Safety System
AssemblyMechanical overspeed protection: a governor trips at roughly 115% of rated speed and pulls the progressive safety gear into the rails, backed by pit buffers and final limit switches. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Safety System
5 top-level lines as of r69524| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Overspeed Governor | freight-elevator-governor | 1× | 1 | · | part |
| 2 | Progressive Safety Gear | freight-elevator-safety-gear | 1× | 1 | · | part |
| 3 | Governor Rope | freight-elevator-governor-rope | 1× | 1 | · | part |
| 4 | Pit Buffer | freight-elevator-buffer | 2× | 2 | · | part |
| 5 | Final Limit Switch | freight-elevator-final-limit | 2× | 2 | · | part |