| 名称 | ifc protective device |
| 领域 | IFCRAIL |
| URL | http://cbims.org.cn/allscope/IFCRAIL-IfcProtectiveDevice |
| 分类编码 | IfcProtectiveDevice |
| 父类 | ifc rootifc productifc distribution elementifc flow controllerifc objectifc elementifc distribution flow elementifc object definition |
| 子类 | |
| 等价类 | IFCROAD:ifc protective device |