| Miniature circuit breaker 230 V 4.5 kA, 1+N-pole/1 MW, C 4A |
| Model |
| Product brand name | SENTRON |
| Product designation | Miniature circuit breaker |
| Design of the product | 5SY miniature circuit breakers |
| General technical data |
| Number of poles | 2 |
| Number of poles / Note | 1P+N |
| Tripping characteristic class | C |
| circuit-breaker / Design | 5SY3 |
| Mechanical service life (switching cycles) / typical | 4 000 |
| Overvoltage category | 3 |
| Voltage |
| Type of voltage | AC |
| Insulation voltage | |
| at AC / rated value | 250 V |
| with single-phase operation / at AC / rated value | 250 V |
| Supply voltage |
| Supply voltage / at AC / rated value | 230 V |
| Supply voltage frequency / rated value | 50 Hz |
| Protection class |
| Protection class IP | IP20, with connected conductors |
| Energy limiting class | 3 |
| Switching capacity |
| Switching capacity current | |
| acc. to EN 60898 / rated value | 4.5 kA |
| Dissipation |
| Power loss [W] | |
| for rated value of the current / at AC / in hot operating state / per pole | 2 W |
| Electricity |
| Tripping residual / rated value / derated current / at 40 Cel | 3.84 A |
| Current / at AC / rated value | 4 A |
| Main circuit |
| Operating voltage | |
| minimum | 24 V |
| with single-phase operation / at AC / maximum | 250 V |
| Suitability for operation | Residential buildings/infrastructure |
| Product details |
| Product feature / Touch protection | Yes |
| Product feature | |
| halogen-free | Yes |
| sealable | Yes |
| silicon-free | Yes |
| Product extension / can be installed / supplementary devices | Yes |
| Product function |
| Product function / neutral conductor switching | Yes |
| Number |
| Number of test cycles / for environmental testing / acc. to IEC 60068-2-30 | 6 |
| Connections |
| Connectable conductor cross-section / stranded | |
| minimum | 0.75 mm² |
| maximum | 16 mm² |
| Connectable conductor cross-section | |
| solid | |
| — minimum | 0.75 mm² |
| — maximum | 16 mm² |
| finely stranded / with core end processing | |
| — minimum | 0.75 mm² |
| — maximum | 10 mm² |
| Tightening torque / with screw-type terminals | |
| minimum | 2 N·m |
| maximum | 2.5 N·m |
| Position / of power supply cord | Any |
| Mechanical Design |
| Height | 90 mm |
| Depth | 76 mm |
| Mounting position | any |
| Installation depth | 70 mm |
| Number of width units | 1 |
| Net weight | 129 g |
| Environmental conditions |
| Degree of pollution | 2 |
| Vibration resistance / acc. to IEC 60068-2-6 | Yes |
| Ambient temperature | |
| minimum | -25 °C |
| maximum | 45 °C |
| during storage / minimum | -40 °C |
| during storage / maximum | 75 °C |
