Abstract：This paper gives an introduction to the composition of step-down power transformation system for metro, characteristics of power feeding system with vary voltages and tests in construction for power transformation system in order to make people having overall ideas about design and tests on site of the system, for assisting construction, tests and safe running of the system.
王孟祥. 地铁降压变电系统构成和施工调试[J]. 铁道工程学报, 2005, 22(3): 99-102.
WANG Meng-xiang. COMPOSITION OF STEP -DOWN POWER TRANSFORMATION SYSTEM FOR METRO AND ITS TESTS IN CONSTRUCTION. 铁道工程学报, 2005, 22(3): 99-102.
2005, Vol. 22 
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