| Load feeder fuseless, Direct-on-line starting 400 V AC, Size S00 0.14...0.20 A 24 V DC screw terminal for installation on standard mounting rail (also fulfills type of coordination 1) Type of coordination 2, Iq = 150 kA 1 NO (contactor) |
| Product brand name | SIRIUS |
| Product designation | Direct (on-line) starter |
| Design of the product | for standard rail or screw mounting |
| Product type designation | 3RA21 |
| Manufacturer's article number | |
| of the supplied contactor | |
| of the supplied circuit-breakers | |
| of the supplied link module | |
| General technical data |
| Size of the circuit-breaker | S00 |
| Size of load feeder | S00 |
| Insulation voltage | |
| with degree of pollution 3 rated value | 690 V |
| Surge voltage resistance rated value | 6 kV |
| Protection class IP | |
| on the front | IP20 |
| of the terminal | IP20 |
| Shock resistance | |
| acc. to IEC 60068-2-27 | 6g / 11 ms |
| Mechanical service life (switching cycles) | |
| of contactor typical | 30 000 000 |
| Type of assignment | 2 |
| Protection against electrical shock | finger-safe |
| Ambient conditions |
| Ambient temperature | |
| during operation | -20 ... +60 °C |
| during storage | -50 ... +80 °C |
| during transport | -50 ... +80 °C |
| Temperature compensation | -20 ... +60 °C |
| Relative humidity during operation | 10 ... 95 % |
| Main circuit |
| Number of poles for main current circuit | 3 |
| Design of the switching contact | electromechanical |
| Adjustable pick-up value current of the current-dependent overload release | 0.14 ... 0.2 A |
| Operating voltage | |
| rated value | 690 V |
| at AC-3 rated value maximum | 690 V |
| Operating frequency rated value | 50 ... 60 Hz |
| Operating current | |
| at AC-3 | |
| — at 400 V rated value | 0.2 A |
| Operating power | |
| at AC-3 | |
| — at 400 V rated value | 60 W |
| Control circuit/ Control |
| Type of voltage of the control supply voltage | DC |
| Control supply voltage at DC | |
| rated value | 24 V |
| Holding power of magnet coil at DC | 4 W |
| Auxiliary circuit |
| Product extension Auxiliary switch | Yes |
| Protective and monitoring functions |
| Trip class | CLASS 10 |
| Design of the overload release | thermal (bimetallic) |
| UL/CSA ratings |
| Full-load current (FLA) for three-phase AC motor | |
| at 480 V rated value | 0.2 A |
| Short-circuit protection |
| Product function Short circuit protection | Yes |
| Design of the short-circuit trip | magnetic |
| Conditional short-circuit current (Iq) | |
| at 400 V acc. to IEC 60947-4-1 rated value | 150 000 A |
| Installation/ mounting/ dimensions |
| Mounting position | vertical |
| Mounting type | screw and snap-on mounting onto 35 mm standard mounting rail |
| Height | 167 mm |
| Width | 45 mm |
| Depth | 97 mm |
| Required spacing | |
| for grounded parts | |
| — forwards | 20 mm |
| — Backwards | 0 mm |
| — upwards | 50 mm |
| — at the side | 20 mm |
| — downwards | 10 mm |
| for live parts | |
| — forwards | 20 mm |
| — Backwards | 0 mm |
| — upwards | 50 mm |
| — downwards | 10 mm |
| — at the side | 20 mm |
| Connections/Terminals |
| Type of electrical connection | |
| for main current circuit | screw-type terminals |
| Type of connectable conductor cross-sections | |
| for main contacts | |
| — stranded | 0.5 ... 4 mm², 2x (0.75 ... 2.5 mm²) |
| at AWG conductors for main contacts | 2x (20 ... 16), only for contactor 2x (18 ... 14), 2x 12 |
| Connectable conductor cross-section for main contacts | |
| finely stranded with core end processing | 0.5 ... 2.5 mm² |
| Safety related data |
| B10 value | |
| with high demand rate acc. to SN 31920 | 1 000 000 |
| Proportion of dangerous failures | |
| with high demand rate acc. to SN 31920 | 73 % |
