GN-12/630A-20KA Pipes General Description 1. This series bushing is formed by epoxy resin with APG technics,it isused for insulation and connection transition of completes with rated voltage of 12KV,35KV and below. 2. Structure:The busing is anti-pollution,moisture resisture and maintenance free,it only needs to clean the dietiness on surface at interval time.The bus is put through during installation. 3. Altitude:≤1000m 4. Ambient temperature:+40ºC~5ºC 5. The relative humidity shall not be more than 85% at +20ºC ambient temperature. 6. NO gas ,wapor or dust that may severely affect the insulation of contact box,no explosive or corrosive substance. 7. Power frequency withstand voltage (effective value) :42KV,95KV,5min; lightning impulse withstand voltage (peakval-ue) :75KV,185KV (Note:95KV/185KV is test value of 35KV bushing). 8. See attached figure for installation dimension of bushing
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