3SU1851-0AA00-0AG2

**3SU1851-0AA00-0AG2** 

**Data sheet** 

enclosure for command devices, 22 mm, round, enclosure material metal, enclosure top part yellow, with protective collar for 5 padlocks EMERGENCY-OFF mushroom 40 mm and EMERGENCY-OFF mushroom 40 mm with key-operated release BKS, Siemens, C, O.M.R., 1 command point, without equipment, base mounting, 1xM20 each on top and bottom 

|enclosure for command devices, 22 mm, round, enclosure material metal,<br>enclosure top part yellow, with protective collar for 5 padlocks EMERGENCY-OFF<br>mushroom 40 mm and EMERGENCY-OFF mushroom 40 mm with key-operated<br>release BKS, Siemens, C, O.M.R., 1 command point, without equipment, base<br>mounting, 1xM20 each on top and bottom<br>**product brand name**<br>SIRIUS ACT<br>**product designation**<br>Enclosures<br>**product type designation**<br>3SU1<br>**Enclosure**<br>**design of the housing**<br>With protective collar for 5 padlocks, mushroom 40 mm with key-operated<br>release<br>**shape of the enclosure front**<br>Square<br>**material of the enclosure**<br>metal<br>**number of commandpoints**<br>1<br>product componentprotective collar<br>Yes<br>color of the enclosure top part<br>yellow<br>**fastening method of the enclosure**<br>Vertical<br>**General technical data**<br>**protection class IP**<br>IP66, IP67, IP69(IP69K)<br>**degree ofprotection NEMA rating**<br>1, 2, 3, 3R, 4, 4X, 12, 13<br>shock resistance for railwayapplications accordingto EN 61373<br>Category1, Class B<br>vibration resistance for railway applications according to EN<br>61373<br>Category 1, Class B<br>**Substance Prohibitance(day/month/year)**<br>10/01/2014<br>**SVHC substance name**<br>Lead CAS-No. 7439-92-1<br>**Net Weight**<br>570g<br>**cable entry type**<br>Without<br>**Connections/ Terminals**<br>**type of electrical connection on enclosure**<br>Cable routingabove and below, both 1 x M20<br>**tightening torque of fixing screws in the enclosure cover**<br>1.5 ... 1.7 N·m<br>**Ambient conditions**<br>**ambient temperature**<br>● duringoperation<br>-25 ... +70 °C<br>● duringstorage<br>-40 ... +80 °C<br>environmental category during operation according to IEC<br>60721<br>3M6, 3S2, 3B2, 3C3, 3K6 (with relative air humidity of 10 ... 95%, no<br>condensation in operation permitted for all devices behind front panel)<br>**Installation/ mounting/ dimensions**<br>fasteningmethod of modules and accessories<br>Floor mounting<br>**height**<br>89.4 mm<br>**width**<br>85 mm<br>**depth**<br>112.5 mm<br>**mounting diameter**<br>22.3 mm<br>Siemens~~@~~<br>EcoTech<br>~~ee~~<br>~~a~~<br>~~re~~<br>~~ee~~<br>~~a~~|enclosure for command devices, 22 mm, round, enclosure material metal,<br>enclosure top part yellow, with protective collar for 5 padlocks EMERGENCY-OFF<br>mushroom 40 mm and EMERGENCY-OFF mushroom 40 mm with key-operated<br>release BKS, Siemens, C, O.M.R., 1 command point, without equipment, base<br>mounting, 1xM20 each on top and bottom||
|---|---|---|
||SIRIUS ACT||
||Enclosures||
||3SU1||
||Floor mounting<br>~~a~~||
||89.4 mm||
||85 mm||
||112.5 mm||
||22.3 mm||



3SU18510AA000AG2 Page 1/3 

Subject to change without notice © Copyright Siemens 

6/4/2026 

|**positive tolerance of installation diameter**||0.4 mm|0.4 mm|||
|---|---|---|---|---|---|
|**Approvals Certificates**||||||
|Environmental Product Declaration||||||
|● global warming potential [CO2 eq] / during manufacturing||0.625 kg||||
|● global warming potential [CO2 eq] / during operation||0.235 kg||||
|● global warming potential [CO2 eq] / after end of life||-0.267 kg||||
|● global warming potential [CO2 eq] / total||0.593 kg||||
|**Environment**|||**General Product Approval**|||
|Environmental Con-||||||
|firmations||||||
|**General Product Approval**<br>**Test Certificates**|||**Maritime application**|||
|Type Test Certific-<br>ates/Test Report<br>ce<br>UK|||&|=|?|
|**Maritime application**<br>**other**||||||
|Confirmation||||||
|~~7~~||||||
|**Further information**<br>~~eC~~||||||
|**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=3SU1851-0AA00-0AG2||||||
|**Cax online generator**||||||
|https://support.automation.siemens.com/WW/CAXorder/default.aspx?lang=en&mlfb=3SU1851-0AA00-0AG2||||||
|**Service&Support (Manuals, Certificates, Characteristics, FAQs,...)**||||||
|https://support.industry.siemens.com/cs/ww/en/ps/3SU1851-0AA00-0AG2||||||



**Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, EPLAN macros, ...)** https://www.automation.siemens.com/bilddb/cax_de.aspx?mlfb=3SU1851-0AA00-0AG2&lang=en 

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Subject to change without notice © Copyright Siemens 

6/4/2026 

**last modified:** 4/2/2025 

3SU18510AA000AG2 Page 3/3 

Subject to change without notice © Copyright Siemens 

6/4/2026