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Siemens 3RA2831-2DG10

electronic timing relay, ON-delay, with semiconductor output, time range 0.05-100 s, 24-90 V AC/DC, 50/60 Hz, varistor for attenuation of the contactor coils integrated, spring-loaded terminal, can be snapped onto the front on contactors 3RT203 / 3RT204

SiemensMFR # 3RA2831-2DG10SKU # CEY-8EF3B03956E4

product brand nameSIRIUS

product designationfunction module

product type designation3RA28

product component semi-conductor outputYes

test voltage for isolation test1.5 kV

degree of pollution3

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About This Product

Siemens 3RA2831-2DG10

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Product selection and compatibility support from our technical team
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Specifications

product brand nameSIRIUS

product designationfunction module

product type designation3RA28

General technical data

size of contactor can be combined company-specificS2, S3

product component semi-conductor outputYes

product extension required remote controlNo

product extension optional remote controlNo

insulation voltage for overvoltage category III according to IEC 60664 with degree of pollution 3 rated value300 V

test voltage for isolation test1.5 kV

degree of pollution3

surge voltage resistance rated value4 kV

test voltage for surge voltage test4 800 V

at 24 V24 mA

at 240 V7 mA

protection class IP of the terminalIP20

shock resistance according to IEC 60068-2-2715 g / 11 ms

vibration resistance according to IEC 60068-2-610 ... 59 Hz: 0.35 mm, 60 ... 150 Hz: 2 g

mechanical service life (operating cycles) typical100 000 000

with contactor 3R.2 of frame size S25 000 000

with contactor 3R.2 of frame size S33 000 000

electrical endurance (operating cycles) at AC-15 at 230 V typical10 000 000

with contactor 3R.2 of frame size S25 000 000

with contactor 3R.2 of frame size S33 000 000

adjustable time0.05 ... 100 s

relative setting accuracy relating to full-scale value15 %

recovery time50 ms

reference code according to IEC 81346-2K

active principleelectronic

relative repeat accuracy1 %

influence of the surrounding temperature±1 %

power supply influence±1 %

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

SVHC substance nameLead 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

Net Weight0.091 kg

Product Function

product function star-delta circuitNo

Control circuit/ Control

type of voltage of the control supply voltageAC/DC

at 50 Hz rated value24 ... 90 V

at 60 Hz rated value24 ... 90 V

at 50 Hz24 ... 90 V

at 60 Hz24 ... 90 V

control supply voltage frequency 150 ... 60 Hz

control supply voltage at DC rated value24 ... 90 V

control supply voltage 1 at DC24 ... 90 V

initial value0.85

full-scale value1.1

initial value0.85

full-scale value1.1

initial value0.85

full-scale value1.1

design of the surge suppressorwith varistor

Switching Function

ON-delayYes

ON-delay/instantaneous contactNo

passing make contactNo

passing make contact/instantaneous contactNo

OFF delayNo

flashing symmetrically with interval start/instantaneousNo

flashing symmetrically with interval startNo

flashing symmetrically with pulse start/instantaneousNo

flashing symmetrically with pulse startNo

flashing asymmetrically with interval startNo

flashing asymmetrically with pulse startNo

constant clock cycle with pulse startNo

constant clock cycle with interval startNo

variably clocked with pulse startNo

variably clocked with interval startNo

star-delta circuit with delay timeNo

star-delta circuitNo

additive ON-delayNo

passing break contactNo

passing break contact/instantaneousNo

OFF delayNo

OFF delay/instantaneousNo

pulse delayedNo

pulse delayed/instantaneousNo

pulse-shapingNo

pulse-shaping/instantaneousNo

additive ON-delay/instantaneousNo

ON-delay/OFF-delayNo

ON-delay/OFF-delay/instantaneousNo

passing make contactNo

passing make contact/instantaneous contactNo

retrotriggerable with deactivated control signal/instantaneous contactNo

retrotriggerable with switched-on control signalNo

retrotriggerable with switched-on control signal/instantaneous contactNo

retriggerable with deactivated control signalNo

design of the control terminal non-floatingYes

Auxiliary circuit

delayed switching0

instantaneous contact0

delayed switching1

instantaneous contact0

delayed switching0

instantaneous contact0

operating frequency with 3RT2 contactor maximum2 500 1/h

Main circuit

type of voltageAC/DC

Inputs/ Outputs

non-volatileNo

Electromagnetic compatibility

EMC immunity according to IEC 61812-1Environment A (industrial area)

due to burst according to IEC 61000-4-42 kV network connection / 1 kV control connection

due to conductor-earth surge according to IEC 61000-4-52 kV

due to conductor-conductor surge according to IEC 61000-4-51 kV

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

electrostatic discharge according to IEC 61000-4-28 kV

Safety related data

category according to EN 954-1none

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

type of insulationBasic insulation

Connections/ Terminals

product component removable terminal for auxiliary and control circuitYes

type of electrical connectionspring-loaded terminals

for auxiliary and control circuitspring-loaded terminals

solid0.5 ... 4 mm², 2x (0.5 ... 2.5 mm²)

finely stranded with core end processing1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.5 mm²)

finely stranded without core end processing2x (0.5 ... 1.5 mm²)

for AWG cables solid2x (20 ... 14)

for AWG cables stranded2x (20 ... 14)

solid0.5 ... 4 mm²

finely stranded with core end processing0.5 ... 2.5 mm²

finely stranded without core end processing0.25 ... 1.5 mm²

solid20 ... 14

stranded20 ... 14

Installation/ mounting/ dimensions

mounting positionany (like contactor)

fastening methodclip-on

height38 mm

width45 mm

depth74 mm

— forwards0 mm

— backwards0 mm

— upwards0 mm

— downwards0 mm

— at the side0 mm

— forwards0 mm

— backwards0 mm

— upwards0 mm

— at the side0 mm

— downwards0 mm

— forwards0 mm

— backwards0 mm

— upwards0 mm

— downwards0 mm

— at the side0 mm

Ambient conditions

installation altitude at height above sea level maximum2 000 m

during operation-25 ... +60 °C

during storage-40 ... +85 °C

during transport-40 ... +85 °C

relative humidity during operation0 ... 95 %

Accessories 2

Genuine accessories that can be used with the Siemens 3RA2831-2DG10 motor and are supplied separately are listed below. Click a code to open the accessory page and see the other compatible motors.