The Schneider Electric iPRU is a high-performance 4-Pole (4P) Surge Protective Device (SPD) / Type 2 Lightning Arrester with a maximum discharge capacity (Imax) of 40 kA per pole. Designed to protect electrical installations and sensitive equipment against transient overvoltages caused by indirect lightning strikes, switching operations, and other electrical disturbances.
Parameters
Parameter Specification
Product Range Acti 9 iPRU
Type / Class Type 2 (Class II) Surge Protective Device
Number of Poles 4-Pole (4P) – L1, L2, L3, N
Rated Network Voltage 230/400V AC, 50/60 Hz (3P+N systems)
Maximum Continuous Operating Voltage (Uc) 255/440V AC (Line-Neutral / Line-Line)
Voltage Protection Level (Up) ≤ 1.5 kV (at In, typical)
Nominal Discharge Current (In) 20 kA (8/20 µs wave) per mode
Maximum Discharge Current (Imax) 40 kA (8/20 µs wave) per mode
Response Time < 25 ns
Backup Fuse Recommendation Typically 63A gG/gL (consult manual)
Status Indication Visual (green: OK, red: faulty)
Remote Signaling Optional changeover contact (1NO+1NC)
Connection Plug-in base, screw terminal for conductors up to 35 mm²
Mounting DIN Rail (35 mm)
Standards IEC 61643-11, EN 61643-11, CE
Operating Temperature -40°C to +80°C
Protection Degree (IP) IP20 (when mounted in enclosure)