product brand nameSIRIUS
product categorySIRIUS 3RQ4 coupling relay, narrow design
product designationCoupling relay with plug-in relay
design of the productoutput coupling link
product type designation3RQ4
manufacturer's article number of coupling relay usable3RQ4914-7BM00
General technical data
display version LEDYes
product feature protective coating on printed-circuit boardNo
relay outputYes
semi-conductor outputNo
power loss [W] maximum0.25 W
consumed active power0.3 W
insulation voltage for overvoltage category III according to IEC 60664 with degree of pollution 3 rated value300 V
surge voltage resistance rated value4 kV
between control and auxiliary circuit300 V
between control and auxiliary circuit according to IEC 60947-1300 V
percental drop-out voltage related to the input voltage10 %
protection class IPIP20
flammability class of enclosure materialUL94 V-0
according to IEC 60068-2-27sinusoidal half-wave 15 g / 11 ms
according to IEC 60068-2-66 ... 150 Hz: 2 g
operating frequency maximum72 000 1/h
switching behaviormonostable
mechanical service life (operating cycles) typical10 000 000
at AC-15 at 250 V typical100 000
thermal current6 A
reference code according to IEC 81346-2K
Substance Prohibitance (day/month/year)09/26/2024
Net Weight0.04 kg
Control circuit/ Control
at 50 Hz rated value24 V
at 60 Hz rated value24 V
1 rated value50 Hz
2 rated value60 Hz
control supply voltage at DC rated value24 V
initial value0.85
full-scale value1.25
initial value0.8
full-scale value1.25
initial value0.8
full-scale value1.25
inrush current maximum1 A
at AC maximum10 ms
at DC maximum10 ms
OFF-delay time maximum10 ms
Switching Function
design of the switching function positively drivenNo
Digital Outputs
property of the output short-circuit proofNo
Mechanical data
product component plug-in socketYes
design of the relay operating mechanismpoled
Short-circuit protection
design of the fuse link for short-circuit protection of the auxiliary switch requiredfuse gG: 4 A
Auxiliary circuit
type of switching contactdouble contact
material of contact coatingother
material of switching contactsAgSnO2
material of the contact insertThermoplastic
number of NC contacts for auxiliary contacts0
number of NO contacts for auxiliary contacts0
number of CO contacts for auxiliary contacts1
at 24 V3 A
at 250 V3 A
at 24 V1 A
at 125 V0.2 A
at 250 V0.1 A
contact reliability of auxiliary contactsone incorrect switching operation of 100 million switching operations (17 V, 5 mA)
Main circuit
type of voltageAC/DC
ampacity of the output relay at AC-15 at 250 V at 50/60 Hz3 A
at 24 V1 A
at 125 V0.2 A
at 250 V0.1 A
Electromagnetic compatibility
electromagnetic compatibilityacc. to EN 60947-5-1
EMC emitted interference according to IEC 60947-1ambience A (industrial sector)
EMC immunity according to IEC 60947-1corresponds to degree of severity 3
due to burst according to IEC 61000-4-42 kV
due to conductor-earth surge according to IEC 61000-4-52 kV
due to conductor-conductor surge according to IEC 61000-4-51 kV
field-based interference according to IEC 61000-4-310 V/m
electrostatic discharge according to IEC 61000-4-26 kV contact discharge / 8 kV air discharge
Display
display version as status display by LEDLED green
Connections/ Terminals
product function removable terminalNo
type of electrical connectionscrew terminal
solid1x (0.25 ... 2.5 mm²)
finely stranded with core end processing1x (0.25 ... 2.5 mm²), 2x (0.25 ... 1.5 mm²)
for AWG cables solid1x (20 ... 14), 2x (20 ... 16)
solid0.25 ... 2.5 mm²
finely stranded with core end processing0.25 ... 2.5 mm²
solid20 ... 14
tightening torque with screw-type terminals0.5 ... 0.6 N·m
size of the screwdriver tip3,0 x 0,5 mm
stripped length10 mm
Installation/ mounting/ dimensions
mounting positionany
fastening methodsnap-on mounting
height93 mm
width6.2 mm
depth88.5 mm
— forwards0 mm
— backwards0 mm
— upwards0 mm
— downwards0 mm
— at the side0 mm
— forwards0 mm
— backwards0 mm
— upwards0 mm
— at the side0 mm
— downwards0 mm
— forwards0 mm
— backwards0 mm
— upwards0 mm
— downwards0 mm
— at the side0 mm
Ambient conditions
installation altitude at height above sea level maximum2 000 m
during operation-25 ... +60 °C
during storage-40 ... +85 °C
during transport-40 ... +85 °C
relative humidity during operation10 ... 95 %