New Year approaching, the manufacturers launched a series of special promotions, new and old customers to visit !!!! ground wire [Hebei force into] [Order hotline 0311-89852836] Contact: Manager Zhao, Mobile: 15303312043 Advisory QQ: 1131325585 Shijiazhuang maximum ground wire manufacturers] [5kv10kv15kv20kv25kv30kv35kv price, quality assurance. Dependence factory direct value standard advice !!!! welcome !!! grounding requirements: The following parts of the electrical device. Should be grounded or PEN line phase: one, motors, transformers, electrical appliances, hand-held or portable electrical appliances, such as a metal base and housing. Second, the transmission of electrical equipment. Third, metal or reinforced concrete frame outside the house near energized electrical installation and cover part of the metal bar and metal doors. Fourth, power distribution, control and protection of the screen (cabinet, box) and the console and other metal frame and base. Five, AC and DC power cable connector box, terminal head and expander metal shell and metal sheath cables, the cable can be touched metal protection tube and pipe threading. Six, cable trays, brackets and derrick. Seven, equipped with power line tower lightning lines. Eight, installed in electrical equipment distribution line pole. Nine, residential area in the non-asphalt ground, no lightning line metal tower small ground current overhead power lines and reinforced concrete tower. Ten, ESP architecture. XI, enclosed bus shell and other exposed metal parts. Twelve, sulfur hexafluoride enclosed electric and box-type substation metal box. Thirteen, metal electric equipment. Fourth, control metal sheath of the cable. Can produce different specifications according to customer demand grounding wire. Coding: ztzmbnshzmb Welcome to Hebei force into electrical equipment Co., Ltd. official website