# Soft Motor Starter, 3RW30 Series, Three Phase, 3A, 1.1 kW, 48 V to 400V

![Product image](https://novapart.co/image/farnell:3529719/)

**URL**: https://novapart.co/products/3RW30031CB54/soft-motor-starter-3rw30-series-three-phase-3a-11
**SKU**: 3RW30031CB54
**Manufacturer**: SIEMENS
**Category**: Automation & Process Control || Motors & Motor Controls || Motor Starters
**Price**: €273.5900
**Stock**: 10+
**Lead Time**: 62 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Power Rating | 1.1kW |
| No. Of Phases | Three Phase |
| Product Range | SIRIUS 3RW30 |
| Current Rating | 3A |
| Supply Voltage Max | 400V |
| Supply Voltage Min | 48V |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:3529719/)

**3RW3003-1CB54** 

**Data sheet** 

SIRIUS soft starter 22.5mm 3 A, 1.1 kW/400 V, 40 °C 200-400 V AC, 24-230 V AC/DC Screw terminals 

## **General technical data** 

|**product brand name**|SIRIUS|
|---|---|
|**product designation**|Soft starter|
|**product feature**||
|● integrated bypass contact system|No|
|● thyristors|Yes|
|**product function**||
|● intrinsic deviceprotection|No|
|● motor overloadprotection|No|
|● evaluation of thermistor motorprotection|No|
|● external reset|No|
|● adjustable current limitation|No|
|● inside-delta circuit|No|
|**product component motor brake output**|No|
|**insulation voltage rated value**|600 V|
|**degree ofpollution**|3, acc. to IEC 60947-4-2|
|**reference code according to EN 61346-2**|Q|
|**reference code according to DIN 40719 extended according**|G|
|**to IEC 204-2 according to IEC 750**||
|**Power Electronics**||
|**operational current**||
|● at 40 °C rated value|3 A|
|● at 50 °C rated value|2.6 A|
|● at 60 °C rated value|2.2 A|
|**yielded mechanicalperformance for 3-phase motors**||
|● at 230 V||
|— at standard circuit at 40 °C rated value|0.55 kW|
|● at 400 V||
|— at standard circuit at 40 °C rated value|1.1 kW|
|**yielded mechanical performance [hp] for 3-phase AC motor**|0.5 hp|
|**at 200/208 V at standard circuit at 50 °C rated value**||
|**operating frequency rated value**|50 ... 60 Hz|
|**relative negative tolerance of the operating frequency**|-10 %|
|**relativepositive tolerance of the operating frequency**|10 %|
|**operating voltage at standard circuit rated value**|200 ... 400 V|
|**relative negative tolerance of the operating voltage at**|-10 %|
|**standard circuit**||



