HY5WS2-17/50-K Metal Oxide (Zinc) Lightning Arrest

HY5WS2-17/50-KMetal Zinc Oxide Arrester is the most internationally advanced over-voltage protector nowadays, widely applied in power generation, transmission & transformation, and distribution systems. It is mainly used to protect AC electric system and electrical equipment from damages due to lightning and operating over-voltage, and it is an important protector to ensure safe operation of electric system. II. Ambient Service Conditions a.1000 Elevation at most 1,000m; b.48Hz,62Hz Power supply frequency at least 48Hz, at most 62Hz; c. Power frequency voltage imposed for long between terminals of the arrester shall not exceed its continuous operating voltage; d.-40 +40,25 Ambient air temperature: -40ºC +40ºC, daytime temperature difference at most 25ºC; e.35m/s Wind speed at most 35m/s; f.8 Seismic intensity at most VIII; g.IV Level of contamination IV; h.. Free of contamination, explosion risk, chemical corrosion or severe vibration. III. Reference Standards GB11032-2000 GB11032-2000: AC Gapless Metal Oxide Arrester GB/T311.1-1997 GB/T311.1-1997: Insulation Coordination of HV Transmission & Transformation Equipment GB/T16927.1-1997 GB/T16927.1-1997: HV Test Techniques Part 1: General Test Requirements IV. Model ImplicationsXII. Transport, Acceptance, Storage 12.1 The arrester shall be paper-packed, at most 5-layered in transport or stockpile, and protected from rainwater during transportation. 12.2 Check if the package is damaged or not before acceptance, check if the documents are complete, the accessories and spare parts are complete, or the parameters and specifications on the nameplates meet ordering requirements, against the packing list. 12.3 The fuse shall be stored indoor at a dry, ventilated place, free of dump, vibration or toxic gas corrosion, and long-term storage shall require regular check if the ambience meets requirements. XIII. Notes for Ordering 13.1 Specify product name, model and specifications in ordering; 13.2 Specify the rated voltage of the arrester; 13.3 Quantity in order 13.4 Spare parts and fittings necessry or not?