upstream protection.
- Breaking capacity Icu/Ics: 1 common — 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 NJ3011100
Q.For NJ3011100, what does the specification table state about operating temperature?
The specification table lists operating temperature = -25...+60 °C for Omron NJ3011100. Compare it with the nameplate of the installed unit before ordering.
Q.Which value is published under certifications for catalog number NJ3011100?
For NJ3011100, certifications is given as CE, UL, cULus. Confirm this figure against the unit currently in the panel.
Q.Before ordering NJ3011100, which dimensions (H x W x D) entry should be checked?
The dimensions (H x W x D) entry quoted above is 90 mm × 90 mm × 90 mm. Use the value as the reference when sourcing a current-production equivalent.
Q.What should I include in an enquiry for NJ3011100?
Send the full catalog number NJ3011100, the required quantity and a photo of the nameplate. Stock, lead time and the applicable compliance documents can then be confirmed for Omron NJ3011100.
Q.How do I confirm compatibility of NJ3011100 before ordering?
Match the catalog number NJ3011100 and the specification values listed above against the installed unit, then confirm the firmware or hardware revision where a revision-sensitive part is involved.