... oil tank's cover, which could effectively prevent external humidity from entering into oil, so as to prolong service life of ... 60044-2 ;The zinc oxide arrester must be installed at certain position with less-than-one meter distance away from product's installation ... (kA)0. 2S0.20. 5S5, 10, 15, 20, 25, 30, 40, 50, 75, 100, 150, 200, 3005101010751ln187. 51ln Voltage transformer data ...