product brand nameSIRIUS
product designationAuxiliary contactor
product type designation3RH2
General technical data
size of contactorS00
product extension auxiliary switchVar
power loss [W] for rated value of the current without load current share typical1,43 W
insulation voltage with degree of pollution 3 at AC rated value690 V
degree of pollution3
surge voltage resistance rated value6 kV
at AC7,3 g / 5 ms, 4,7 g / 10 ms
at AC11,4 g / 5 ms, 7,3 g / 10 ms
of contactor typical30.000.000
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 81346-2K
Substance Prohibitance (day/month/year)10/01/2009
Net Weight245 g
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
at AC10.000 1/h
at DC10.000 1/h
Control circuit/ Control
type of voltage of the control supply voltageAC
at 50 Hz rated value230 V
at 60 Hz rated value230 V
1 rated value50 Hz
2 rated value60 Hz
at 50 Hz0,8... 1,1
at 60 Hz0,85... 1,1
apparent pick-up power of magnet coil at AC37 V·A
inductive power factor with closing power of the coil0,8
apparent holding power of magnet coil at AC5,7 V·A
inductive power factor with the holding power of the coil0,25
at AC8... 33 ms
at AC4... 15 ms
arcing time10... 15 ms
Auxiliary circuit
number of NC contacts for auxiliary contacts0
instantaneous contact0
number of NO contacts for auxiliary contacts4
instantaneous contact4
identification number and letter for switching elements40 E
operational current at AC-12 maximum10 A
at 230 V rated value10 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 60 V rated value6 A
at 110 V rated value3 A
at 220 V rated value1 A
at 440 V rated value0,3 A
at 600 V rated value0,15 A
at 24 V rated value10 A
at 60 V rated value10 A
at 110 V rated value4 A
at 220 V rated value2 A
at 440 V rated value1,3 A
at 600 V rated value0,65 A
at 24 V rated value10 A
at 60 V rated value10 A
at 110 V rated value10 A
at 220 V rated value3,6 A
at 440 V rated value2,5 A
at 600 V rated value1,8 A
operating frequency at DC-12 maximum1.000 1/h
at 24 V rated value10 A
at 60 V rated value2 A
at 110 V rated value1 A
at 220 V rated value0,3 A
at 440 V rated value0,14 A
at 600 V rated value0,1 A
at 24 V rated value10 A
at 60 V rated value3,5 A
at 110 V rated value1,3 A
at 220 V rated value0,9 A
at 440 V rated value0,2 A
at 600 V rated value0,1 A
at 24 V rated value10 A
at 60 V rated value4,7 A
at 110 V rated value3 A
at 220 V rated value1,2 A
at 440 V rated value0,5 A
at 600 V rated value0,26 A
operating frequency at DC-13 maximum1.000 1/h
contact reliability of auxiliary contacts1 faulty switching per 100 million (17 V, 1 mA)
UL/CSA ratings
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
design of the fuse link for short-circuit protection of the auxiliary switch requiredgG: 10 A (690 V, 1 kA)
Installation/ mounting/ dimensions
mounting position+/-180° rotation possible on dikey mounting surface; can be tilted forward ve backward by +/- 22,5° on dikey mounting surface
fastening methodscrew ve snap-on mounting onto 35 mm DIN rail
height70 mm
width45 mm
depth73 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
type of electrical connection for auxiliary and control circuitspring-loaded terminals
— solid or stranded2x (0,5... 4 mm²)
— finely stranded with core end processing2x (0,5... 2,5 mm²)
— finely stranded without core end processing2x (0,5... 2,5 mm²)
for AWG cables for auxiliary contacts2x (20... 12)
Safety related data
positively driven operation according to IEC 60947-5-1Var; with 3RH29
suitable for safety functionVar
suitability for use safety-related switching OFFVar
service life maximum20 a
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; With 0,3 x Ie
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 necessaryVar
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 dikey contact from the front
Approvals Certificates
global warming potential [CO2 eq] / during manufacturing1,15 kg
global warming potential [CO2 eq] / during operation48,2 kg
global warming potential [CO2 eq] / after end of life-0.139 kg
global warming potential [CO2 eq] / total49,2 kg