Work preparation of oil immersed transformer before hanging core

11kv single phase transformer core pre-work preparation: ⑴ tool material preparation: such as storage tanks, oil filter, complete sets of wrenches, Dao Ben, oil-resistant plastic rope, white cloth, paperboard insulation and so on. ⑵ lifting equipment preparation: such as cranes, down chain, lever hoist, tripod, wire rope, etc., if the inverted chain, the 200kva electrical transformer must be based on the height and weight of the hanger. ⑶ transformer oil treatment, oil samples and testing, good oil preparation, including oil filter paper. ⑷ do the preparation of the oil pan, hand release core. The height of the hanger (h) shall not interfere with the ejection of the body. H2 h3 h4 h5 h5 h3 h4 h5 h2 h3 height h2 height of the body h3 hoisting height h4 pulley (or inverted chain) minimum distance h5 standby height (300 ~ 500mm) 1 hanging Beam 2. Pulley 3. Rope sets 4. Body 5.