Modular residual current relay 4P | 25A | 0.1A | Type A | DIN | ECO FPR-A Promfactor Baltic FPR4025100A

Technical Data:
Number of poles: 4P
Rated current (In): 25A
Leakage current (ІΔn): 0.1 A (100 mA)
Usage category: A
Rated voltage (Un): ~230/400 V
Insulation voltage (Ui): 500 V
Impulse voltage (Uimp): 4,000 V
Breaking capacity (Icu): 10,000 A
Rated frequency: 50/60 Hz
Instantaneous trip time: ≤0.1 s
Endurance: Electrical: 4,000 cycles. Mechanical: 20,000 cycles
Terminal size for cable: Up to 25 mm²
Screw tightening torque: 3.5 Nm
Differential protection type: Electromechanical
Mounting: On a 35 mm DIN rail
Operating temperature: -25 °C to +55 °C
Storage temperature: -25 °C to +70 °C
Protection rating: IP20
Functions:
Detects and stops leakage currents that can endanger people or equipment.
Electric shock protection: Ensures safety in cases of direct or indirect contact with live equipment.
Fire prevention: Prevents fires caused by damaged electrical insulation.
Applications:
Electrical protection in residential buildings.
Ensures electrical network safety in offices, shops, hotels, and other commercial spaces.
Industrial installations: Suitable for electrical systems requiring reliable differential protection.
Pros:
Reliability: The electromechanical operation ensures functionality regardless of mains voltage.
Safety: Instant disconnection (≤0.1 s) provides a rapid response to hazards.
Durability: Withstands up to 20,000 mechanical cycles and 4,000 electrical cycles.
Cons:
Protection rating: IP20 protection is only suitable for dry indoor spaces.
The FPR-AC modular residual current relay from Promfactor Baltic is a reliable and efficient solution for ensuring electrical network safety. It not only protects against electric shocks but also helps prevent fires, making it an ideal choice for both residential and commercial projects.