# Circuit Breaker, SENTRON Series, 400 V, 16 A, 3 Pole, 25 kA

![Product image](https://novapart.co/image/farnell:3475618/)

**URL**: https://novapart.co/products/5SP3816-3/circuit-breaker-sentron-series-400-v-16-a-3-pole
**SKU**: 5SP3816-3
**Manufacturer**: SIEMENS
**Price**: €258.5300
**Stock**: 10+

## Specifications

| Parameter | Value |
|---|---|
| No. Of Poles | 3 Pole |
| Product Range | SENTRON Series |
| Current Rating | 16A |
| Overload Current | 25kA |
| Insulation Voltage | 690V |
| Voltage Rating Vac | 400V |
| Voltage Rating Vdc | - |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:3475618/)

**5SP3816-3** 

**Data sheet** 

Main miniature circuit breaker (SHU), 3x 1-pole, E 16, 400V 

|G<br>©<br>qd’<br>© ef<br>}<br>-_<br>a)<br>i)<br>——S<br>“"g<br>i<br>|<br>-<br>]<br>Figure similar|Main miniature circuit breaker (SHU), 3x 1-pole, E 16, 400V|
|---|---|
|**Model**||
|**product brand name**|SENTRON|
|**product designation**|Miniature circuit breaker|
|**design of theproduct**|Main miniature circuit breaker|
|**design of the locking device**|Integrated lockingslide, lockable bymeans of a lock, wire seal and cable ties|
|**General technical data**||
|**number ofpoles**|3|
|**design ofpole**|3P|
|**tripping characteristic class**|E|
|**mechanical service life(operating cycles) typical**|20 000|
|**overvoltage category**|4|
|**degree of pollution**|3|
|**Voltage**||
|insulation voltage(Ui)rated value|690 V|
|surge voltage resistance rated value|6 kV|
|**supply voltage with single-phase operation at AC rated**<br>**value**|230 V|
|||
|**● operational current**||
|— at 30 °C rated value|16 A|
|**— at 40 °C rated value**|15.2 A|
|— at 50 °C rated value|14.4 A|
|— at 55 °C rated value|14 A|
|**● operational current at AC rated value**|16 A|
|**Supply voltage**||
|supplyvoltage at AC|400 V|
|**operating voltage rated value**||
|● minimum|110 V|
|● maximum|440 V|
|supplyvoltage frequencyrated value|50 Hz|
|**Protection class**||
|**protection class IP**|IP40, with connected conductors|
|**Breaking Capacity**||
|**switching capacity current**||
|● rated value|25 kA|
|● accordingto EN 60898 rated value|25 kA|
|**Dissipation**||
|power loss [W] for rated value of the current at AC in hot|4.5 W|



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|operatingstateperpole|operatingstateperpole||
|---|---|---|
|**suitability for operation**<br>~~rs~~||Residential buildings/infrastructure<br>~~rs~~|
|**Product details**|||
|**product component**|||
|**● infeed at box terminal**||Yes|
|● saddle terminals||Yes|
|**product feature properties for main switches in accordance**<br>**with EN 60204-1**<br>~~ae~~||Yes<br>~~ae~~|
|**product feature sealable**<br>~~ae~~||Yes<br>~~ae~~|
|**Display and operation**|||
|displayversion for switch position indicator||OFF =green, ON = red|
|**Connections**<br>~~a~~|||
|**connectable conductor cross-section of the box terminal**<br>~~a~~|||
|● solid minimum||2.5 mm²|
|● solid maximum||50 mm²|
|● stranded minimum||2.5 mm²|
|● stranded maximum||50 mm²|
|**connectable conductor cross-section solid**|||
|● minimum||2.5 mm²|
|● maximum||50 mm²|
|**connectable conductor cross-section stranded**|||
|● minimum||2.5 mm²|
|● maximum||50 mm²|
|**connectable conductor cross-section finely stranded with**<br>**core endprocessing**|||
|● minimum||2.5 mm²|
|● maximum<br>~~Be~~||50 mm²<br>~~Be~~|
|**position of power supply cord**<br>~~Be~~||Any<br>~~Be~~|
|**Mechanical Design**|||
|**height**||128 mm|
|**depth**||76.3 mm|
|**depth of the enclosure**||76.3 mm|
|**number of modular width units**||4.5|
|**fastening method**||DIN rail|
|fasteningmethod other<br>~~ae~~||on DIN rail 35 mm acc. to EN 60715<br>~~ae~~|
|**Net Weight**<br>~~ae~~||1.01 kg<br>~~ae~~|
|**Environmental conditions**|||
|**shock resistance**||30g, at least 3 impacts, impact duration 11 ms|
|**vibration resistance according to IEC 60068-2-6**||2g, 20 frequencycycles 5 to 150 to 15 Hz|
|**ambient temperature during operation**|||
|● minimum||-25 °C|
|● maximum||55 °C|
|**ambient temperature during storage**|||
|● minimum||-40 °C|
|● maximum||70 °C|
|**Approvals Certificates**<br>~~a~~|||
|**Environment**<br>~~a~~|**General Product Approval**<br>~~a~~||



Environmental ConEnvironmental Con- ~~—~~ firmations firmations FL eg <é **other** Confirmation 

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## **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/lowvoltage/catalogs **Industry Mall (Online ordering system)** https://mall.industry.siemens.com/mall/en/en/Catalog/product?mlfb=5SP3816-3 **Service&Support (Manuals, Certificates, Characteristics, FAQs,...)** https://support.industry.siemens.com/cs/ww/en/ps/5SP3816-3 **Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, ...)** https://www.automation.siemens.com/bilddb/cax_en.aspx?mlfb=5SP3816-3 **CAx-Online-Generator** https://www.siemens.com/cax **Tender specifications** https://www.siemens.com/specifications 

**Characteristic curves** https://curves.simaris.siemens.com/curves/<mmp_prod_noCOMP="HAUPT"></mmp_prod__no> 

**==> picture [203 x 225] intentionally omitted <==**

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**last modified:** 7/22/2025 

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## Links

- [View this product on Novapart](https://novapart.co/products/5SP3816-3/circuit-breaker-sentron-series-400-v-16-a-3-pole)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/siemens/5sp3816-3/miniature-ckt-breaker-3p-16a-400vac/dp/3475618)
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