The Schneider SS PRD 20R 3P+N is a surge protection device (SPD) designed to protect electrical systems from transient overvoltages caused by lightning or switching operations.
Key Features:
Surge Protection Rating: 20kA (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:
Protection of electrical circuits in residential, commercial, and industrial installations
Distribution panels and switchgear
Protection for sensitive electronic equipment, including computers, communication systems, and machinery
Lighting and power distribution systems requiring surge protection