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Phoenix Contact · Signal Conditioner / Isolation Amplifier
2861755 is a Phoenix Contact circuit breaker with Tripping characteristic 8 mm; Breaking capacity Icu/Ics Copper; Supply voltage 5 V DC. 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.
| Electrical | |
| Breaking capacity Icu/Ics | Copper |
|---|---|
| Tripping characteristic | 8 mm |
| Supply voltage | 5 V DC |
| Input voltage range | -3 V DC ... 5 V DC |
| Output voltage | 5 V DC |
| Frequency | max. 300 kHz |
| Rated speed | 500 kbps |
| Encoder type | symmetrical encoders according to EIA-422 and asymmetrical encoders |
| I/O and communication | |
| Bus interface | 4 Byte |
| Mechanical | |
| Weight | 169.3 g |
| Mounting | DIN rail / panel |
| Terminal wire size | 0.08 mm² ... 1.5 mm² |
| Enclosure rating | IP20 (IEC 60529) |
| Environment and compliance | |
| Operating temperature | 0...+55 °C (IEC 60068-2-1) |
| Certifications | CE, UL, cULus |
| Humidity | 10 % ... 95 % (non-condensing) |
Values follow the Phoenix Contact Signal Conditioner / Isolation Amplifier specification for this catalog number; parameters not confirmed for this variant are omitted rather than estimated.
| Phoenix Contact Signal Conditioner / Isolation Amplifier variants | |||
| Catalog number | Tripping characteristic | ||
|---|---|---|---|
| 2861755 (this page) | 8 mm | ||
| 2862152 | 8 mm | ||
| 2864419 | 12 mm | ||
Before selecting an alternative, confirm its dimensions, terminals and installation requirements in the manufacturer documentation.
The 2861755 is the device-level element in a Phoenix Contact circuit breaker installation. It receives the field signals and control supply listed above — 5 V DC — 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 DIN rail / panel support. Record the catalog number and revision from the nameplate of the installed unit before specifying a like-for-like spare.
Phoenix Contact 2861755 — 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 2861755; always cross-check the catalog number and hardware revision on the nameplate before placing an order.
For a discontinued unit, match function and electrical ratings rather than the label alone.
Q.For 2861755, what does the specification table state about frequency?
The specification table lists frequency = max. 300 kHz for Phoenix Contact 2861755. Confirm this figure against the unit currently in the panel.
Q.Which value is published under weight for catalog number 2861755?
For 2861755, weight is given as 169.3 g. Use the value as the reference when sourcing a current-production equivalent.
Q.Before ordering 2861755, which enclosure rating entry should be checked?
The enclosure rating entry quoted above is IP20 (IEC 60529). Check the revision of the installed unit if the catalog number has been superseded.
Q.Can the 2861755 replace the unit currently installed in my panel?
Compare catalog number 2861755 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.How do I confirm compatibility of 2861755 before ordering?
Match the catalog number 2861755 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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