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Key technical specifications are listed on the product page. For the full datasheet, dimensions and compatibility, simply contact Yılsa Engineering.

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Siemens 3RA2120-4BH27-0AV0

Load feeder fuseless, Direct-on-line starting 400 V AC, Size S0 13...20 A Spring-type terminal for 60 mm busbar systems (also fulfills type of coordination 1) Type of coordination 2, Iq = 150 kA 1 NO+1 NC (contactor)

SiemensMFR # 3RA2120-4BH27-0AV0SKU # CEY-8EF3B039510A

product brand nameSIRIUS

product designationDirect (on-line) starter

design of the productfor 60 mm busbars

product type designation3RA21

of the supplied contactor3RT2027-2AV00

of the supplied circuit-breakers3RV2021-4BA20

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About This Product

Siemens 3RA2120-4BH27-0AV0

Genuine, certified Siemens product
Fast sourcing through a worldwide supply network
Product selection and compatibility support from our technical team
Equivalent and alternative product suggestions
Quotation and lead time tailored to your request

Specifications

product brand nameSIRIUS

product designationDirect (on-line) starter

design of the productfor 60 mm busbars

product type designation3RA21

of the supplied contactor3RT2027-2AV00

of the supplied circuit-breakers3RV2021-4BA20

of the supplied busbar adapter8US1251-5NT11

of the supplied link module3RA2921-2AA00

General technical data

size of the circuit-breakerS0

size of load feederS0

at AC in hot operating state per pole5.8 W

without load current share typical9.8 W

type of calculation of power loss current-dependentquadratic

insulation voltage with degree of pollution 3 at AC rated value690 V

surge voltage resistance rated value6 kV

degree of protection NEMA ratingother

shock resistance according to IEC 60068-2-276 g / 11 ms

mechanical service life (operating cycles) of contactor typical10 000 000

type of coordination2

reference code according to IEC 81346-2:2019Q

Substance Prohibitance (day/month/year)10/01/2009

Net Weight1.202 kg

Ambient conditions

during operation-20 ... +60 °C

during storage-50 ... +80 °C

during transport-50 ... +80 °C

temperature compensation-20 ... +60 °C

relative humidity during operation10 ... 95 %

Main circuit

number of poles for main current circuit3

design of the switching contactelectromechanical

adjustable current response value current of the current-dependent overload release13 ... 20 A

rated value690 V

at AC-3 rated value maximum690 V

at AC-3e rated value maximum690 V

operating frequency rated value50 ... 60 Hz

at AC-3 at 400 V rated value20 A

at AC-3e at 400 V rated value20 A

— at 400 V rated value7 500 W

Control circuit/ Control

type of voltage of the control supply voltageAC

at 50 Hz rated value400 V

apparent holding power of magnet coil at AC9.8 V·A

at 50 Hz9.8 V·A

inductive power factor with the holding power of the coil0.25

at 50 Hz0.25

Auxiliary circuit

product extension auxiliary switchYes

Protective and monitoring functions

trip classCLASS 10

design of the overload releasethermal (bimetallic)

response value current of instantaneous short-circuit trip unit260 A

UL/CSA ratings

at 480 V rated value20 A

at 600 V rated value20 A

— at 110/120 V rated value1.5 hp

— at 230 V rated value3 hp

— at 200/208 V rated value7.5 hp

— at 220/230 V rated value7.5 hp

— at 460/480 V rated value15 hp

Short-circuit protection

product function short circuit protectionYes

design of the short-circuit tripmagnetic

at 400 V according to IEC 60947-4-1 rated value150 000 A

Installation/ mounting/ dimensions

mounting positionvertical

fastening methodfor snapping onto 60 mm busbar systems

height260 mm

width45 mm

depth165 mm

— forwards20 mm

— backwards0 mm

— upwards50 mm

— at the side20 mm

— downwards10 mm

— forwards20 mm

— backwards0 mm

— upwards50 mm

— downwards10 mm

— at the side20 mm

Connections/ Terminals

for main current circuitspring-loaded terminals

for auxiliary and control circuitspring-loaded terminals

Safety related data

product function suitable for safety functionYes

Electrical Safety

touch protection on the front according to IEC 60529finger-safe, for vertical contact from the front

Communication/ Protocol

PROFINET IO protocolNo

PROFIsafe protocolNo

protocol is supported AS-Interface protocolNo

Accessories 6

Genuine accessories that can be used with the Siemens 3RA2120-4BH27-0AV0 motor and are supplied separately are listed below. Click a code to open the accessory page and see the other compatible motors.

Part no	Description	Compatible motors
3RV2901-2E	Aksesuar · Auxiliary switch · auxiliary switches
3RV2901-2F	Aksesuar · Auxiliary switch · auxiliary switches
3RV2901-2A	Aksesuar · Auxiliary switch · auxiliary switches
3RV2902-2AP0	Aksesuar · Auxiliary release · undervoltage releases
3RV2902-2DP0	Aksesuar · Auxiliary release · shunt releases
3RH2921-2DA11	Aksesuar · Auxiliary switch · auxiliary switches