Schneider Electric · PLC Cable / Modbus Accessory
990NAD21930 is a Schneider Electric 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.
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Rated current Ieup to 4 A
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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
Specifications
| 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, CSA, CCC, EAC, Marine |
Values follow the Schneider Electric PLC Cable / Modbus Accessory specification for this catalog number; parameters not confirmed for this variant are omitted rather than estimated.
Model comparison in the same family
| Schneider Electric PLC Cable / Modbus Accessory variants |
| Catalog number |
Rated current Ie |
Mounting |
|
990NAD21930 (this page) |
up to 4 A |
DIN rail / panel |
| 990NAD21910 |
up to 4 A |
DIN rail / panel |
| 990NAD21130 |
up to 4 A |
DIN rail / panel |
| 990NAD21810 |
up to 4 A |
DIN rail / panel |
Verify model-specific dimensions, terminals and installation requirements in the manufacturer documentation before selecting an alternative.
Where it sits in the control system
The 990NAD21930 is the device-level element in a Schneider Electric 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.
Selection notes for Schneider Electric 990NAD21930
Schneider Electric 990NAD21930 Industrial Cable. See the manufacturer product information for this catalog number.
- Operating temperature: 0...+55 °C (IEC 60068-2-1) — Confirm the revision of the installed unit before a like-for-like replacement.
- Certifications: CE, UL, CSA, CCC, EAC, Marine — Use it as the reference when cross-checking a current-production equivalent.
- Rated current Ie: up to 4 A — Verify it in the project documentation before confirming the order.
- Mounting: DIN rail / panel — Check this value against the nameplate of the installed unit before ordering.
Datasheets and compliance documents are available on request; quote the full catalog number when enquiring.
Common questions about 990NAD21930
Q.Which value is published under mounting for catalog number 990NAD21930?
For 990NAD21930, mounting is given as DIN rail / panel. Compare it with the nameplate of the installed unit before ordering.
Q.Before ordering 990NAD21930, which certifications entry should be checked?
The certifications entry quoted above is CE, UL, CSA, CCC, EAC, Marine. Confirm this figure against the unit currently in the panel.
Q.Where can I find the rated current Ie data for 990NAD21930?
It is listed in the specification table for Schneider Electric 990NAD21930 as up to 4 A. Use the value as the reference when sourcing a current-production equivalent.
Q.What should I include in an enquiry for 990NAD21930?
Send the full catalog number 990NAD21930, the required quantity and a photo of the nameplate. Stock, lead time and the applicable compliance documents can then be confirmed for Schneider Electric 990NAD21930.
Q.Can the 990NAD21930 replace the unit currently installed in my panel?
Compare catalog number 990NAD21930 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.