... tamper transformer 4)Lowest cost, lowest loss 20/0.4KV S11-M.RL 80~2500KVA 3 phase new ... save annual operating costs than using S11-M.RL-500/10 (GB) transformer:27084-22746 = 4338 ( yuan). Therefore ... , only a year and 10 months, We can recover the investment by the savings in ... weight 230kg, the oil weight 270kg, S7-500/10 transformer scrap can recover 18,215 yuan; In addition ...