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Siemens · industrial component
6ED10521-FB08-0BA0 is a Siemens industrial component with Supply voltage 24V DC / 24V AC (depending on variant); 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 insulation voltage Ui | 690 V (IEC 60947-4-1) |
|---|---|
| Rated impulse withstand Uimp | 6 kV (IEC 60947-4-1) |
| Supply voltage | 24V DC / 24V AC (depending on variant) |
| 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 Siemens industrial component specification for this catalog number; parameters not confirmed for this variant are omitted rather than estimated.
| Siemens industrial component variants | |||
| Catalog number | Mounting | ||
|---|---|---|---|
| 6ED10521-FB08-0BA0 (this page) | DIN rail / panel | ||
| 6ED10521MD080BA1 | DIN rail / panel | ||
| 6ED1052-1CA00-0BA0 | DIN rail / panel | ||
| 6ED1052-1CC08-0BA2 | DIN rail / panel | ||
Before selecting an alternative, confirm its dimensions, terminals and installation requirements in the manufacturer documentation.
The 6ED10521-FB08-0BA0 is the device-level element in a Siemens industrial component installation. It receives the field signals and control supply listed above — 24V DC / 24V AC (depending on variant) — 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.
Siemens 6ED1052-1FB08-0BA0 Logic Module. See the manufacturer documentation for this order number.
For a discontinued unit, match function and electrical ratings rather than the label alone.
Q.For 6ED10521-FB08-0BA0, what does the specification table state about rated insulation voltage Ui?
The specification table lists rated insulation voltage Ui = 690 V (IEC 60947-4-1) for Siemens 6ED10521-FB08-0BA0. Use the value as the reference when sourcing a current-production equivalent.
Q.Which value is published under rated impulse withstand Uimp for catalog number 6ED10521-FB08-0BA0?
For 6ED10521-FB08-0BA0, rated impulse withstand Uimp is given as 6 kV (IEC 60947-4-1). Check the revision of the installed unit if the catalog number has been superseded.
Q.Before ordering 6ED10521-FB08-0BA0, which supply voltage entry should be checked?
The supply voltage entry quoted above is 24V DC / 24V AC (depending on variant). Compare it with the nameplate of the installed unit before ordering.
Q.How do I confirm compatibility of 6ED10521-FB08-0BA0 before ordering?
Match the catalog number 6ED10521-FB08-0BA0 and the specification values listed above against the installed unit, then confirm the firmware or hardware revision where a revision-sensitive part is involved.
Q.Can the 6ED10521-FB08-0BA0 replace the unit currently installed in my panel?
Compare catalog number 6ED10521-FB08-0BA0 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.
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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