# Thermal Magnetic Circuit Breaker, MPCB, 3RV2, 3P, 55 kA, 400 V, 25 A

![Product image](https://novapart.co/image/farnell:3447070/)

**URL**: https://novapart.co/products/3RV2023-4DA20/thermal-magnetic-circuit-breaker-mpcb-3rv2-3p-55
**SKU**: 3RV2023-4DA20
**Manufacturer**: SIEMENS
**Category**: Circuit Protection || Circuit Breakers || Thermal Magnetic Circuit Breakers
**Price**: €111.5700
**Stock**: 10+

## Specifications

| Parameter | Value |
|---|---|
| Product Range | SIRIUS 3RV2 Series |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:3447070/)

**3RV2023-4DA20** 

**Data sheet** 

circuit breaker frame size S0 for motor protection, Class 10 thermal overload release 18…25 A short-circuit release 325 A spring-loaded terminal switching capacity 30 kA at 600 V according to UL/CSA 

|**product brand name**|SIRIUS|
|---|---|
|**product designation**|Circuit breaker|
|**design of theproduct**|For motorprotection|
|**product type designation**|3RV2|
|**General technical data**||
|**Product equipment of circuit breaker for motor protection**|Yes|
|**complete unit withprotection device**||
|**size of the circuit-breaker**|S0|
|**size of contactor can be combined company-specific**|S00, S0|
|product function disconnector functionality|Yes|
|product extension auxiliaryswitch|Yes|
|**power loss[W] for rated value of the current**||
|● at AC in hot operatingstate|10.5 W|
|● at AC in hot operatingstateperpole|3.5 W|
|**type of calculation ofpower loss current-dependent**|quadratic|
|insulation voltage with degree ofpollution 3 at AC rated value|690 V|
|**surge voltage resistance rated value**|6 kV|
|**maximumpermissible voltage forprotective separation**||
|● in networks with ungrounded star point between main and|400 V|
|auxiliarycircuit||
|● in networks with grounded star point between main and|400 V|
|auxiliarycircuit||
|**protection class IP**||
|● on the front accordingto IEC 60529|IP20|
|● on the front|IP20|
|● of the terminal|IP20|
|**shock resistance according to IEC 60068-2-27**|25g/ 11 ms|
|**mechanical service life(operating cycles)**||
|● of the main contacts typical|100 000|
|● of auxiliarycontacts typical|100 000|
|electrical endurance(operatingcycles)typical|100 000|
|**reference code according to IEC 81346-2**|Q|
|**continuous current rated value**|25 A|
|**Substance Prohibitance(day/month/year)**|10/01/2009|
|**Net Weight**|0.42g|
|**Ambient conditions**||
|installation altitude at height above sea level maximum|2 000 m|



