# Assembly Support, Stand Alone, Screw Terminal, 3RU21 Series Overload Relay

![Product image](https://novapart.co/image/farnell:3481146/)

**URL**: https://novapart.co/products/3RU2936-3AA01/assembly-support-stand-alone-screw-terminal-3ru21
**SKU**: 3RU2936-3AA01
**Manufacturer**: SIEMENS
**Category**: Automation & Process Control || Industrial Switches & Control Stations || Industrial Switch Accessories
**Price**: €19.8200
**Stock**: 10+

## Specifications

| Parameter | Value |
|---|---|
| Svhc | To Be Advised |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:3481146/)

**3RU2936-3AA01** 

**Data sheet** 

stand-alone assembly support for 3RU21/3RB30/3RB31/3RR2 Size S2 Standalone installation Main circuit: Screw 

|||stand-alone assembly support for 3RU21/3RB30/3RB31/3RR2 Size S2 Stand-<br>alone installation Main circuit: Screw|
|---|---|---|
|**product brand name**||SIRIUS|
|**product category**||Terminal support|
|**product designation**||individual mount|
|**product type designation**||3RU29|
|**General technical data**<br>~~|~~|||
|**size of overload relay**<br>~~|~~||S2<br>~~|~~|
|**protection class IP on the front**|||
|● accordingto IEC 60529||IP20|
|**Substance Prohibitance(day/month/year)**||10/15/2014|
|**Net Weight**||0.179 kg|
|**Ambient conditions**<br>~~|~~|||
|**ambient temperature**<br>~~|~~||~~|~~|
|● duringoperation||-20 ... +70 °C|
|● duringstorage||-50 ... +80 °C|
|Electrical Safety<br>~~Ce~~|||
|**protection class IP on the front according to IEC 60529**||IP20|
|**touch protection on the front according to IEC 60529**||finger-safe, for vertical contact from the front|
|**Installation/ mounting/ dimensions**<br>~~|~~|||
|**fastening method**<br>~~|~~||screw and snap-on mountingonto 35 mm DIN rail<br>~~|~~|
|**height**||105 mm|
|**width**||55 mm|
|**depth**||110 mm|
|**Connections/ Terminals**<br>~~|~~|||
|**type of electrical connection**<br>~~|~~||~~|~~|
|● for main current circuit||screw-type terminals|
|**type of connectable conductor cross-sections**|||
|● for main contacts|||
|— solid||1x(1 ... 50 mm²)|
|— stranded||1x(1 ... 50 mm²)|
|— finelystranded with core endprocessing||1x(1 ... 35 mm²)|
|● for AWG cables for main contacts||1x(18 ... 1)|
|**Approvals Certificates**<br>~~ee~~|||
|**Environment**<br>~~ee~~|**General Product Approval**<br>~~ee~~||



Subject to change without notice © Copyright Siemens 

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**Test Certificates Maritime application** - - Type Test Certific Special Test Certific ates/Test Report ate ~~— =~~ @ & ha **Maritime application other** ~~-~~ Confirmation ~~eC‘~~ **Further information Information on the packaging** https://support.industry.siemens.com/cs/ww/en/view/109813875 **Information for data generation and storage** https://support.industry.siemens.com/cs/ww/en/view/109995012 **Information- and Downloadcenter (Catalogs, Brochures,…)** https://www.siemens.com/ic10 **Industry Mall (Online ordering system)** https://mall.industry.siemens.com/mall/en/en/Catalog/product?mlfb=3RU2936-3AA01 **Cax online generator** https://support.automation.siemens.com/WW/CAXorder/default.aspx?lang=en&mlfb=3RU2936-3AA01 **Service&Support (Manuals, Certificates, Characteristics, FAQs,...)** https://support.industry.siemens.com/cs/ww/en/ps/3RU2936-3AA01 **Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, EPLAN macros, ...)** https://www.automation.siemens.com/bilddb/cax_de.aspx?mlfb=3RU2936-3AA01&lang=en 

Subject to change without notice © Copyright Siemens 

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Subject to change without notice © Copyright Siemens 

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5/29/2026 



## Links

- [View this product on Novapart](https://novapart.co/products/3RU2936-3AA01/assembly-support-stand-alone-screw-terminal-3ru21)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/siemens/3ru2936-3aa01/control-gear-switch-gear/dp/3481146)
---

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