Main Transformer
AssemblyUnderfloor oil-cooled transformer stepping 25-kV catenary down to traction and auxiliary windings. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Main Transformer
6 top-level lines as of r34435| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Laminated Transformer Core | commuter-emu-transformer-core | 1× | 1 | · | part |
| 2 | Copper Winding | copper-winding | 4× | 4 | · | part |
| 3 | Oil Tank Housing | commuter-emu-transformer-tank | 1× | 1 | · | part |
| 4 | Transformer Oil Cooler 3 parts | commuter-emu-oil-cooler | 1× | 1 | 0 | assembly |
| 5 | Coolant Pump | coolant-pump | 1× | 1 | · | part |
| 6 | HV Bushing | commuter-emu-bushing | 2× | 2 | · | part |