NXU Surge Arrestors

Description

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• Standard: IEC/EN 61643-11
• Protect class:  I, II
• Rate maximum continuous operational voltage: 275V, 385V
• Poles: 1P, 2P, 3P,4P, 1P+N, 3P+N
• Protection mode: L-PE, L-N, N-PE
• Maximum discharge current（8/20μs）Imax: 50kA
• Level of protection Up: 1.5kV for 275V;  1.8kV for 385V
• Alternative function: Remote indication contact
• Ambient temperature: -40 to +70°C