Electrodos de puesta a tierra. Picas cilíndricas acoplables de acero-cobre.
Grounding electrode. Coupling cylindrical bars of steel-copper.
Electrodes de coucher a terre. Pics cylindriques accouplers de acier-cuivre.
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29.120.50 / Fuses and other overcurrent protection devices
CTN 207/SC 99 - Electrical power installations in systems with nominal voltages above 1 kv a.c.
UNE 207023:2025
Corrects: UNE 21056:1981
