Maximum discharege current Imax: 40kA. Live Electrical 1P+N 2 Pole 10kA/40kA Type 2 Surge Protective Device (SPD) - SA140 1P+N. SA140 1P+N 2 Pole 20kA/40kA Type 2 Surge Protective Device (SPD). These surge protector must be replaced if the indicator turns red.
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