Ограничение.
SEC SPECIFICATION FOR SURGE ARRESTERS FOR 13.8KV AND 33KV MEDIUM-VOLTAGE OVERHEAD DISTRIBUTION NETWORK
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Консультации
This document applies to the technical requirements for the design, testing, supply, installation, and related supporting equipment (sensors, controllers, cables, etc.) of distribution equipment on SEC in 13.8/33kV Surge Arrester and MV Overhead distribution network.