| Motor starter SIRIUS 3RM1 Reversing starter SAFETY 500 V; 0.4 - 2.0 A; 24 V DC Push-in connection method |
| Product brand name | SIRIUS |
| Product category | Motor starter |
| Product designation | Failsafe reversing starters |
| Design of the product | With electronic overload protection and safety-related disconnection |
| Product type designation | 3RM1 |
| General technical data |
| Trip class | CLASS 10A |
| Product function | |
| Intrinsic device protection | Yes |
| Suitability for operation Device connector 3ZY12 | Yes |
| Power loss [W] typical | 0.3 W |
| Insulation voltage | |
| rated value | 500 V |
| Surge voltage resistance rated value | 6 kV |
| maximum permissible voltage for safe isolation | |
| between main and auxiliary circuit | 500 V |
| between control and auxiliary circuit | 250 V |
| Protection class IP | IP20 |
| Shock resistance | 6g / 11 ms |
| Operating frequency maximum | 1 1/s |
| Mechanical service life (switching cycles) | |
| typical | 30 000 000 |
| Reference code acc. to DIN 40719 extended according to IEC 204-2 acc. to IEC 750 | Q |
| Reference code acc. to DIN EN 81346-2 | Q |
| Reference code acc. to DIN EN 61346-2 | Q |
| Product function | |
| direct start | No |
| reverse starting | Yes |
| Product function Short circuit protection | No |
| Electromagnetic compatibility |
| Conducted interference | |
| due to burst acc. to IEC 61000-4-4 | 3 kV / 5 kHz |
| due to conductor-earth surge acc. to IEC 61000-4-5 | 4 kV signal lines 2 kV |
| due to conductor-conductor surge acc. to IEC 61000-4-5 | 2 kV |
| due to high-frequency radiation acc. to IEC 61000-4-6 | 10 V |
| Electrostatic discharge acc. to IEC 61000-4-2 | 6 kV contact discharge / 8 kV air discharge |
| Conducted HF-interference emissions acc. to CISPR11 | Class B for the domestic, business and commercial environments |
| Field-bound HF-interference emission acc. to CISPR11 | Class B for the domestic, business and commercial environments |
| Safety related data |
| Safety device type acc. to IEC 61508-2 | Type B |
| Safety Integrity Level (SIL) acc. to IEC 61508 | 3 |
| Performance level (PL) acc. to EN ISO 13849-1 | e |
| Category acc. to EN ISO 13849-1 | 4 |
| Stop category acc. to DIN EN 60204-1 | 0 |
| Safe failure fraction (SFF) | 99.4 % |
| Average diagnostic coverage level (DCavg) | 99 % |
| Diagnostics test interval by internal test function maximum | 600 s |
| Function test interval maximum | 1 y |
| Failure rate [FIT] | |
| at rate of recognizable hazardous failures (λdd) | 1 400 FIT |
| at rate of non-recognizable hazardous failures (λdu) | 16 FIT |
| PFHD with high demand rate acc. to EN 62061 | 0.00000002 1/h |
| PFDavg with low demand rate acc. to IEC 61508 | 0.000018 |
| MTTFd | 75 y |
| Hardware fault tolerance acc. to IEC 61508 | 1 |
| T1 value for proof test interval or service life acc. to IEC 61508 | 20 y |
| Safe state | Load circuit open |
| Protection against electrical shock | finger-safe |
| Off-delay time with safety-related request when switched off via control inputs maximum | 43 ms |
| Off-delay time with safety-related request when switched off via supply voltage maximum | 120 ms |
| Hardware fault tolerance acc. to IEC 61508 relating to ATEX | 0 |
| PFDavg with low demand rate acc. to IEC 61508 relating to ATEX | 0.0005 |
| PFHD with high demand rate acc. to EN 62061 relating to ATEX | 0.00000005 1/h |
| Safety Integrity Level (SIL) acc. to IEC 61508 relating to ATEX | SIL2 |
| T1 value for proof test interval or service life acc. to IEC 61508 relating to ATEX | 3 y |
| Main circuit |
| Number of poles for main current circuit | 3 |
| Adjustable pick-up value current of the current-dependent overload release | 0.4 ... 2 A |
| Minimum load [%] | 20 % |
| Type of the motor protection | solid-state |
| Operating voltage | |
| rated value | 48 ... 500 V |
| Relative symmetrical tolerance of the operating voltage | 10 % |
| Operating frequency 1 rated value | 50 Hz |
| Operating frequency 2 rated value | 60 Hz |
| Relative symmetrical tolerance of the operating frequency | 10 % |
| Operating current | |
| at AC at 400 V rated value | 2 A |
| at AC-53a at 400 V at ambient temperature 40 °C rated value | 2 A |
