The BFS-S Series fire safety switch is a string level load break disconnect solution for solar rooftop fire protection.
The BFS-S Series fire safety switch is a string level load break disconnect solution for solar rooftop fire protection. It should be installed on the rooftop or the place as closer to the panels.
Providing DC power mechanical, complete isolation and disconnection in case of a fire emergency on solar building. Protects firefighter from a solar electric shock.
| Models | BFS-S | ||
| Max DC voltage IEC/EN 60947-3 | 1500V | ||
| Max DC current IEC/EN 60947-3 | 50A | ||
| Models | BFS-S1 | BFS-S2 | BFS-S3 |
| Number of Strings | 1 string | 2 strings | 3 strings |
| Operating Voltage | 90Vac-260Vac | ||
| Nominal Voltage | 230Vac | ||
| Nominal Current | 30mA | ||
| Start up Current | Average 100mA | ||
| Switch on Action Current | Max 300mA | ||
| Protection Degree | IP66 | ||
| Storage temperature allowed between | -40℃-85℃ | ||
| Maximum operating temperature before automatic switch OFF | +85℃ | ||
| Protection Level | Class II | ||
| Number of operations without current | 9700 | ||
| Number of operations under load with current | 300 | ||
