The Noark three-pole DIN-rail surge protection device is designed to protect photovoltaic installations from overvoltage. It provides T1+T2 protection in accordance with EN 50539-22 and EN 61643-31, and features a visual indicator for the status of the varistor cartridge and an auxiliary contact for electrical signalling.
- Number of poles: 3
- Rated voltage: 1000 V DC
- Protection: T1+T2
- Standards: EN 50539-22, EN 61643-31
- Nominal discharge current: 20 kA
- Degree of protection: IP20
- Operating temperature: -40 to +80 °C
- Maximum operating altitude: 2000 m
- Width: 52.5 mm
- Height: 83 mm
- Front height: 45 mm
- Mounting: On a standard 35 mm TH rail
- Terminal type: Rail and window type
- Connection conductor cross-section: 2.5–25 mm²
- Screw tightening torque: 2.0–3.5 Nm
- Connecting rail thickness: 0.14–1.5 mm
- Climatic resistance: Up to 95% humidity
Specifications
- Number of Poles
- 3
- Nominal Voltage
- 1000 V
Features & Functions
- WiFi
- No
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.