| Output coupler Optocoupler 1 NO triac, Input 24 V DC Output 20-264 V AC, 2 A Overall width 6.2 mm screw terminal Thermal current 2A |
| Product brand name | SIRIUS |
| Product category | SIRIUS 3RQ3 coupling relays in slim design |
| Product designation | Coupling relays with semiconductor output (not plug-in) |
| Design of the product | Output coupling link |
| Product type designation | 3RQ3 |
| General technical data |
| Display version LED | Yes |
| Product component | |
| Relay output | No |
| semi-conductor output | Yes |
| Consumed active power | 0.25 W |
| Insulation voltage | |
| for overvoltage category III according to IEC 60664 | |
| — with degree of pollution 3 rated value | 300 V |
| Surge voltage resistance rated value | 4 kV |
| Protection class IP | IP20 |
| Shock resistance | |
| acc. to IEC 60068-2-27 | sinusoidal half-wave 15g / 11 ms |
| Switching frequency | 10 Hz |
| Thermal current | 2 A |
| Reference code acc. to DIN EN 81346-2 | K |
| Reference code acc. to DIN EN 61346-2 | K |
| Control circuit/ Control |
| Control supply voltage at DC | |
| rated value | 11 ... 30 V |
| Operating range factor control supply voltage rated value at DC | |
| initial value | 1 |
| Full-scale value | 1 |
| Switch-on delay time | |
| at DC maximum | 10 ms |
| Off-delay time | 9 ms |
| Product component Plug-in socket | No |
| Auxiliary circuit |
| Type of switching contact | NO contact |
| Number of NO contacts for auxiliary contacts | 1 |
| Main circuit |
| Type of voltage | DC |
| Inputs/ Outputs |
| Property of the output Short-circuit proof | No |
| Outputs |
| Ampacity of the semiconductor output at AC | 5 mA ... 2 A |
| Electromagnetic compatibility |
| EMC emitted interference | |
| acc. to IEC 60947-1 | ambience A (industrial sector) |
| EMI immunity | |
| acc. to IEC 60947-1 | corresponds to degree of severity 3 |
| Conducted interference | |
| due to burst acc. to IEC 61000-4-4 | 2 kV |
| due to conductor-earth surge acc. to IEC 61000-4-5 | 2 kV |
| due to conductor-conductor surge acc. to IEC 61000-4-5 | 1 kV |
| Field-bound parasitic coupling acc. to IEC 61000-4-3 | 10 V/m |
| Electrostatic discharge acc. to IEC 61000-4-2 | 6 kV contact discharge / 8 kV air discharge |
| Display |
| Display version | |
| as status display by LED | LED green |
| Connections/Terminals |
| Product function | |
| removable terminal | No |
| Type of electrical connection | |
| for auxiliary and control current circuit | screw-type terminals |
| Wire length | |
| at DC maximum | 1 000 m |
| Type of connectable conductor cross-sections | |
| solid | 1x (0.25 ... 2.5 mm²) |
| finely stranded with core end processing | 1x (0.25 ... 1.5 mm²) |
| at AWG conductors solid | 1 x (20 ... 14) |
| Connectable conductor cross-section | |
| solid | 0.25 ... 2.5 mm² |
| finely stranded with core end processing | 0.25 ... 1.5 mm² |
| AWG number as coded connectable conductor cross section | |
| solid | 20 ... 14 |
| Tightening torque | |
| with screw-type terminals | 0.5 ... 0.6 N·m |
| Installation/ mounting/ dimensions |
| Mounting position | any |
| Mounting type | snap-on mounting |
| Height | 93 mm |
| Width | 6.2 mm |
| Depth | 72.5 mm |
| Required spacing | |
| with side-by-side mounting | |
| — forwards | 0 mm |
| — Backwards | 0 mm |
| — upwards | 0 mm |
| — downwards | 0 mm |
| — at the side | 0 mm |
| for grounded parts | |
| — forwards | 0 mm |
| — Backwards | 0 mm |
| — upwards | 0 mm |
| — at the side | 0 mm |
| — downwards | 0 mm |
| for live parts | |
| — forwards | 0 mm |
| — Backwards | 0 mm |
| — upwards | 0 mm |
| — downwards | 0 mm |
| — at the side | 0 mm |
| Ambient conditions |
| Installation altitude at height above sea level | |
| maximum | 2 000 m |
| Ambient temperature | |
| during operation | -25 ... +60 °C |
| during storage | -40 ... +85 °C |
| during transport | -40 ... +85 °C |
| Relative humidity | |
| during operation | 10 ... 95 % |
