The Schneider PRD81624 3P+N 40kA is a surge protection device (SPD) designed to protect electrical installations from surges and transients caused by lightning strikes, switching operations, or other electrical disturbances.
Parameters:
Nominal Voltage: 230/400V AC (3-phase + Neutral)
Maximum Discharge Current: 40kA (8/20µs waveform)
Nominal Discharge Current: 20kA (8/20µs waveform)
Protection Type: Type 2 SPD (for protection against transient overvoltages in electrical installations)
Number of Poles: 3P+N (3-phase plus neutral)
Maximum Continuous Operating Voltage (Uc): 400V AC
Inlet Voltage Range: 230V AC to 400V AC
Frequency Range: 50/60 Hz
Voltage Protection Level (Up): ≤ 1.5 kV
Response Time: ≤ 25ns (fast response to transient overvoltages)
IEC Classification: Complies with IEC 61643-1, IEC 60364-5-53 (for surge protection devices)
Maximum Operating Current (Imax): 40kA
Mounting: DIN rail mounted for easy installation in electrical panels
Degree of Protection: IP20 (Protection against solid objects >12mm; no protection against liquids)
Status Indication: Visual indicator for proper operation (green for normal operation, red for failure)
Temperature Range: -40°C to +80°C (operating temperature)
Housing Material: Flame-retardant plastic (self-extinguishing)