| Circuit breaker size S2 for starter combination Rated current 80 A N-release 1040 A screw terminal increased switching capacity |
| Product brand name | SIRIUS |
| Product designation | Circuit breaker |
| Design of the product | For starter combinations |
| Product type designation | 3RV2 |
| General technical data |
| Size of the circuit-breaker | S2 |
| Size of contactor can be combined company-specific | S2 |
| Product extension | |
| Auxiliary switch | Yes |
| Power loss [W] total typical | 21 W |
| Insulation voltage with degree of pollution 3 rated value | 690 V |
| Surge voltage resistance rated value | 6 kV |
| maximum permissible voltage for safe isolation | |
| in networks with grounded star point between main and auxiliary circuit | 400 V |
| in networks with grounded star point between main and auxiliary circuit | 400 V |
| Protection class IP | |
| on the front | IP20 |
| of the terminal | IP00 |
| Shock resistance | |
| acc. to IEC 60068-2-27 | 25g / 11 ms Sinus |
| Mechanical service life (switching cycles) | |
| of the main contacts typical | 20 000 |
| of auxiliary contacts typical | 20 000 |
| Electrical endurance (switching cycles) | |
| typical | 20 000 |
| Certificate of suitability ATEX | No |
| Protection against electrical shock | finger-safe when touched vertically from front acc. to IEC 60529 |
| Reference code acc. to DIN EN 81346-2 | Q |
| Ambient conditions |
| Installation altitude at height above sea level | |
| maximum | 2 000 m |
| Relative humidity during operation | 10 ... 95 % |
| Main circuit |
| Number of poles for main current circuit | 3 |
| Operating voltage | |
| rated value | 690 V |
| at AC-3 rated value maximum | 690 V |
| Operating frequency rated value | 50 ... 60 Hz |
| Operating current rated value | 80 A |
| Operating current | |
| at AC-3 | |
| — at 400 V rated value | 80 A |
| Operating power | |
| at AC-3 | |
| — at 230 V rated value | 22 000 W |
| — at 400 V rated value | 37 000 W |
| — at 500 V rated value | 55 000 W |
| — at 690 V rated value | 75 000 W |
| Operating frequency | |
| at AC-3 maximum | 15 1/h |
| Auxiliary circuit |
| Number of NC contacts for auxiliary contacts | 0 |
| Number of NO contacts for auxiliary contacts | 0 |
| Protective and monitoring functions |
| Product function | |
| Ground fault detection | No |
| Phase failure detection | No |
| Operational short-circuit current breaking capacity (Ics) at AC | |
| at 240 V rated value | 100 kA |
| at 400 V rated value | 50 kA |
| at 500 V rated value | 8 kA |
| at 690 V rated value | 4 kA |
| Maximum short-circuit current breaking capacity (Icu) | |
| at AC at 240 V rated value | 100 kA |
| at AC at 400 V rated value | 100 kA |
| at AC at 500 V rated value | 10 kA |
| at AC at 690 V rated value | 6 kA |
| Response value current | |
| of instantaneous short-circuit trip unit | 1 040 A |
| UL/CSA ratings |
| Full-load current (FLA) for three-phase AC motor | |
| at 480 V rated value | 77 A |
| at 600 V rated value | 77 A |
| Yielded mechanical performance [hp] | |
| for single-phase AC motor | |
| — at 110/120 V rated value | 7.5 hp |
| for three-phase AC motor | |
| — at 200/208 V rated value | 25 hp |
| — at 220/230 V rated value | 30 hp |
| — at 460/480 V rated value | 60 hp |
| — at 575/600 V rated value | 75 hp |
| Short-circuit protection |
| Product function Short circuit protection | Yes |
| Design of the short-circuit trip | magnetic |
| Design of the fuse link for IT network for short-circuit protection of the main circuit | |
| at 240 V | none required |
| at 400 V | 160 |
| at 500 V | 125 |
| at 690 V | 100 |
| Installation/ mounting/ dimensions |
| Mounting position | any |
| Mounting type | screw and snap-on mounting onto 35 mm standard mounting rail according to DIN EN 60715 |
| Height | 140 mm |
| Width | 55 mm |
| Depth | 97 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 | 10 mm |
| — downwards | 50 mm |
| for live parts | |
| — forwards | 0 mm |
| — Backwards | 0 mm |
| — upwards | 50 mm |
| — downwards | 50 mm |
| — at the side | 10 mm |
| Connections/Terminals |
| Product function | |
| removable terminal for auxiliary and control circuit | No |
| Type of electrical connection | |
| for main current circuit | screw-type terminals |
| Arrangement of electrical connectors for main current circuit | Top and bottom |
| Type of connectable conductor cross-sections | |
| for main contacts | |
| — single or multi-stranded | 2x (1 ... 35 mm²), 1x (1 ... 50 mm²) |
| — finely stranded with core end processing | 2x (1 ... 25 mm²), 1x (1 ... 35 mm²) |
| at AWG conductors for main contacts | 2x (18 ... 2), 1x (18 ... 1) |
| Tightening torque | |
| for main contacts with screw-type terminals | 3 ... 4.5 N·m |
| Design of screwdriver shaft | Diameter 5 to 6 mm |
| Size of the screwdriver tip | Pozidriv 2 |
| Design of the thread of the connection screw | |
| for main contacts | M6 |
| Safety related data |
| B10 value | |
| with high demand rate acc. to SN 31920 | 5 000 |
| Proportion of dangerous failures | |
| with low demand rate acc. to SN 31920 | 50 % |
| with high demand rate acc. to SN 31920 | 50 % |
| Failure rate [FIT] | |
| with low demand rate acc. to SN 31920 | 50 FIT |
| T1 value for proof test interval or service life acc. to IEC 61508 | 10 y |
| Display version | |
| for switching status | Handle |
