product brand nameSIRIUS
product designationPower contactor
product type designation3RT2
General technical data
size of contactorS2
function module for communicationNo
auxiliary switchNo
at AC in hot operating state6.6 W
at AC in hot operating state per pole2.2 W
without load current share typical1 W
type of calculation of power loss current-dependentquadratic
of main circuit with degree of pollution 3 rated value690 V
of auxiliary circuit with degree of pollution 3 rated value690 V
of main circuit rated value6 kV
of auxiliary circuit rated value6 kV
maximum permissible voltage for protective separation between coil and main contacts according to EN 60947-1400 V
at AC6.1 g / 5 ms, 3.7 g / 10 ms
at DC6.1 g / 5 ms, 3.7 g / 10 ms
at AC9.6 g / 5 ms, 5.8 g / 10 ms
at DC9.6 g / 5 ms, 5.8 g / 10 ms
of contactor typical10 000 000
of the contactor with added electronically optimized auxiliary switch block typical5 000 000
of the contactor with added auxiliary switch block typical10 000 000
reference code according to IEC 81346-2Q
Substance Prohibitance (day/month/year)10/01/2014
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 2-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol (UV-329) CAS-No. 3147-75-9
Net Weight1.198 kg
Ambient conditions
installation altitude at height above sea level maximum2 000 m
during operation-25 ... +60 °C
during storage-55 ... +80 °C
relative humidity minimum10 %
relative humidity at 55 °C according to IEC 60068-2-30 maximum95 %
Main circuit
number of poles for main current circuit3
number of NO contacts for main contacts3
number of NC contacts for main contacts0
at AC-3 rated value maximum690 V
at AC-3e rated value maximum690 V
at AC-1 at 400 V at ambient temperature 40 °C rated value60 A
— up to 690 V at ambient temperature 40 °C rated value60 A
— up to 690 V at ambient temperature 60 °C rated value55 A
— at 400 V rated value41 A
— at 500 V rated value41 A
— at 690 V rated value24 A
— at 400 V rated value41 A
— at 500 V rated value41 A
— at 690 V rated value24 A
at AC-4 at 400 V rated value35 A
at AC-5a up to 690 V rated value52.8 A
at AC-5b up to 400 V rated value33.2 A
— up to 230 V for current peak value n=20 rated value36.5 A
— up to 400 V for current peak value n=20 rated value36.5 A
— up to 500 V for current peak value n=20 rated value36.5 A
— up to 690 V for current peak value n=20 rated value24 A
— up to 230 V for current peak value n=30 rated value24.2 A
— up to 400 V for current peak value n=30 rated value24.2 A
— up to 500 V for current peak value n=30 rated value24.2 A
— up to 690 V for current peak value n=30 rated value24 A
minimum cross-section in main circuit at maximum AC-1 rated value16 mm²
at 400 V rated value22 A
at 690 V rated value18.5 A
— at 24 V rated value55 A
— at 60 V rated value23 A
— at 110 V rated value4.5 A
— at 220 V rated value1 A
— at 440 V rated value0.4 A
— at 600 V rated value0.25 A
— at 24 V rated value55 A
— at 60 V rated value45 A
— at 110 V rated value45 A
— at 220 V rated value5 A
— at 440 V rated value1 A
— at 600 V rated value0.8 A
— at 24 V rated value55 A
— at 60 V rated value55 A
— at 110 V rated value55 A
— at 220 V rated value45 A
— at 440 V rated value2.9 A
— at 600 V rated value1.4 A
— at 24 V rated value35 A
— at 60 V rated value6 A
— at 220 V rated value1 A
— at 440 V rated value0.1 A
— at 600 V rated value0.06 A
— at 24 V rated value55 A
— at 60 V rated value45 A
— at 110 V rated value25 A
— at 220 V rated value5 A
— at 440 V rated value0.27 A
— at 600 V rated value0.16 A
— at 24 V rated value55 A
— at 60 V rated value55 A
— at 110 V rated value55 A
— at 220 V rated value25 A
— at 440 V rated value0.6 A
— at 600 V rated value0.35 A
at AC-2 at 400 V rated value18.5 kW
— at 230 V rated value11 kW
— at 400 V rated value18.5 kW
— at 500 V rated value22 kW
— at 690 V rated value22 kW
— at 230 V rated value11 kW
— at 400 V rated value18.5 kW
— at 500 V rated value22 kW
— at 690 V rated value22 kW
at 400 V rated value11.6 kW
at 690 V rated value16.8 kW
up to 230 V for current peak value n=20 rated value14.5 kVA
up to 400 V for current peak value n=20 rated value25.2 kVA
up to 500 V for current peak value n=20 rated value31.6 kVA
up to 690 V for current peak value n=20 rated value28.6 kVA
up to 230 V for current peak value n=30 rated value9.6 kVA
up to 400 V for current peak value n=30 rated value16.8 kVA
up to 500 V for current peak value n=30 rated value21 kVA
up to 690 V for current peak value n=30 rated value28.6 kVA
limited to 1 s switching at zero current maximum843 A; Use minimum cross-section acc. to AC-1 rated value
limited to 5 s switching at zero current maximum596 A; Use minimum cross-section acc. to AC-1 rated value
limited to 10 s switching at zero current maximum400 A; Use minimum cross-section acc. to AC-1 rated value
limited to 30 s switching at zero current maximum241 A; Use minimum cross-section acc. to AC-1 rated value
limited to 60 s switching at zero current maximum196 A; Use minimum cross-section acc. to AC-1 rated value
at AC1 500 1/h
at DC1 500 1/h
