The Schneider SS PRD 40R 3P+N is a surge protection device (SPD) designed to protect electrical installations from transient overvoltages caused by lightning strikes, switching operations, and other electrical disturbances.
Key Features:
Surge Protection Rating: 40kA (nominal discharge current)
Poles: 3P+N (Three-Phase + Neutral)
Voltage Protection Level (Up): 2.5kV (maximum)
Type: Type 2 SPD (for installation in the distribution board)
Maximum Continuous Operating Voltage (Uc): 275V AC (for 230V systems)
Response Time: <25ns
Mounting: DIN rail mounting
Standards Compliance: IEC 61643-1, EN 61643-11
Operating Temperature Range: -40°C to +80°C
Terminal Type: Screw-type
Certifications: CE, RoHS
Applications:
Surge protection for three-phase electrical systems with neutral conductor
Protection of distribution boards and switchgear
Protection for sensitive electronic equipment, including computers, communication systems, and machinery
Industrial, commercial, and residential installations requiring reliable surge protection