Glass Bulb
AssemblyThe thermal trigger: a sealed glass ampoule of colored liquid that shatters at the rated temperature, backed by a spring that holds the cap until then. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Glass Bulb
2 top-level lines as of r63437| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Frangible Bulb | fire-sprinkler-system-bulb-glass | 1× | 1 | · | part |
| 2 | Coil Spring | coil-spring | 1× | 1 | · | part |