| Load monitoring Current range 90 A / 40 °C 400-600 V / 110 V AC for semiconductor relay / contactor |
| General technical data |
| Product brand name | | SIRIUS |
| Product designation | | load monitoring |
| Product function | | solid-state relay / solid-state contactor 3RF2 |
| Number of poles for main current circuit | | 0 |
| Protection class IP | | IP20 |
| Product designation _1 of the accessories that can be ordered | | sealable end cover |
| Manufacturer's article number _1 of the accessories that can be ordered | | |
| Hole diameter of the current transformer | mm | 17 |
| Number of partial loads for load monitoring | | 12 |
| Ambient temperature | | |
| during operation | °C | -25 ... +60 |
| during storage | °C | -55 ... +80 |
| Installation altitude at height above sea level maximum | m | 1 000 |
| Vibration resistance acc. to IEC 60068-2-6 | | 2g |
| Shock resistance acc. to IEC 60068-2-27 | | 15g / 11 ms |
| Reference code acc. to DIN 40719 extended according to IEC 204-2 acc. to IEC 750 | | A |
| Reference code acc. to DIN EN 61346-2 | | B |
| Main circuit |
| Number of NO contacts for main contacts | | 0 |
| Number of NC contacts for main contacts | | 0 |
| Operating current | | |
| at AC-1 at 400 V rated value | A | 90 |
| Derating temperature | °C | 40 |
| Operating voltage at AC | | |
| at 50 Hz rated value | V | 400 ... 600 |
| at 60 Hz rated value | V | 400 ... 600 |
| Operating range relative to the operating voltage at AC | | |
| at 50 Hz | V | 340 ... 660 |
| at 60 Hz | V | 340 ... 660 |
| Operating frequency rated value | Hz | 50 ... 60 |
| Relative symmetrical tolerance of the operating frequency | % | 10 |
| Insulation voltage rated value | V | 600 |
| Compensation of the supply voltage fluctuations | % | 20 |
| Partial load for load monitoring | A | 2.9 |
| Teach range current | A | 2.93 ... 90 |
| Current measuring range | A | 0 ... 99 |
| Control circuit/ Control |
| Type of voltage | | AC |
| Control supply voltage | | |
| at AC | | |
| — at 50 Hz | | |
| — rated value | V | 90 ... 121 |
| — Full-scale value for signal<0> recognition | V | 15 |
| — at 60 Hz | | |
| — rated value | V | 90 ... 121 |
| — Full-scale value for signal<0> recognition | V | 15 |
| Supply voltage frequency for auxiliary and control current circuit rated value | Hz | 50 ... 60 |
| Symmetrical line frequency tolerance | Hz | 5 |
| Relative symmetrical tolerance of the supply voltage frequency | % | 10 |
| Control current | | |
| at AC rated value | mA | 20 |
| Response delay | s | 0.1 ... 3 |
| Auxiliary circuit |
| Number of NC contacts for auxiliary contacts | | 1 |
| Number of NO contacts for auxiliary contacts | | 1 |
| Number of CO contacts for auxiliary contacts | | 1 |
| Operating voltage of auxiliary contacts | | |
| at AC | V | 90 ... 121 |
| at DC | V | 90 ... 121 |
| Operating current of auxiliary contacts | | |
| at AC | mA | 5 ... 1 000 |
| at DC | mA | 5 ... 1 000 |
| Installation/ mounting/ dimensions |
| Mounting type | | clip-on |
| Mounting type Side-by-side mounting | | Yes |
| Width | mm | 45 |
| Height | mm | 111.5 |
| Depth | mm | 69.5 |
| Connections/Terminals |
| Type of electrical connection | | |
| for auxiliary and control current circuit | | screw-type terminals |
| Design of the thread of the connection screw of the auxiliary and control contacts | | M3 |
| Type of connectable conductor cross-sections | | |
| for auxiliary and control contacts | | |
| — solid | | 1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.0 mm²) |
| — finely stranded | | |
| — with core end processing | | 1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.0 mm²) |
| — without core end processing | | 1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.0 mm²) |
| at AWG conductors for auxiliary and control contacts | | 1x (AWG 20 ... 12) |
| Connectable conductor cross-section for auxiliary and control contacts | | |
| solid | mm² | 0.5 ... 2.5 |
| finely stranded | | |
| — with core end processing | mm² | 0.5 ... 2.5 |
| — without core end processing | mm² | 0.5 ... 2.5 |
| AWG number as coded connectable conductor cross section for auxiliary and control contacts | | 12 ... 20 |
| Wire stripping length of the cable for auxiliary and control contacts | mm | 7 |
| Tightening torque for auxiliary and control contacts with screw-type terminals | N·m | 0.5 ... 0.6 |
| Tightening torque [lbf·in] for auxiliary and control contacts with screw-type terminals | lbf·in | 4.5 ... 5.3 |
