Podpěrné izolátory
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Post insulator DST Mk 20
Post insulator for outer use of 20 kV, 50 Hz, C 130 acc. to DIN IEC 60 672/3
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Post insulator ST 20 MK hook-fitting
Post insulator for outer use of 20 kV, 50 Hz, C 130 acc. to DIN IEC 60 672/3, hook-fitting