product brand nameSIRIUS
product designationsolid-state contactor
design of the product2-pole controlled
product type designation3RF34
General technical data
certificate of suitabilityCE / UL / CSA / CCC / C-Tick (RCM)
product functioninstantaneous switching
product featurehigh blocking voltage
at AC in hot operating state16 W
at AC in hot operating state per pole5.33 W
without load current share typical3.5 W
type of calculation of power loss current-dependentlinear
insulation voltage rated value600 V
degree of pollution3
surge voltage resistance of main circuit rated value6 kV
protection class IPIP20
protection class IP on the front according to IEC 60529IP20
shock resistance according to IEC 60068-2-2715 g / 11 ms
vibration resistance according to IEC 60068-2-62 g
reference code according to IEC 81346-2Q
Substance Prohibitance (day/month/year)05/28/2009
SVHC substance nameLead monoxide (lead oxide) CAS-No. 1317-36-8
Net Weight0.38 kg
Main circuit
number of poles for main current circuit3
number of NO contacts for main contacts2
number of NC contacts for main contacts0
type of voltage of the operating voltageAC
— at 50 Hz rated value48 ... 600 V
— at 60 Hz rated value48 ... 600 V
operating frequency rated value50 ... 60 Hz
relative symmetrical tolerance of the operating frequency10 %
at 50 Hz40 ... 660 V
at 60 Hz40 ... 660 V
at AC-3 at 400 V rated value9.2 A
at AC-53a at 400 V at ambient temperature 40 °C rated value9.2 A
operational current minimum500 mA
at AC-3 at 400 V rated value4 kW
rate of voltage rise at the thyristor for main contacts maximum permissible1 000 V/µs
blocking voltage at the thyristor for main contacts maximum permissible1 600 V
reverse current of the thyristor10 mA
derating temperature40 °C
surge current resistance rated value600 A
I2t value maximum1 800 A²·s
Control circuit/ Control
type of voltage of the control supply voltageAC
at 50 Hz110 ... 230 V
at 60 Hz110 ... 230 V
at 50 Hz full-scale value for signal<0> recognition40 V
at 60 Hz full-scale value for signal<0> recognition40 V
initial value for signal <1> detection90 V
1 rated value50 Hz
2 rated value60 Hz
relative symmetrical tolerance of the control supply voltage frequency10 %
symmetrical line frequency tolerance5 Hz
initial value0.82
full-scale value1.1
initial value0.82
full-scale value1.1
at AC2 mA
control current at AC rated value15 mA
ON-delay time5 ms
OFF-delay time30 ms; additionally max. one half-wave
Installation/ mounting/ dimensions
mounting positionvertical
fastening method side-by-side mountingYes
fastening methodscrew and snap-on mounting onto 35 mm DIN rail
design of the thread of the screw for securing the equipmentM4
height95 mm
width90 mm
depth100.8 mm
upwards70 mm
downwards50 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
— solid2x (0.5 ... 2.5 mm²)
— finely stranded with core end processing2x (0.5 ... 1.5 mm²)
— finely stranded without core end processing2x (0.5 ... 2.5 mm²)
for AWG cables for main contacts2x (18 ... 14)
solid or stranded0.5 ... 2.5 mm²
finely stranded with core end processing0.5 ... 1.5 mm²
finely stranded without core end processing0.5 ... 2.5 mm²
— solid0.5 ... 2.5 mm²
— finely stranded with core end processing0.5 ... 2.5 mm²
— finely stranded without core end processing0.5 ... 2.5 mm²
for AWG cables for auxiliary and control contacts1x (20 ... 12)
AWG number as coded connectable conductor cross section for main contacts18 ... 14
for main contacts10 mm
for auxiliary and control contacts10 mm
UL/CSA ratings
at 480 V rated value4.8 A
at 600 V rated value6.1 A
at 200/208 V rated value1.5 hp
at 220/230 V rated value2 hp
at 460/480 V rated value3 hp
at 575/600 V rated value5 hp
Safety related data
proportion of dangerous failures with high demand rate according to SN 3192050 %
MTTF with high demand rate76 a
IEC 61508
T1 value for proof test interval or service life according to IEC 6150820 a
Electrical Safety
touch protection on the front according to IEC 60529finger-safe, for vertical contact from the front
Ambient conditions
installation altitude at height above sea level maximum1 000 m
during operation-25 ... +60 °C
during storage-55 ... +80 °C
Electromagnetic compatibility
due to burst according to IEC 61000-4-42 kV / 5 kHz, behavior criterion 2
due to conductor-earth surge according to IEC 61000-4-52 kV, behavior criterion 2
due to conductor-conductor surge according to IEC 61000-4-51 kV, behavior criterion 2
due to high-frequency radiation according to IEC 61000-4-6140 dBuV in the frequency range 0.15 ... 80 MHz, behavior criterion 1
electrostatic discharge according to IEC 61000-4-24 kV contact discharging / 8 kV air discharging, behavior criterion 2
conducted HF interference emissions according to CISPR11Class A for industrial environment
field-bound HF interference emission according to CISPR11Class A for industrial environment
Short-circuit protection, design of the fuse link
of full range R fuse link for semiconductor protection at NH design usable3NE1803-0
of back-up R fuse link for semiconductor protection at NH design usable3NE8018-1
of back-up R fuse link for semiconductor protection at cylindrical design 10 x 38 mm usable3NC1032
of back-up R fuse link for semiconductor protection at cylindrical design 14 x 51 mm usable3NC1450
of back-up R fuse link for semiconductor protection at cylindrical design 22 x 58 mm usable3NC2250
at NH design usable3NA3805-6