product brand nameSIRIUS
product designationsolid-state contactor
design of the product1-pole
product type designation3RF53
_1 of the accessories that can be ordered3RF3900-2TB88
_1 of the accessories that can be orderedcontrol connector
General technical data
product functioninstantaneous switching
at DC in hot operating state per pole7.5 W
without load current share typical0.55 W
type of calculation of power loss current-dependentlinear
insulation voltage rated value1 500 V
degree of pollution3
impulse withstand voltage (Uimp)10 kV
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 81346-2:2019Q
Substance Prohibitance (day/month/year)03/27/2024
SVHC substance nameLead CAS-No. 7439-92-1 Dibutylbis(pentane-2,4-dionato-O,O')tin CAS-No. 22673-19-4
Net Weight0.134 kg
Main circuit
number of poles for main current circuit1
number of NO contacts for main contacts1
number of NC contacts for main contacts0
type of voltage of the operating voltageDC
at DC rated value24 ... 1 100 V
voltage peak maximum1 270 V
duration of the voltage peak20 ms
operational current rated value maximum16 A
at 25 °C rated value17 A
at 40 °C rated value16 A
at 70 °C rated value14 A
according to UL 508 rated value15 A
operational current minimum1 mA
rated value16 A
at 600 V rated value16 A
at 1100 V rated value16 A
derating temperature40 °C
inductivity in the entire shunt circuit maximum100 µH
Control circuit/ Control
type of voltage of the control supply voltageDC
control supply voltage at DC rated value110 V
control supply voltage at DC full-scale value for signal<0> recognition40 V
initial value0.7
full-scale value1.25
control current at minimum control supply voltage at DC8 mA
control current at DC rated value9 mA
ON-delay time5 ms
OFF-delay time22 ms
Installation/ mounting/ dimensions
fastening method side-by-side mountingYes
fastening methodscrew fixing
design of the thread of the screw for securing the equipmentM4
tightening torque of fixing screw maximum1.5 N·m
tightening torque [lbf·in] of fixing screw maximum13 lbf·in
height104 mm
width22.5 mm
depth92 mm
Connections/ Terminals
product component removable terminal for auxiliary and control circuitYes
for main current circuitscrew-type terminals
for auxiliary and control circuitscrew-type terminals
— solid2x (1.5 ... 2.5 mm²), 2x (2.5 ... 6 mm²)
— finely stranded with core end processing2x (1 ... 2.5 mm²), 2x (2.5 ... 6 mm²), 1x 10 mm²
for AWG cables for main contacts2x (14 ... 10)
solid or stranded1.5 ... 6 mm²
finely stranded with core end processing1 ... 10 mm²
— solid1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1 mm²)
— finely stranded with core end processing1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1 mm²)
— finely stranded without core end processing1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1 mm²)
for AWG cables for auxiliary and control contacts1x (20 ... 12)
AWG number as coded connectable conductor cross section for main contacts14 ... 10
for main contacts with screw-type terminals2 ... 2.5 N·m
for auxiliary and control contacts with screw-type terminals0.5 ... 0.6 N·m
for main contacts with screw-type terminals7 ... 10.3 lbf·in
for auxiliary and control contacts with screw-type terminals4.5 ... 5.3 lbf·in
for main contacts7 mm
for auxiliary and control contacts7 mm
UL/CSA ratings
operational current according to UL 508 rated value15 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
field-based interference according to IEC 61000-4-380 MHz ... 1 GHz 10 V/m, 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 B for the domestic, business and commercial environments