product brand nameSIRIUS
product designationContactor relay for railway applications
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 typical2,8 W
insulation voltage with degree of pollution 3 at AC rated value690 V
surge voltage resistance rated value6 kV
at DC10 g / 5 ms, 5 g / 10 ms
at DC15 g / 5 ms, 8 g / 10 ms
of contactor typical5.000.000
of the contactor with added electronically optimized auxiliary switch block typical5.000.000
of the contactor with added auxiliary switch block typical5.000.000
reference code according to IEC 81346-2K
Substance Prohibitance (day/month/year)10/01/2009
Net Weight0,546 kg
Ambient conditions
installation altitude at height above sea level maximum2.000 m
during operation-40... +70 °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 voltageDC
control supply voltage at DC rated value110 V
initial value0,7
full-scale value1,25
design of the surge suppressorVaristor
closing power of magnet coil at DC13 W
holding power of magnet coil at DC4 W
at DC25... 130 ms
at DC7... 20 ms
arcing time10... 15 ms
Auxiliary circuit
number of NC contacts for auxiliary contacts1
instantaneous contact1
number of NO contacts for auxiliary contacts2
instantaneous contact2
identification number and letter for switching elements21
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 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 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 method side-by-side mountingVar
fastening methodscrew ve snap-on mounting onto 35 mm DIN rail
height57,5 mm
width90 mm
depth117 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 circuitscrew-type terminals
solid or stranded0,5... 4 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), 2x 4 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), 2x 12
AWG number as coded connectable conductor cross section for auxiliary contacts20... 12
Safety related data
product function positively driven operation according to IEC 60947-5-1Var
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
IEC 61508
for proof test interval or service life according to IEC 6150820 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 manufacturing2,44 kg
global warming potential [CO2 eq] / during operation135 kg
global warming potential [CO2 eq] / after end of life-0.49 kg
global warming potential [CO2 eq] / total137 kg