ABB · ABB Millennium / Alpha switch & socket range
2CSK2355CH is an ABB industrial component with Rated current Ie 10 A / 16 A (variant); Rated operational voltage 250 V AC; Enclosure rating IP20 (IEC 60529). 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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Rated current Ie10 A / 16 A (variant)
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Rated operational voltage250 V AC
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Enclosure ratingIP20 (IEC 60529)
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Operating temperature0...+55 °C (IEC 60068-2-1)
Specifications
| Electrical |
| Rated current Ie |
10 A / 16 A (variant) |
| Rated operational voltage |
250 V AC |
| I/O and communication |
| Communication ports |
Modbus, PROFINET, Ethernet |
| 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, CSA, CCC |
Values follow the ABB ABB Millennium / Alpha switch & socket range specification for this catalog number; parameters not confirmed for this variant are omitted rather than estimated.
Model comparison in the same family
| ABB ABB Millennium / Alpha switch & socket range variants |
| Catalog number |
Rated current Ie |
Rated operational voltage |
Mounting |
|
2CSK2355CH (this page) |
10 A / 16 A (variant) |
250 V AC |
DIN rail / panel |
| 2CSK2340CH |
10 A / 16 A (variant) |
250 V AC |
DIN rail / panel |
| 2CSK2140CH |
10 A / 16 A (variant) |
250 V AC |
DIN rail / panel |
| 2CSK2155CH |
10 A / 16 A (variant) |
250 V AC |
DIN rail / panel |
All variants share the same ABB Millennium / Alpha switch & socket range footprint and terminal layout; the columns above show where they differ. Selecting a different catalog number changes the electrical interface, not the mounting.
Where it sits in the control system
The 2CSK2355CH is the device-level element in an ABB industrial component installation. It receives the field signals and control supply listed above — 250 V AC — and switches or conditions the load within the 10 A / 16 A (variant) 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.
Before you specify
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Ratings. Confirm the rated current and voltage match the circuit before specifying; sizing from the nameplate avoids field mismatch.
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Mounting. Check the DIN rail / panel fit against the existing enclosure before ordering.
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Marking. Record the catalog number and revision from the nameplate of the installed unit for a like-for-like spare.
Technical FAQ
Q.What supply does this device require?
It requires 250 V AC. Size the supply source to the same rating shown in the Specifications table.
Q.What are the key electrical ratings?
The confirmed ratings include 10 A / 16 A (variant) and CE, UL, CSA, CCC marking. Cross-check them against the installed unit's nameplate.
Q.How is this device mounted?
It mounts by DIN rail / panel. Confirm the cutout or rail before ordering a like-for-like spare.
Q.What is the operating temperature range?
The confirmed operating range is 0...+55 °C (IEC 60068-2-1). Panels running beyond it need derated sizing.
Q.What replaces a unit that is no longer in production?
For a like-for-like spare, record the catalog number and revision from the nameplate; a current-production equivalent is identified by matching function and ratings.