Phoenix Contact · Contactron motor starter
2904492 is a Phoenix Contact industrial component with Enclosure rating IP20 (IEC 60529); Operating temperature 0...+55 °C (IEC 60068-2-1); Mounting DIN rail / panel. It is used in control panels, machine builds, spare-part replacements where the installed unit is matched to the original catalog number and a compact, documented part is required.
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Enclosure ratingIP20 (IEC 60529)
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Operating temperature0...+55 °C (IEC 60068-2-1)
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MountingDIN rail / panel
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CertificationsCE, UL, cULus
Specifications
| Mechanical |
| Weight |
338 g |
| Mounting |
DIN rail / panel |
| Enclosure rating |
IP20 (IEC 60529) |
| Environment and compliance |
| Operating temperature |
0...+55 °C (IEC 60068-2-1) |
| Certifications |
CE, UL, cULus |
Values follow the Phoenix Contact Contactron motor starter specification for this catalog number; parameters not confirmed for this variant are omitted rather than estimated.
Model comparison in the same family
| Phoenix Contact Contactron motor starter variants |
| Catalog number |
Mounting |
|
2904492 (this page) |
DIN rail / panel |
| 2904490 |
DIN rail / panel |
| 2904496 |
DIN rail / panel |
| 2904468 |
DIN rail / panel |
Before selecting an alternative, confirm its dimensions, terminals and installation requirements in the manufacturer documentation.
Where it sits in the control system
The 2904492 is the device-level element in a Phoenix Contact industrial component installation. It receives the field signals and control supply listed above — the rated supply — 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 control panels, machine builds, spare-part replacements, where the unit is matched to the original catalog number and the enclosure provides DIN rail / panel support. Record the catalog number and revision from the nameplate of the installed unit before specifying a like-for-like spare.
Selection notes for Phoenix Contact 2904492
Phoenix Contact 2904492 — 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 2904492; record the nameplate data of the unit being replaced before selecting an equivalent.
- Certifications: CE, UL, cULus — Check this value against the nameplate of the installed unit before ordering.
- Enclosure rating: IP20 (IEC 60529) — Match it to the existing panel and upstream protection.
- Operating temperature: 0...+55 °C (IEC 60068-2-1) — Record it with the other nameplate data when sourcing a replacement.
- Weight: 338 g — Confirm the revision of the installed unit before a like-for-like replacement.
Datasheets and compliance documents are available on request; quote the full catalog number when enquiring.
Common questions about 2904492
Q.Before ordering 2904492, which mounting entry should be checked?
The mounting entry quoted above is DIN rail / panel. Use the value as the reference when sourcing a current-production equivalent.
Q.Where can I find the enclosure rating data for 2904492?
It is listed in the specification table for Phoenix Contact 2904492 as IP20 (IEC 60529). Check the revision of the installed unit if the catalog number has been superseded.
Q.For 2904492, what does the specification table state about operating temperature?
The specification table lists operating temperature = 0...+55 °C (IEC 60068-2-1) for Phoenix Contact 2904492. Compare it with the nameplate of the installed unit before ordering.
Q.What should I include in an enquiry for 2904492?
Send the full catalog number 2904492, the required quantity and a photo of the nameplate. Stock, lead time and the applicable compliance documents can then be confirmed for Phoenix Contact 2904492.
Q.How do I confirm compatibility of 2904492 before ordering?
Match the catalog number 2904492 and the specification values listed above against the installed unit, then confirm the firmware or hardware revision where a revision-sensitive part is involved.