| Ampacity when starting maximum | 16 A |
| Operating power for three-phase motors at 400 V at 50 Hz | 0.09 ... 0.75 kW |
| Inputs/ Outputs |
| Input voltage at digital input | |
| at DC rated value | 24 V |
| with signal <0> at DC | 0 ... 5 V |
| for signal <1> at DC | 15 ... 30 |
| Input current at digital input | |
| with signal <0> typical | 0.001 A |
| for signal <1> typical | 0.008 A |
| Input current at digital input | |
| for signal <1> at DC | 8 mA |
| with signal <0> at DC | 1 mA |
| Number of CO contacts for auxiliary contacts | 1 |
| Operating current of auxiliary contacts at AC-15 at 230 V maximum | 3 A |
| Operating current of auxiliary contacts at DC-13 at 24 V maximum | 1 A |
| Control circuit/ Control |
| Type of voltage of the control supply voltage | DC |
| Control supply voltage 1 | |
| at DC rated value | 24 V |
| Operating range factor control supply voltage rated value at DC | |
| initial value | 0.8 |
| Full-scale value | 1.25 |
| Control current at DC | |
| in standby mode | 13 mA |
| when switching on | 150 mA |
| during operation | 57 mA |
| Response times |
| Switch-on delay time | 65 ... 76 ms |
| Off-delay time | 30 ... 43 ms |
| Installation/ mounting/ dimensions |
| Mounting position | vertical, horizontal, standing (observe derating) |
| Mounting type | screw and snap-on mounting onto 35 mm standard mounting rail |
| Height | 100 mm |
| Width | 22.5 mm |
| Depth | 141.6 mm |
| Required spacing | |
| with side-by-side mounting | |
| — forwards | 0 mm |
| — Backwards | 0 mm |
| — upwards | 50 mm |
| — downwards | 50 mm |
| — at the side | 0 mm |
| for grounded parts | |
| — forwards | 0 mm |
| — Backwards | 0 mm |
| — upwards | 50 mm |
| — at the side | 3.5 mm |
| — downwards | 50 mm |
| Ambient conditions |
| Installation altitude at height above sea level | |
| maximum | 2 000 m |
| Ambient temperature | |
| during operation | -25 ... +60 °C |
| during storage | -40 ... +70 °C |
| during transport | -40 ... +70 °C |
| Relative humidity during operation | 10 ... 95 % |
| Air pressure | |
| acc. to SN 31205 | 900 ... 1 060 hPa |
| Communication/ Protocol |
| Product function Bus communication | No |
| Connections/Terminals |
| Type of electrical connection | PUSH-IN connection (spring-loaded connection) for main circuit, PUSH-IN connection (spring-loaded connection) for control circuit |
| for main current circuit | PUSH-IN connection (spring-loaded connection) |
| for auxiliary and control current circuit | PUSH-IN connection (spring-loaded connection) |
| Type of connectable conductor cross-sections | |
| for main contacts | |
| — solid | 1x (0.5 ... 4 mm²) |
| — finely stranded with core end processing | 1x (0.5 ... 2.5 mm²) |
| — finely stranded without core end processing | 1x (0.5 ... 4 mm²) |
| at AWG conductors for main contacts | 1x (20 ... 12) |
| Connectable conductor cross-section for main contacts | |
| single or multi-stranded | 0.5 ... 4 mm² |
| finely stranded with core end processing | 0.5 ... 2.5 mm² |
| finely stranded without core end processing | 0.5 ... 4 mm² |
| Connectable conductor cross-section for auxiliary contacts | |
| single or multi-stranded | 0.5 ... 1.5 mm² |
| finely stranded with core end processing | 0.5 ... 1 mm² |
| finely stranded without core end processing | 0.5 ... 1.5 mm² |
| Type of connectable conductor cross-sections | |
| for auxiliary contacts | |
| — solid | 1x (0.5 ... 1.5 mm²), 2x (0.5 ... 1.5 mm²) |
| — finely stranded with core end processing | 1x (0,5 ... 1,0 mm²), 2x (0,5 ... 1,0 mm²) |
| — finely stranded without core end processing | 1x (0.5 ... 1.5 mm²), 2x (0.5 ... 1.5 mm²) |
| at AWG conductors for auxiliary contacts | 1x (20 ... 16), 2x (20 ... 16) |
| AWG number as coded connectable conductor cross section | |
| for main contacts | 20 ... 12 |
| for auxiliary contacts | 20 ... 16 |
| UL/CSA ratings |
| Full-load current (FLA) for three-phase AC motor | |
| at 480 V rated value | 2 A |
| Yielded mechanical performance [hp] | |
| for single-phase AC motor | |
| — at 230 V rated value | 0.125 hp |
| for three-phase AC motor | |
| — at 200/208 V rated value | 0.333 hp |
| — at 220/230 V rated value | 0.333 hp |
| — at 460/480 V rated value | 0.75 hp |
