Siemens 3RU2926-3AA01 (SIRIUS 3RU2 accessories): stand-alone assembly support for 3RU21/3RB30/3RB31/3RR2 Size S0 Stand- alone installation Main circuit: Screw Auxiliary circuit: –.
Terminal supports allow a 3RU2 overload relay to be mounted on its own on a DIN rail or plate, separate from the contactor.
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Technical data
| Siemens order number | 3RU2926-3AA01 |
|---|---|
| Product type designation | 3RU29 |
| Ambient temperature (operation) | -20 … +70 °C |
| Dimensions (W x H x D) | 45 x 97 x 87 mm |
| Weight, approx. | 0.051 kg |
| Product category | terminal support |
| Product designation | Stand-alone installation support |
| Size of overload relay | S0 |
| Protection class IP on the front > according to IEC 60529 | IP20 |
| Ambient temperature > during storage | -50 … +80 °C |
| Touch protection on the front according to IEC 60529 | finger-safe, for vertical contact from the front |
| Fastening method | screw and snap-on mounting onto 35 mm DIN rail |
| Height | 97 mm |
| Width | 45 mm |
| Depth | 87 mm |
| Type of electrical connection > for main current circuit | screw-type terminals |
| Solid | 1x (1 … 10 mm²) |
| Finely stranded with core end processing | 1 … 6 mm² |
| Environment | General Product Approval |
| Condition | New, original Siemens |
Typical applications
- Stand-alone mounting of overload relays
- Panel modifications
Compatibility and replacement
Check that the support matches the size of the overload relay (S00, S0 …).
Before you replace it
- Check the supply voltage and wiring of the old unit before installing the new one.
- Note the firmware version printed on the old unit; TIA Portal or LOGO! Soft Comfort must support it.
- Compare the full order number 3RU2926-3AA01 with the label on the old unit, including the last digits (they identify the version).
Frequently asked questions
Which relays does it fit?
3RU2 overload relays of the size listed in the Siemens description.
Is it new and original?
Yes. We supply new, original parts in the manufacturer packaging, with a 1-year warranty.
Can I get a datasheet?
The official manufacturer datasheet is the source of the technical data above; we can send the PDF with the quotation on request.
Can I get a price and delivery time?
Prices are quoted on request. Send the order number, quantity and delivery country on WhatsApp and we will reply with price and delivery time; air shipping is usually 5 to 7 days once ready, with a 1-year warranty.
Ordering tips
Send us the full order number from the label of the old part, or a clear photo of the label, together with the quantity you need. We check the number against the current manufacturer data before we quote and tell you if there is a newer replacement.
Need it fast? Send the order number, quantity and delivery country on WhatsApp or through the inquiry form and we reply with a quotation the same working day. All parts are new and original, covered by a 1-year warranty, and ship worldwide by air in 5 to 7 days once ready (shipping, payment and warranty). Local agents: Saudi Arabia, Iraq, the UAE, Egypt, Oman, Libya, Morocco, Mauritania, Yemen, Algeria and Jordan.