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|**ambient temperature**||
|---|---|
|● duringoperation|-20 ... +60 °C|
|● duringstorage|-50 ... +80 °C|
|● duringtransport|-50 ... +80 °C|
|**temperature compensation**|-20 ... +60 °C|
|relative humidityduringoperation|10 ... 95 %|
|**Main circuit**||
|**number ofpoles for main current circuit**|3|
|**adjustable current response value current of the current-**<br>**dependent overload release**|18 ... 25 A|
|**type of voltage for main current circuit**|AC|
|**operating voltage**||
|● rated value|690 V|
|● rated value|20 ... 690 V|
|● at AC-3 rated value maximum|690 V|
|● at AC-3e rated value maximum|690 V|
|**operating frequency rated value**|50 ... 60 Hz|
|**operational current rated value**|25 A|
|**operational current**||
|● at AC-3 at 400 V rated value|25 A|
|● at AC-3e at 400 V rated value|25 A|
|**operating power**||
|● at AC-3||
|— at 690 V rated value|22 kW|
|● at AC-3e||
|— at 690 V rated value|22 kW|
|**operating frequency**||
|● at AC-3 maximum|15 1/h|
|● at AC-3e maximum|15 1/h|
|**Auxiliary circuit**||
|**type of voltage for auxiliary and control circuit**|AC/DC|
|**number of NC contacts for auxiliary contacts**|0|
|**number of NO contacts for auxiliary contacts**|0|
|number of CO contacts for auxiliarycontacts|0|
|**Protective and monitoring functions**||
|**product function**||
|●ground fault detection|No|
|●phase failure detection|Yes|
|**trip class**|CLASS 10|
|**design of the overload release**|thermal|
|**protection function thermal overloadprotection(ANSI 49)**|Yes|
|**maximum short-circuit current breaking capacity (Icu)**||
|● at AC at 690 V rated value|4 kA|
|**operating short-circuit current breaking capacity (Ics) at AC**||
|● at 690 V rated value|2 kA|
|response value current of instantaneous short-circuit trip unit|325 A|
|**UL/CSA ratings**||
|**full-load current(FLA) for 3-phase AC motor**||
|● at 480 V rated value|25 A|
|● at 600 V rated value|25 A|
|**yielded mechanicalperformance[hp]**||
|● for single-phase AC motor||
|— at 110/120 V rated value|2 hp|
|— at 230 V rated value|3 hp|
|● for 3-phase AC motor||
|— at 200/208 V rated value|5 hp|
|— at 220/230 V rated value|7.5 hp|
|— at 460/480 V rated value|15 hp|
|— at 575/600 V rated value|20 hp|



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|**UL File Number(CCN)**|E47705(NLRV, NLRV7)|
|---|---|
|**Short-circuit protection**||
|**product function short circuitprotection**|Yes|
|**design of the short-circuit trip**|magnetic|
|**design of the fuse link for IT network for short-circuit**<br>**protection of the main circuit**||
|● at 400 V|gG 63 A|
|● at 500 V|gG 50 A|
|● at 690 V|gG 50 A|
|**Installation/ mounting/ dimensions**||
|**mounting position**|any|
|**fastening method**|screw and snap-on mountingonto 35 mm DIN rail accordingto DIN EN 60715|
|**Mounting method of circuit breaker for Transformer**<br>**protection, Generator protection and system protection**<br>**optional standard bar mounting**|Yes|
|**height**|119 mm|
|**width**|45 mm|
|**depth**|97 mm|
|**required spacing**||
|● with side-by-side mounting||
|— forwards|0 mm|
|— backwards|0 mm|
|— upwards|50 mm|
|— downwards|50 mm|
|— at the side|0 mm|
|● forgroundedparts||
|— forwards|0 mm|
|— backwards|0 mm|
|— upwards|50 mm|
|— at the side|30 mm|
|— downwards|50 mm|
|● for liveparts||
|— forwards|0 mm|
|— backwards|0 mm|
|— upwards|50 mm|
|— downwards|50 mm|
|— at the side|30 mm|
|● forgroundedparts at 690 V||
|— downwards|50 mm|
|— upwards|50 mm|
|— at the side|30 mm|
|● for liveparts at 690 V||
|— downwards|50 mm|
|— upwards|50 mm|
|— at the side|30 mm|
|**Connections/ Terminals**||
|**product component removable terminal for auxiliary and**<br>**control circuit**|No|
|**type of electrical connection**||
|● for main current circuit|spring-loaded terminals|
|**arrangement of electrical connectors for main current**<br>**circuit**|Top and bottom|
|**type of connectable conductor cross-sections**||
|● for main contacts||
|— solid or stranded|2x(1 ... 10 mm²)|
|— finelystranded with core endprocessing|2x(1 ... 6 mm²)|
|— finelystranded without core endprocessing|2x(1 ... 6 mm²)|
|● for AWG cables for main contacts|2x(18 ... 8)|
|**connectable conductor cross-section for main contacts**||
|● solid or stranded|1 ... 10 mm²|



