SPD Surge protection device, Type 2+3 / Class II+III, 2 poles, (L-N-GND), 10 kA (8/20), 230 / 400 V, aerial. NS is the range of devices for discharging transient overvoltages (Type 2+3 / Class II+III), in accordance with IEC 61643-11. In-line format, compact and with different conection options. Special Features: -The major manufacturers of outdoor LED luminaires install NS into their streetlights (OEM). -Combined discharge voltaje (1,2/50) until 10 kV. -Universal, solutions for class I and class II LED luminaires -Suitable for all network configurations (TT, TN, IT). -Compact and easy to install in any luminaire. borna niroo karan (bornika) company is sales agent of cirprotec surge arrester.