| Article Number | 5SY4301-7 | 
| Article Number | SENTRON | 
| Product Brand Name | Miniature circuit breaker | 
| Product Designation |  | 
| General Technical Data | 3 | 
| Number of Poles | 3P | 
| Design of Pole | C | 
| Tripping Characteristic Class | 10 000 | 
| Mechanical Service Life (Switching Cycles) Typical | III | 
| Overvoltage Category | 3 | 
| Degree of Pollution |  | 
| Voltage | AC | 
| Type of Voltage of the Operating Voltage |  | 
| Insulation Voltage (Ui) | 440 V | 
| ● With Single-Phase Operation at AC Rated Value | 440 V | 
| ● With Multi-Phase Operation at AC Rated Value | 230 V | 
| Supply Voltage with Single-Phase Operation at AC Rated Value |  | 
| Supply Voltage |  | 
| Supply Voltage | 400 V | 
| ● At AC Rated Value | 50/60 Hz | 
| Value Range of the Supply Voltage Frequency | 72 V | 
| Operating Voltage at DC Rated Value Maximum |  | 
| Protection Class | IP20, with connected conductors | 
| Protection Class IP |  | 
| Switching Capacity |  | 
| Switching Capacity Current | 15 kA | 
| ● at DC According to IEC 60947-2 Rated Value | 10 kA | 
| ● According to EN 60898 Rated Value | 35 kA | 
| ● According to IEC 60947-2 Rated Value | 3 | 
| Energy Limitation Class |  | 
| Dissipation | 1.2 W | 
| Power loss [W] for Rated Value of the Current at AC in Hot Operating State Per Pole |  |