SUP1 AC SPD is suitably used in the TT, TN-S, TN-C, IT, TN-C-S and etc power supply system of AC 50/60HZ. Suitable for system power protection, such as power distribution cabinet, switch cabinet, AC distribution board, etc. SUP1 AC SPD protects distribution box with outdoor input in the building and each floor ,from direct and indirect lightning impulse and other transient over voltage. Features: Could be replaced for the module not need power cut. Maximum current of endure the lightning stroke 50kA. The color of visible window shows operating status, green means normal, red means abnormal. Technical data: Model Number: SUP1 No.of Poles: 2P Rated Voltage: AC 385V Protection Class: IP20 Breaking capacity: Up to 100kA Material: PPT material
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