Industrial switch disconnector | for electrical circuit protection | 3P | 315A | FMD4 Promfactor Baltic FMD40315

Technical Data:
Standard: IEC/EN 60947-2
Number of poles: 3P
Rated trip current (In): 315A  
Operating frequency: 50/60 Hz
Insulation voltage (Ui): 800V
Rated voltage (Un): ~690V
Impulse voltage (Uimp): 8000V
Endurance:
Electrical: 1,500 ON/OFF cycles
Mechanical: 5,000 ON/OFF cycles
Additional equipment connection: Yes
Protection rating: IP20
Operating temperature: -25…+55°C
Storage temperature: -25…+70°C
Weight: 4.90 kg
Application:
This switch is used in industrial, energy, infrastructure, and high-power electrical networks where reliable circuit control is required. Ideal for:

Manufacturing plants – electrical protection of machines, equipment, and systems.
Electrical distribution networks – for managing high-voltage electrical systems.
Construction sites – for controlling temporary electrical installations.
Commercial buildings – to ensure electrical supply safety.
Pros:
High rated current – suitable for high-power electrical installations.
High impulse voltage – ensures better surge resistance.
Reliable mechanical operation – 8,500 ON/OFF cycles.
Option to connect additional accessories – increased functionality.

Cons:
Low protection rating (IP20) – not suitable for dusty or humid conditions.
Relatively heavy – installation in small spaces may be challenging.

This industrial switch disconnector is an excellent choice for those seeking a reliable and efficient circuit control and protection system.