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|**relative positive tolerance of the operating voltage at**<br>**standard circuit**|10 %|
|---|---|
|**minimum load[%]**|9 %|
|**continuous operating current[% of Ie] at 40 °C**|100 %|
|**power loss [W] at operational current at 40 °C during**<br>**operation typical**|6.5 W|
|**Control circuit/ Control**||
|**type of voltage of the control supply voltage**|AC/DC|
|**control supply voltage frequency 1 rated value**|50 Hz|
|**control supply voltage frequency 2 rated value**|60 Hz|
|**control supply voltage 1 at AC at 50 Hz**|24 ... 230 V|
|**control supply voltage 1 at AC at 60 Hz**|24 ... 230 V|
|**relative negative tolerance of the control supply voltage at**<br>**AC at 50 Hz**|-10 %|
|**relative positive tolerance of the control supply voltage at**<br>**AC at 50 Hz**|10 %|
|**relative negative tolerance of the control supply voltage at**<br>**AC at 60 Hz**|-10 %|
|**relative positive tolerance of the control supply voltage at**<br>**AC at 60 Hz**|10 %|
|**control supply voltage 1 at DC**|24 ... 230 V|
|**relative negative tolerance of the control supply voltage at**<br>**DC**|-10 %|
|**relative positive tolerance of the control supply voltage at**<br>**DC**|10 %|
|**Mechanical data**||
|**width**|22.5 mm|
|**height**|102 mm|
|**depth**|123 mm|
|**fastening method**|screw and snap-on mounting|
|**mounting position**|With vertical mounting surface +/-10° rotatable, with vertical mounting surface<br>+/- 10° tiltable to the front and back|
|**wire length maximum**|100 m|
|**number of poles for main current circuit**|3|
|**Connections/ Terminals**||
|**type of electrical connection**||
|● for main current circuit|screw-type terminals|
|● for auxiliaryand control circuit|screw-type terminals|
|**number of NC contacts for auxiliary contacts**|0|
|**number of NO contacts for auxiliary contacts**|0|
|**number of CO contacts for auxiliary contacts**|0|
|**type of connectable conductor cross-sections for main**<br>**contacts**||
|● solid|0.5 ... 4 mm², 2x(0.5 ... 2.5 mm²)|
|● finelystranded with core endprocessing|0.5 ... 2.5 mm², 2x(0.5 ... 1.5 mm²)|
|**type of connectable conductor cross-sections for auxiliary**<br>**contacts**||
|● solid|0.5 ... 4 mm², 2x(0.5 ... 2.5 mm²)|
|● finelystranded with core endprocessing|0.5 ... 2.5 mm², 2x(0.5 ... 1.5 mm²)|
|**type of connectable conductor cross-sections for AWG**<br>**cables**||
|● for main contacts|2x(20 ... 14)|
|● for auxiliarycontacts|2x(20 ... 14)|
|**Ambient conditions**||
|**installation altitude at height above sea level**|5 000 m|
|**environmental category**||
|● duringtransport accordingto IEC 60721|2K2, 2C1, 2S1, 2M2(max. fall height 0.3 m)|
|● during storage according to IEC 60721|1K6 (only occasional condensation), 1C2 (no salt mist), 1S2 (sand must not get<br>inside the devices), 1M4|
|● during operation according to IEC 60721|3K6 (no formation of ice, no condensation), 3C3 (no salt mist), 3S2 (sand must<br>notget into the devices), 3M6|
|**ambient temperature**||
|● during operation|-25 ... +60 °C|



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|● duringstorage|-40 ... +80 °C|||
|---|---|---|---|
|**derating temperature**|40 °C|||
|**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|er-safe, for vertical contact from the front||
|**UL/CSA ratings**<br>~~|~~||||
|**yielded mechanicalperformance[hp] for 3-phase AC motor**||||
|**● at 220/230 V**||||
|— at standard circuit at 50 °C rated value|0.5 hp|||
|**contact rating of auxiliary contacts according to UL**|B300 / R300|||
|**Approvals Certificates**<br>~~ee~~||||
|**Environment**<br>**General Product Approval**||||
|Environmental Con-||||
|firmations||||
|**EMV**<br>**Test Certificates**||**other**||
|Type Test Certific-<br>ates/Test Report<br>Special Test Certific-<br>ate<br>a<br>-°||Confirmation|Confirmation|
|**other**||||



~~OO—CsSC“‘:SSC:C‘CiésC~~ **Further information Simulation Tool for Soft Starters (STS)** https://support.industry.siemens.com/cs/ww/en/view/101494917 **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=3RW3003-1CB54 **Cax online generator** https://support.automation.siemens.com/WW/CAXorder/default.aspx?lang=en&mlfb=3RW3003-1CB54 **Service&Support (Manuals, Certificates, Characteristics, FAQs,...)** https://support.industry.siemens.com/cs/ww/en/ps/3RW3003-1CB54 

**Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, EPLAN macros, ...)** https://www.automation.siemens.com/bilddb/cax_de.aspx?mlfb=3RW3003-1CB54&lang=en 

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**last modified:** 

4/1/2025 

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- [Supplier page](https://es.farnell.com/siemens/3rw30031cb54/motor-starter-controller-3ph-3a/dp/3529719)
---

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