# Circuit Breaker, MCB, 5SY7, 3P, 15 kA, 400 V, 2 A
**URL**: https://novapart.co/products/5SY7302-7/circuit-breaker-mcb-5sy7-3p-15-ka-400-v-2-a
**SKU**: 5SY7302-7
**Manufacturer**: SIEMENS
**Price**: €126.4600
**Stock**: 10+
## Specifications
| Parameter | Value |
|---|---|
| Product Range | SENTRON Series |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:3476725/)
**5SY7302-7**
**Data sheet**
Miniature circuit breaker 400 V 15kA, 3-pole, C, 2A, D=70 mm
|ee
Gere)|Miniature circuit breaker 400 V 15kA, 3-pole, C, 2A, D=70 mm|
|---|---|
|**Model**
~~TT~~||
|**product brand name**
~~TT~~|SENTRON
~~TT~~|
|**product designation**|Miniature circuit breaker|
|**General technical data**
~~SS~~||
|**number ofpoles**
~~SS~~|3
~~SS~~|
|**design ofpole**
~~SS~~|3P
~~SS~~|
|**tripping characteristic class**|C|
|**mechanical service life(operating cycles) typical**|10 000|
|**overvoltage category**|3|
|**degree of pollution**|3|
|**Voltage**
~~EE~~
~~-~~||
|**type of voltage of the operating voltage**
~~EE~~
~~-~~|AC
~~-~~|
|**insulation voltage (Ui)**
~~EE~~
~~-~~|~~-~~|
|● with single-phase operation at AC rated value|440 V|
|● with multi-phase operation at AC rated value|440 V|
|**supply voltage with single-phase operation at AC rated**
**value**|230 V|
|||
|**● operational current**||
|**— at 40 °C rated value**|1.9 A|
|— at 50 °C rated value|1.8 A|
|— at 55 °C rated value|1.75 A|
|— at 60 °C rated value|1.7 A|
|**● operational current at AC rated value**|2 A|
|**Supply voltage**
~~|~~||
|**supply voltage**
~~|~~|~~|~~|
|● at AC|400 V|
|● at DC rated value|60 V|
|**value range of the supply voltage frequency**|50/60 Hz|
|operatingvoltage at DC rated value maximum|72 V|
|**Protection class**||
|**protection class IP**|IP20, with connected conductors|
|**Breaking Capacity**
~~ee~~||
|**switching capacity current**
~~ee~~|~~ee~~|
|● at DC accordingto IEC 60947-2 rated value|15 kA|
|● accordingto EN 60898 rated value|15 kA|
|● accordingto IEC 60947-2 rated value|50 kA|
|**energy limitation class**|3|
|**Dissipation**
~~a~~||
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Subject to change without notice © Copyright Siemens
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||power loss [W] for rated value of the current at AC in hot
operatingstateperpole|1.2 W||
|---|---|---|---|
||**suitability for operation**|Infrastructure / Industry||
||**Product details**|||
||**product feature touchprotection**|Yes||
||**product component**|||
||● combined terminal top|Yes||
||● combined terminal bottom|Yes||
||● neutral conductor switching|No||
||**product feature properties for main switches in accordance**
**with EN 60204-1**|Yes||
||**product feature halogen-free**|Yes||
||**product feature sealable**|Yes||
||**product feature silicon-free**|Yes||
||**product extension installable supplementary devices**|Yes||
||**Product function**|||
||**set values setting current(Ii) for I-tripping**|8||
||**reference value setting current(Ii) for I-tripping**|x In||
||**Short circuit**|||
||**short-circuit current breaking capacity (Icn)**|||
||● at AC accordingto UL 1077 and CSA C22.2 No.235|5 kA||
||**Connections**|||
||**connectable conductor cross-section solid**|||
||● minimum|0.75 mm²||
||● maximum|35 mm²||
||**connectable conductor cross-section stranded**|||
||● minimum|0.75 mm²||
||● maximum|35 mm²||
||**connectable conductor cross-section finely stranded with**
**core endprocessing**|||
||● minimum|0.75 mm²||
||● maximum|25 mm²||
||**AWG number as coded connectable conductor cross**
**section**|||
||● minimum|18||
||● maximum|4||
||**tightening torque[lbf·in] with screw-type terminals**|||
||● minimum|22 lbf·in||
||● maximum|31 lbf·in||
||**tightening torque with screw-type terminals**|||
||● minimum|2.5 N·m||
||● maximum|3.5 N·m||
||**position of power supply cord**|Any||
||**Mechanical Design**|||
||**height**|90 mm||
||**width**|54 mm||
||**depth**|76 mm||
||**installation depth**|70 mm||
||**number of modular width units**|3||
||**fastening method**|DIN rail||
||**mounting position**|any||
||**Net Weight**|477g||
||**Environmental conditions**|||
||**influence of the surrounding temperature**|max. 95% RH upto 55°C, max. 55% RH upto 70°C, max. 35% RH upto 75°C||
||**standard**|IEC / EN 60898-1, IEC / EN 60947-2 / UL1077||
||**vibration resistance according to IEC 60068-2-6**|±1mm at 5 to 25Hz; 50m/s² at 25 to 150Hz||
||**ambient temperature during operation**|||
||● minimum|-40 °C||
||● maximum|70 °C||
||**ambient temperature during storage**|||
5SY73027 Page 2/6
Subject to change without notice © Copyright Siemens
6/4/2026
● minimum -40 °C ● maximum 75 °C **number of test cycles for environmental testing according** 6 **to IEC 60068-2-30** ~~P|~~ **Approvals Certificates Environment General Product Approval** Environmental ConEnvironmental Confirmations firmations **General Product Approval** 2 ~—— Miscellaneous FAL ARvy Confirmation ~~ «€é€ **General Product ApEMV Test Certificates Maritime application proval** - Special Test Certific ate **Maritime application other Railway** Confirmation Special Test CertificConfirmation ate
~~E~~ **Further information** ~~S~~ **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=5SY7302-7 **Service&Support (Manuals, Certificates, Characteristics, FAQs,...)** https://support.industry.siemens.com/cs/ww/en/ps/5SY7302-7 **Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, ...)** https://www.automation.siemens.com/bilddb/cax_en.aspx?mlfb=5SY7302-7 **CAx-Online-Generator** https://www.siemens.com/cax **Tender specifications** https://www.siemens.com/specifications **Characteristic curves** https://curves.simaris.siemens.com/curves/
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## Links
- [View this product on Novapart](https://novapart.co/products/5SY7302-7/circuit-breaker-mcb-5sy7-3p-15-ka-400-v-2-a)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/siemens/5sy7302-7/rcbo-rcd-gfci-afdd-circuit-breakers/dp/3476725)
---
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