at AC-1 maximum1 200 1/h
at AC-2 maximum750 1/h
at AC-3 maximum1 000 1/h
— maximum1 000 1/h
at AC-4 maximum300 1/h
Control circuit/ Control
type of voltage of the control supply voltageAC/DC
at 50 Hz rated value20 ... 33 V
at 60 Hz rated value20 ... 33 V
control supply voltage at DC rated value20 ... 33 V
initial value0.8
full-scale value1.1
at 50 Hz0.8 ... 1.1
at 60 Hz0.8 ... 1.1
design of the surge suppressorwith varistor
inrush current peak3 A
duration of inrush current peak50 µs
pickup current mean value1 A
pickup current peak2.6 A
duration of pickup current230 ms
holding current mean value40 mA
at 50 Hz40 V·A
at 60 Hz40 V·A
at minimum rated control supply voltage at DC2 V·A
at maximum rated control supply voltage at DC2 V·A
— at 50 Hz2 V·A
— at 60 Hz2 V·A
— at 50 Hz2 V·A
— at 60 Hz2 V·A
at 50 Hz2 V·A
at 60 Hz2 V·A
at 50 Hz0.95
at 60 Hz0.95
closing power of magnet coil at DC23 W
holding power of magnet coil at DC1 W
at AC35 ... 110 ms
at DC35 ... 110 ms
at AC30 ... 55 ms
at DC30 ... 55 ms
arcing time10 ... 20 ms
control version of the switch operating mechanismStandard A1 - A2
Auxiliary circuit
design of the auxiliary switchon the front, non-detachable
number of NC contacts for auxiliary contacts instantaneous contact2
number of NO contacts for auxiliary contacts instantaneous contact2
operational current at AC-12 maximum10 A
at 230 V rated value6 A
at 400 V rated value3 A
at 500 V rated value2 A
at 690 V rated value1 A
at 24 V rated value10 A
at 48 V rated value6 A
at 60 V rated value6 A
at 110 V rated value3 A
at 125 V rated value2 A
at 220 V rated value1 A
at 600 V rated value0.15 A
at 24 V rated value6 A
at 48 V rated value2 A
at 60 V rated value2 A
at 110 V rated value1 A
at 125 V rated value0.9 A
at 220 V rated value0.3 A
at 600 V rated value0.1 A
contact reliability of auxiliary contacts1 faulty switching per 100 million (17 V, 1 mA)
UL/CSA ratings
at 480 V rated value40 A
at 600 V rated value41 A
— at 110/120 V rated value3 hp
— at 230 V rated value7.5 hp
— at 200/208 V rated value10 hp
— at 220/230 V rated value15 hp
— at 460/480 V rated value30 hp
— at 575/600 V rated value40 hp
contact rating of auxiliary contacts according to ULA600 / Q600
Short-circuit protection
design of the miniature circuit breaker for short-circuit protection of the auxiliary circuit up to 230 VC characteristic: 10 A; 0.4 kA
— with type of coordination 1 requiredgG: 160 A (690 V, 100 kA), aM: 80 A (690 V, 100 kA), BS88: 125 A (415 V, 80 kA)
— with type of coordination 2 requiredgG: 80 A (690 V, 100 kA), aM: 50 A (690 V, 100 kA), BS88: 63 A (415 V, 80 kA)
for short-circuit protection of the auxiliary switch requiredgG: 10 A (500 V, 1 kA)
Installation/ mounting/ dimensions
mounting position+/-180° rotation possible on vertical mounting surface; can be tilted forward and backward by +/- 22.5° on vertical mounting surface
fastening method side-by-side mountingYes
fastening methodscrew and snap-on mounting onto 35 mm DIN rail according to DIN EN 60715
height114 mm
width55 mm
depth174 mm
— forwards10 mm
— upwards10 mm
— downwards10 mm
— at the side0 mm
— forwards10 mm
— upwards10 mm
— at the side6 mm
— downwards10 mm
— forwards10 mm
— upwards10 mm
— downwards10 mm
— at the side6 mm
Connections/ Terminals
for main current circuitscrew-type terminals
for auxiliary and control circuitscrew-type terminals
at contactor for auxiliary contactsScrew-type terminals
of magnet coilscrew terminal
— solid or stranded2x (1 ... 35 mm²), 1x (1 ... 50 mm²)
— finely stranded with core end processing2x (1 ... 25 mm²), 1x (1 ... 35 mm²)
for AWG cables for main contacts2x (18 ... 2), 1x (18 ... 1)
finely stranded with core end processing1 ... 35 mm²
solid or stranded0.5 ... 2.5 mm²
finely stranded with core end processing0.5 ... 2.5 mm²
— solid or stranded2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
— finely stranded with core end processing2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
for AWG cables for auxiliary contacts2x (20 ... 16), 2x (18 ... 14)
AWG number as coded connectable conductor cross section for main contacts18 ... 1
AWG number as coded connectable conductor cross section for auxiliary contacts20 ... 14
Safety related data
mirror contact according to IEC 60947-4-1Yes
positively driven operation according to IEC 60947-5-1No
suitable for safety functionYes
suitability for use safety-related switching OFFYes
service life maximum20 a
test wear-related service life necessaryYes
with low demand rate according to SN 3192040 %
with high demand rate according to SN 3192073 %
B10 value with high demand rate according to SN 319201 000 000
failure rate [FIT] with low demand rate according to SN 31920100 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
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
Approvals Certificates
global warming potential [CO2 eq] / during manufacturing5.88 kg
global warming potential [CO2 eq] / during operation102 kg
global warming potential [CO2 eq] / after end of life-0.988 kg
global warming potential [CO2 eq] / total107 kg