Applicable to three-pole alternating current switches for rated voltages higher than 52 kV, having making and breaking current ratings, for indoor and outdoor installations, and for rated frequencies up to and including 60 Hz.
KS IEC62271-104:2020
High-voltage switchgear and controlgear Part 104: Alternating current switches for rated voltages higher than 52 kV
Number of Pages:108
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Kes 9,270.00