# Load Feeder, Fuseless, Direct On Line, 3RA2, Three Phase, 27 A to 32 A, 24 VDC, Spring Terminal

![Product image](https://novapart.co/image/farnell:3524571/)

**URL**: https://novapart.co/products/3RA2120-4EE27-0BB4/load-feeder-fuseless-direct-on-line-3ra2-three
**SKU**: 3RA2120-4EE27-0BB4
**Manufacturer**: SIEMENS
**Category**: Automation & Process Control || Motors & Motor Controls || Motor Starters
**Price**: €297.0000
**Stock**: 10+

## Specifications

| Parameter | Value |
|---|---|
| Svhc | To Be Advised |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:3524571/)

**3RA2120-4EE27-0BB4** 

**Data sheet** 

Load feeder fuseless, Direct-on-line starting 400 V AC, Size S0 27.0...32.0 A 24 V DC Spring-type terminal for installation on standard mounting rail (also fulfills type of coordination 1) Type of coordination 2, Iq = 150 kA 1 NO+1 NC (contactor) 

||Load feeder fuseless, Direct-on-line starting 400 V AC, Size S0 27.0...32.0 A 24 V<br>DC Spring-type terminal for installation on standard mounting rail (also fulfills type<br>of coordination 1) Type of coordination 2, Iq = 150 kA 1 NO+1 NC (contactor)|
|---|---|
|**product brand name**|SIRIUS|
|**product designation**|Direct(on-line)starter|
|**design of theproduct**|for DIN-rail or screw mounting|
|**product type designation**|3RA21|
|**manufacturer's article number**||
|● of the supplied contactor<br>~~ae~~|3RT2027-2BB40<br>~~ae~~|
|● of the supplied circuit-breakers<br>~~ae~~|3RV2021-4EA20<br>~~ae~~|
|● of the supplied link module<br>~~ae~~|3RA2921-2AA00<br>~~ae~~|
|**General technical data**<br>~~ae~~||
|**size of the circuit-breaker**<br>~~ae~~|S0<br>~~ae~~|
|**size of load feeder**|S0|
|**power loss[W] for rated value of the current**||
|● at AC in hot operatingstateperpole|6.7 W|
|● without load current share typical|5.9 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|
|**degree ofprotection NEMA rating**|other|
|**shock resistance according to IEC 60068-2-27**|6g/ 11 ms|
|mechanical service life(operatingcycles)of contactor typical|10 000 000|
|**type of coordination**|2|
|**reference code according to IEC 81346-2:2019**|Q|
|**Substance Prohibitance(day/month/year)**|10/01/2009|
|**Net Weight**|1.162 kg|
|**Ambient conditions**<br>~~|~~||
|**ambient temperature**<br>~~|~~|~~|~~|
|● duringoperation|-20 ... +60 °C|
|● duringstorage|-50 ... +80 °C|
|● duringtransport|-50 ... +80 °C|
|**temperature compensation**|-20 ... +60 °C|
|relative humidityduringoperation|10 ... 95 %|
|**Main circuit**<br>~~|~~||
|**number ofpoles for main current circuit**<br>~~|~~|3<br>~~|~~|
|**design of the switching contact**|electromechanical|
|**adjustable current response value current of the current-**<br>**dependent overload release**|27 ... 32 A|
|**operating voltage**||
|● rated value|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**||
|● at AC-3 at 400 V rated value|29 A|
|● at AC-3e at 400 V rated value|29 A|
|**operating power**||
|● at AC-3||
|— at 400 V rated value|15 000 W|
|● at AC-3e||
|— at 400 V rated value|15 000 W|



Subject to change without notice © Copyright Siemens 

3RA21204EE270BB4 Page 1/4 

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|**Control circuit/ Control**|**Control circuit/ Control**|
|---|---|
|**type of voltage of the control supply voltage**|DC|
|**control supply voltage at DC rated value**|24 V|
|**holding power of magnet coil at DC**|5.9 W|
|**Auxiliary circuit**||
|**product extension auxiliary switch**|Yes|
|**Protective and monitoring functions**||
|**trip class**|CLASS 10|
|**design of the overload release**|thermal(bimetallic)|
|response value current of instantaneous short-circuit trip unit|400 A|
|**UL/CSA ratings**||
|**full-load current(FLA) for 3-phase AC motor**||
|● at 480 V rated value|27 A|
|● at 600 V rated value|27 A|
|**yielded mechanicalperformance[hp]**||
|● for single-phase AC motor||
|— at 110/120 V rated value|2 hp|
|— at 230 V rated value|5 hp|
|● for 3-phase AC motor||
|— at 200/208 V rated value|10 hp|
|— at 220/230 V rated value|10 hp|
|— at 460/480 V rated value|20 hp|
|**Short-circuit protection**||
|**product function short circuitprotection**|Yes|
|**design of the short-circuit trip**|magnetic|
|**conditional short-circuit current(Iq)**||
|● at 400 V accordingto IEC 60947-4-1 rated value|150 000 A|
|**Installation/ mounting/ dimensions**||
|**mounting position**|vertical|
|**fastening method**|screw and snap-on mountingonto 35 mm DIN rail|
|**height**|243 mm|
|**width**|45 mm|
|**depth**|107 mm|
|**required spacing**||
|● forgroundedparts||
|— forwards|20 mm|
|— backwards|0 mm|
|— upwards|50 mm|
|— at the side|20 mm|
|— downwards|10 mm|
|● for liveparts||
|— forwards|20 mm|
|— backwards|0 mm|
|— upwards|50 mm|
|— downwards|10 mm|
|— at the side|20 mm|
|**Connections/ Terminals**||
|**type of electrical connection**||
|● for main current circuit|spring-loaded terminals|
|● for auxiliaryand control circuit|spring-loaded terminals|
|**Safety related data**||
|product function suitable for safetyfunction|Yes|
|Electrical Safety||
|**touch protection on the front according to IEC 60529**|finger-safe, for vertical contact from the front|
|**Communication/ Protocol**||
|**protocol is supported**||
|● PROFINET IOprotocol|No|
|● PROFIsafe protocol|No|



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## Links

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- [Supplier page](https://es.farnell.com/siemens/3ra2120-4ee27-0bb4/motor-starter/dp/3524571)
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