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Siemens 3RV2021-1BA20

Circuit breaker size S0 for motor protection, CLASS 10 A-release 1.4...2 A N-release 26 A Spring-type terminal Standard switching capacity

SiemensMFR # 3RV2021-1BA20SKU # CEY-8EF3B0392D9D

product brand nameSIRIUS

product designationCircuit breaker

design of the productFor motor protection

product type designation3RV2

size of the circuit-breakerS0

product extension auxiliary switchYes

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About This Product

Circuit breaker size S0 for motor protection, CLASS 10 A-release 1.4...2 A N-release 26 A Spring-type terminal Standard switching capacity

Siemens 3RV2021-1BA20

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 designationCircuit breaker

design of the productFor motor protection

product type designation3RV2

General technical data

Product equipment of circuit breaker for motor protection complete unit with protection deviceYes

size of the circuit-breakerS0

size of contactor can be combined company-specificS00, S0

product function disconnector functionalityYes

product extension auxiliary switchYes

at AC in hot operating state7.25 W

at AC in hot operating state per pole2.4 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

in networks with ungrounded star point between main and auxiliary circuit400 V

in networks with grounded star point between main and auxiliary circuit400 V

on the front according to IEC 60529IP20

on the frontIP20

of the terminalIP20

shock resistance according to IEC 60068-2-2725g / 11 ms

of the main contacts typical100 000

of auxiliary contacts typical100 000

electrical endurance (operating cycles) typical100 000

reference code according to IEC 81346-2Q

continuous current rated value2 A

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

Net Weight377.6 g

Ambient conditions

installation altitude at height above sea level maximum2 000 m

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

adjustable current response value current of the current-dependent overload release1.4 ... 2 A

type of voltage for main current circuitAC

rated value690 V

rated value20 ... 690 V

at AC-3 rated value maximum690 V

at AC-3e rated value maximum690 V

operating frequency rated value50 ... 60 Hz

operational current rated value2 A

at AC-3 at 400 V rated value2 A

at AC-3e at 400 V rated value2 A

— at 230 V rated value0.4 kW

— at 400 V rated value0.8 kW

— at 500 V rated value0.8 kW

— at 690 V rated value1.1 kW

— at 230 V rated value0.4 kW

— at 400 V rated value0.8 kW

— at 500 V rated value0.8 kW

— at 690 V rated value1.1 kW

at AC-3 maximum15 1/h

at AC-3e maximum15 1/h

Auxiliary circuit

type of voltage for auxiliary and control circuitAC/DC

number of NC contacts for auxiliary contacts0

number of NO contacts for auxiliary contacts0

number of CO contacts for auxiliary contacts0

Protective and monitoring functions

ground fault detectionNo

phase failure detectionYes

trip classCLASS 10

design of the overload releasethermal

protection function thermal overload protection (ANSI 49)Yes

at AC at 240 V rated value100 kA

at AC at 400 V rated value100 kA

at AC at 500 V rated value100 kA

at AC at 690 V rated value10 kA

at 240 V rated value100 kA

at 400 V rated value100 kA

at 500 V rated value100 kA

at 690 V rated value10 kA

response value current of instantaneous short-circuit trip unit26 A

UL/CSA ratings

at 480 V rated value2 A

at 600 V rated value2 A

— at 230 V rated value0.13 hp

— at 460/480 V rated value1 hp

— at 575/600 V rated value1 hp

UL File Number (CCN)E47705 (NLRV, NLRV7), E156943 (NKJH, NKJH7)

Short-circuit protection

product function short circuit protectionYes

design of the short-circuit tripmagnetic

certificate of suitability according to ATEX directive 2014/34/EUDMT 02 ATEX F 001

type of protection according to ATEX directive 2014/34/EUEx II (2) GD

Installation/ mounting/ dimensions

mounting positionany

fastening methodscrew and snap-on mounting onto 35 mm DIN rail according to DIN EN 60715

Mounting method of circuit breaker for Transformer protection, Generator protection and system protection optional standard bar mountingYes

height119 mm

width45 mm

depth97 mm

— forwards0 mm

— backwards0 mm

— upwards50 mm

— downwards50 mm

— at the side0 mm

— forwards0 mm

— backwards0 mm

— upwards50 mm

— at the side30 mm

— downwards50 mm

— forwards0 mm

— backwards0 mm

— upwards50 mm

— downwards50 mm

— at the side30 mm

— downwards30 mm

— upwards30 mm

— at the side9 mm

— downwards30 mm

— upwards30 mm

— at the side9 mm

— downwards30 mm

— upwards30 mm

— at the side9 mm

— downwards30 mm

— upwards30 mm

— at the side9 mm

— downwards50 mm

— upwards50 mm

— backwards0 mm

— at the side30 mm

— forwards0 mm

— downwards50 mm

— upwards50 mm

— backwards0 mm

— at the side30 mm

— forwards0 mm

Connections/ Terminals

product component removable terminal for auxiliary and control circuitNo

for main current circuitspring-loaded terminals

arrangement of electrical connectors for main current circuitTop and bottom

— solid or stranded2x (1 ... 10 mm²)

