Three-Position Switch
AssemblyClose/open/earth selector giving a single visible isolating gap and integral earthing. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Three-Position Switch
4 top-level lines as of r142129| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Selector Drum | ring-main-unit-distribution-selector-drum | 1× | 1 | · | part |
| 2 | Earthing Blade | ring-main-unit-distribution-earth-blade | 3× | 3 | · | part |
| 3 | Interlock Cam | ring-main-unit-distribution-interlock-cam | 1× | 1 | · | part |
| 4 | Detent Spring | ring-main-unit-distribution-detent-spring | 1× | 1 | · | part |