Backup Power
AssemblyThe stored energy that guarantees the blade can be feathered to a safe stop even when grid power is lost, the central safety feature of an electric pitch system. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Backup Power
4 top-level lines as of r190102| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Backup Battery 3 parts | wps-backup-battery | 1× | 1 | 0 | assembly |
| 2 | Supercapacitor Bank 2 parts | wps-supercap-bank | 1× | 1 | 0 | assembly |
| 3 | Backup Charger 4 parts | wps-charger | 1× | 1 | 0 | assembly |
| 4 | Power Converter | wps-power-converter | 1× | 1 | · | part |