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Siemens 3RB3123-4QE0

Overload relay 6...25 A Electronic For motor protection Size S0, Class 5...30 Contactor mounting Main circuit: Spring-type terminal Auxiliary circuit: Spring-type terminal Manual-Automatic-Reset Internal ground fault detection

SiemensMFR # 3RB3123-4QE0SKU # CEY-8EF3B02F9B5E

product brand nameSIRIUS

product designationsolid-state overload relay

product type designation3RB3

size of overload relayS0

per pole0.57 W

surge voltage resistance rated value6 kV

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About This Product

Siemens 3RB3123-4QE0

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Specifications

product brand nameSIRIUS

product designationsolid-state overload relay

product type designation3RB3

General technical data

size of overload relayS0

size of contactor can be combined company-specificS0

power loss [W] for rated value of the current at AC in hot operating state1.7 W

per pole0.57 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 auxiliary and auxiliary circuit300 V

in networks with grounded star point between auxiliary and auxiliary circuit300 V

in networks with ungrounded star point between main and auxiliary circuit600 V

in networks with grounded star point between main and auxiliary circuit690 V

shock resistance15 g / 11 ms

according to IEC 60068-2-2715 g / 11 ms; Signaling contact 97 / 98 in position "Tripped": 9g / 11 ms

vibration resistance1 … 6 Hz, 15 mm; 6 … 500 Hz, 20 m/s²; 10 cycles

thermal current25 A

with automatic reset typical3 min

with remote-reset0 min

with manual reset0 min

reference code according to IEC 81346-2F

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

SVHC substance nameLead CAS-No. 7439-92-1 Lead monoxide (lead oxide) CAS-No. 1317-36-8 2-methyl-1-(4-methylthiophenyl)-2-morpholinopropan-1-one CAS-No. 71868-10-5 Melamine CAS-No. 108-78-1 6,6'-di-tert-butyl-2,2'-methylenedi-p-cresol CAS-No. 119-47-1

Net Weight0.294 kg

Ambient conditions

installation altitude at height above sea level maximum2 000 m

during operation-25 ... +60 °C

during storage-40 ... +80 °C

during transport-40 ... +80 °C

temperature compensation-25 ... +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 release6 ... 25 A

rated value690 V

for remote-reset function at DC24 V

at AC-3e rated value maximum690 V

operating frequency rated value50 ... 60 Hz

operational current rated value25 A

operational current at AC-3e at 400 V rated value25 A

for 3-phase motors at 400 V at 50 Hz3 ... 11 kW

for AC motors at 500 V at 50 Hz4 ... 15 kW

for AC motors at 690 V at 50 Hz5.5 ... 22 kW

Auxiliary circuit

design of the auxiliary switchintegrated

number of NC contacts for auxiliary contacts1

notefor contactor disconnection

number of NO contacts for auxiliary contacts1

notefor message "tripped"

number of CO contacts for auxiliary contacts0

at 24 V4 A

at 110 V4 A

at 120 V4 A

at 125 V4 A

at 230 V3 A

at 24 V2 A

at 60 V0.55 A

at 110 V0.3 A

at 125 V0.3 A

at 220 V0.11 A

Protective and monitoring functions

trip classCLASS 5E, 10E, 20E and 30E adjustable

design of the overload releaseelectronic

response value current of the grounding protection minimum0.75 x IMotor

response time of the grounding protection in settled state1 000 ms

minimumIMotor > lower current setting value

maximumIMotor < upper current setting value x 3.5

UL/CSA ratings

at 480 V rated value25 A

at 600 V rated value25 A

contact rating of auxiliary contacts according to ULB600 / R300

Short-circuit protection

— with type of coordination 1 requiredgG: 125 A, RK5: 100 A

— with type of coordination 2 requiredgG: 63 A, J: 100 A

for short-circuit protection of the auxiliary switch requiredfuse gG: 6 A

Installation/ mounting/ dimensions

mounting positionany

fastening methodContactor mounting

height109 mm

width45 mm

depth85 mm

— forwards6 mm

— backwards0 mm

— upwards6 mm

— at the side6 mm

— downwards6 mm

— forwards6 mm

— backwards0 mm

— upwards6 mm

— downwards6 mm

— at the side6 mm

Connections/ Terminals

product component removable terminal for auxiliary and control circuitYes

for main current circuitspring-loaded terminals

for auxiliary and control circuitspring-loaded terminals

arrangement of electrical connectors for main current circuitTop and bottom

solid1x (1 ... 10 mm²)

stranded1x 10 mm²

solid or stranded1x (1 ... 10 mm²)

finely stranded with core end processing1x (1 ... 6 mm²)

finely stranded without core end processing1x (1 ... 6 mm²)

— solid2x (0.25 ... 1.5 mm²)

— solid or stranded2x (0,25 ... 1,5 mm²)

— finely stranded with core end processing2x (0.25 ... 1.5 mm²)

— finely stranded without core end processing2x (0.25 ... 1.5 mm²)

for AWG cables for auxiliary contacts1x (24 ... 16), 2x (24 ... 16)

design of screwdriver shaftDiameter 5 to 6 mm

size of the screwdriver tipPozidriv PZ 2

for main contactsM4

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

Communication/ Protocol

type of voltage supply via input/output link masterNo

Electromagnetic compatibility

due to burst according to IEC 61000-4-42 kV (power ports), 1 kV (signal ports) corresponds to degree of severity 3

due to conductor-earth surge according to IEC 61000-4-52 kV (line to earth) corresponds to degree of severity 3

due to conductor-conductor surge according to IEC 61000-4-51 kV (line to line) corresponds to degree of severity 3

due to high-frequency radiation according to IEC 61000-4-610 V in frequency range 0.15 to 80 MHz, modulation 80 % AM with 1 kHz

field-based interference according to IEC 61000-4-310 V/m

electrostatic discharge according to IEC 61000-4-26 kV contact discharge / 8 kV air discharge

Display

display version for switching statusSlide switch

Accessories 2

Genuine accessories that can be used with the Siemens 3RB3123-4QE0 motor and are supplied separately are listed below. Click a code to open the accessory page and see the other compatible motors.