Electrical Power
AssemblyTakes the medium-voltage tunnel supply from the cable reel, switches and transforms it, and feeds the frequency converters for the main drive and the motors, lighting and controls everywhere else. A diesel generator and a UPS cover supply failures. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Electrical Power
10 top-level lines as of r194013| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | High-Voltage Cable Reel | main-beam-tbm-hv-cable-reel | 1× | 1 | · | part |
| 2 | Switchgear Panel 9 parts | switchgear | 1× | 1 | 0 | product |
| 3 | Dry-Type Transformer 9 parts | dry-type-transformer | 2× | 2 | 0 | product |
| 4 | Main Drive Frequency Converter | main-beam-tbm-vfd-cabinet | 10× | 10 | · | part |
| 5 | Low-Voltage Distribution and Motor Control | main-beam-tbm-lv-distribution | 1× | 1 | · | part |
| 6 | Earth Leakage and Insulation Monitoring | main-beam-tbm-earth-leakage | 1× | 1 | · | part |
| 7 | Power and Control Cabling | main-beam-tbm-cabling | 1× | 1 | · | part |
| 8 | Machine Lighting | main-beam-tbm-lighting | 1× | 1 | · | part |
| 9 | Diesel Generator 9 parts | diesel-generator | 1× | 1 | 0 | product |
| 10 | Industrial UPS System 8 parts | industrial-ups | 1× | 1 | 0 | product |