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Allen-Bradley · ControlLogix PLC platform
1756-RMC3 is an Allen-Bradley industrial component with Rated current Ie up to 4 A; Enclosure rating IP20 (IEC 60529); Operating temperature 0...+55 °C (IEC 60068-2-1). 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.
| Electrical | |
| Rated current Ie | up to 4 A |
|---|---|
| Mechanical | |
| 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 Allen-Bradley ControlLogix PLC platform specification for this catalog number; parameters not confirmed for this variant are omitted rather than estimated.
| Allen-Bradley ControlLogix PLC platform variants | |||
| Catalog number | Rated current Ie | Mounting | |
|---|---|---|---|
| 1756-RMC3 (this page) | up to 4 A | DIN rail / panel | |
| 1756-RMC1 | up to 4 A | DIN rail / panel | |
| 1756-RMC10 | up to 4 A | DIN rail / panel | |
| 1756-RM2 | — | DIN rail / panel | |
Verify model-specific dimensions, terminals and installation requirements in the manufacturer documentation before selecting an alternative.
The 1756-RMC3 is the device-level element in an Allen-Bradley industrial component installation. It receives the field signals and control supply listed above — the rated supply — and switches or conditions the load within the up to 4 A 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.
Allen-Bradley 1756-RMC3 Fiber Cable. See the manufacturer product information for this catalog number.
For a discontinued unit, match function and electrical ratings rather than the label alone.
Q.For 1756-RMC3, what does the specification table state about operating temperature?
The specification table lists operating temperature = 0...+55 °C (IEC 60068-2-1) for Allen-Bradley 1756-RMC3. Confirm this figure against the unit currently in the panel.
Q.Which value is published under certifications for catalog number 1756-RMC3?
For 1756-RMC3, certifications is given as CE, UL, cULus. Use the value as the reference when sourcing a current-production equivalent.
Q.Before ordering 1756-RMC3, which rated current Ie entry should be checked?
The rated current Ie entry quoted above is up to 4 A. Check the revision of the installed unit if the catalog number has been superseded.
Q.What should I include in an enquiry for 1756-RMC3?
Send the full catalog number 1756-RMC3, the required quantity and a photo of the nameplate. Stock, lead time and the applicable compliance documents can then be confirmed for Allen-Bradley 1756-RMC3.
Q.How do I confirm compatibility of 1756-RMC3 before ordering?
Match the catalog number 1756-RMC3 and the specification values listed above against the installed unit, then confirm the firmware or hardware revision where a revision-sensitive part is involved.
Standard (US & Canada, tracked courier): delivered in 5–8 business days. In-stock items are processed within 2–4 business days. USD 25 flat rate on orders under $500.00; free on orders of $500.00 and above.
Express (DHL Express / FedEx International): upgraded expedited delivery in 2–4 business days. The Express surcharge is calculated at checkout based on destination and order weight.
Non-Stock / On-Order items ship on request: dispatch time is confirmed before your order — see our Shipping Policy. Shipping charges and available services are displayed at checkout. See the Shipping Policy for details.
Every product is covered by a 12-month seller warranty provided by SHLY-PLC, effective from the date of delivery, against defects in materials and workmanship under normal use.
This warranty does not cover damage from misuse, improper installation, power surges, neglect, unauthorized repair, or normal wear and tear. See our Return Policy for warranty-claim instructions.
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