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|● finelystranded with core endprocessing|1 ... 6 mm²|
|---|---|
|● finelystranded without core endprocessing|1 ... 6 mm²|
|**AWG number as coded connectable conductor cross**<br>**section for main contacts**|18 ... 8|
|**design of screwdriver shaft**<br>~~oy~~|Diameter 3 mm<br>~~oy~~|
|**size of the screwdriver tip**<br>~~oy~~|3,0 x 0,5 mm<br>~~oy~~|
|**Safety related data**<br>~~oy~~||
|product function suitable for safetyfunction<br>~~oy~~|Yes<br>~~oy~~|
|**suitability for use**||
|● safety-related switchingon|No|
|● safety-related switchingOFF|Yes|
|**service life maximum**|10 a|
|**test wear-related service life necessary**|Yes|
|**proportion of dangerous failures**||
|● with low demand rate accordingto SN 31920|40 %|
|● with high demand rate accordingto SN 31920|50 %|
|**B10 value with high demand rate according to SN 31920**|5 000|
|**failure rate [FIT] with low demand rate according to SN**<br>**31920**<br>~~a~~|50 FIT<br>~~a~~|
|ISO 13849<br>~~a~~||
|**device type according to ISO 13849-1**<br>~~a~~<br>~~————~~|3<br>~~a~~<br>~~————~~|
|**overdimensioning according to ISO 13849-2 necessary**<br>~~————~~|Yes<br>~~————~~|
|IEC 61508<br>~~————~~||
|**safety device type according to IEC 61508-2**<br>~~————~~|Type A<br>~~————~~|
|**T1 value**||
|● for proof test interval or service life according to IEC<br>61508<br>~~a~~|10 a<br>~~a~~|
|Electrical Safety<br>~~a~~||
|**protection class IP on the front according to IEC 60529**<br>~~a~~|IP20<br>~~a~~|
|**touch protection on the front according to IEC 60529**|finger-safe, for vertical contact from the front|
|**Display**||
|displayversion for switchingstatus|Handle|
|**Approvals Certificates**<br>~~ee~~||
|Environmental Product Declaration<br>● global warming potential [CO2 eq] / during manufacturing<br>2.68 kg<br>● global warming potential [CO2 eq] / during sales<br>0.143 kg<br>● global warming potential [CO2 eq] / during operation<br>72.7 kg<br>● global warming potential [CO2 eq] / after end of life<br>-0.445 kg<br>● global warming potential [CO2 eq] / total<br>75.078 kg<br>**Environment**<br>**General Product Approval**<br>~~ee~~||



Environmental Confirmations o ~~e~~ somers & EPD On FAL **General Product Approval Test Certificates Maritime application** - - Special Test Certific Type Test Certific ate ates/Test Report **Maritime application other** Confirmation ow as # L nner Regis ® ~~—~~ 

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**other Railway** Miscellaneous Confirmation Miscellaneous Confirmation Special Test Certificate ~~—_———— —_——— —_————~~ mate ~~——_-~~ 

~~P~~ **Further information** ~~y~~ **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=3RV2023-4DA20 **Service&Support (Manuals, Certificates, Characteristics, FAQs,...)** https://support.industry.siemens.com/cs/ww/en/ps/3RV2023-4DA20 

**Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, EPLAN macros, ...)** https://www.automation.siemens.com/bilddb/cax_de.aspx?mlfb=3RV2023-4DA20&lang=en **Cax online generator** https://support.automation.siemens.com/WW/CAXorder/default.aspx?lang=en&mlfb=3RV2023-4DA20 **Characteristic curves** https://curves.simaris.siemens.com/curves/<mmp_prod_noCOMP="HAUPT"></mmp_prod__no> 

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**last modified:** 

5/5/2026 

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- [Supplier page](https://es.farnell.com/siemens/3rv2023-4da20/thermal-magnetic-circuit-breaker/dp/3447070)
---

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