— finely stranded with core end processing2x (1 ... 6 mm²)

— finely stranded without core end processing2x (1 ... 6 mm²)

for AWG cables for main contacts2x (18 ... 8)

solid or stranded1 ... 10 mm²

finely stranded with core end processing1 ... 6 mm²

finely stranded without core end processing1 ... 6 mm²

AWG number as coded connectable conductor cross section for main contacts18 ... 8

design of screwdriver shaftDiameter 3 mm

size of the screwdriver tip3,0 x 0,5 mm

Safety related data

product function suitable for safety functionYes

safety-related switching onNo

safety-related switching OFFYes

service life maximum10 a

test wear-related service life necessaryYes

with low demand rate according to SN 3192040 %

with high demand rate according to SN 3192050 %

B10 value with high demand rate according to SN 319205 000

failure rate [FIT] with low demand rate according to SN 3192050 FIT

ISO 13849

device type according to ISO 13849-13

overdimensioning according to ISO 13849-2 necessaryYes

IEC 61508

safety device type according to IEC 61508-2Type A

for proof test interval or service life according to IEC 6150810 a

Electrical Safety

protection class IP on the front according to IEC 60529IP20

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

Display

display version for switching statusHandle

Approvals Certificates

global warming potential [CO2 eq] / during manufacturing2.68 kg

global warming potential [CO2 eq] / during sales0.143 kg

global warming potential [CO2 eq] / during operation72.7 kg

global warming potential [CO2 eq] / after end of life-0.445 kg

global warming potential [CO2 eq] / total75.078 kg

Accessories 31

Genuine accessories that can be used with the Siemens 3RV2021-1BA20 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
3RV2901-0H	Aksesuar · Auxiliary switch · cover caps
3RV2901-2A	Aksesuar · Auxiliary switch · auxiliary switches
3RV2901-2B	Aksesuar · Auxiliary switch · auxiliary switches
3RV2901-2C	Aksesuar · Auxiliary switch · auxiliary switches
3RV2922-2CV1	Aksesuar · Auxiliary release · undervoltage releases
3RV2922-2CV0	Aksesuar · Auxiliary release · undervoltage releases
3RV2922-2CP0	Aksesuar · Auxiliary release · undervoltage releases
3RV2902-2AV0	Aksesuar · Auxiliary release · undervoltage releases
3RV2902-2AP0	Aksesuar · Auxiliary release · undervoltage releases
3RV2902-2DB0	Aksesuar · Auxiliary release · shunt releases
3RV2902-2DF0	Aksesuar · Auxiliary release · shunt releases
3RV2902-2DP0	Aksesuar · Auxiliary release · shunt releases
3RV2917-1A	Aksesuar · Infeed systems · busbars
3RV2926-3C	Aksesuar · Operating mechanisms · door-coupling rotary operating mechanisms
3RV2926-3B	Aksesuar · Operating mechanisms · door-coupling rotary operating mechanisms
3RV2926-1L	Aksesuar · Operating mechanisms · door-coupling rotary operating mechanisms
3RV2926-1K	Aksesuar · Operating mechanisms · door-coupling rotary operating mechanisms
3RV2926-1C	Aksesuar · Operating mechanisms · door-coupling rotary operating mechanisms
3RV2926-1B	Aksesuar · Operating mechanisms · door-coupling rotary operating mechanisms
8US1251-5DT11	Aksesuar
8US1251-5DS11	Aksesuar
3RA2908-1A	Aksesuar · Miscellaneous accessories · screwdrivers
3RV2928-0B	Aksesuar · Push-in lugs · push-in lugs
3RT2900-1SB20	Aksesuar · Miscellaneous accessories · labeling plates
3RT2900-1SB60	Aksesuar · Miscellaneous accessories · labeling plates
3RV2908-0P	Aksesuar · Sealing covers · sealing covers
3RA2921-2AA00	Aksesuar · Wiring modules, connectors and kits · link modules
3RV2921-2M	Aksesuar · Auxiliary switch · signaling switches
3RV2921-5M	Aksesuar · Auxiliary switch · wireless auxiliary and signaling switches