TIA-607-C

 ANSI/TIA-607-C

Distributor  room

Distributor  room

Backbone bonding conductor (BBC)

Equipment SBB

Equipment

SBB

Pathways

Distributor  room

Distributor  room

Equipment Equipment

SBB

SBB

Telecommunications bonding backbone (TBB)

`  `    , `  `    , `  `  `  `    ,   ,   ,   ,   , `  `    ,   , `  `    ,   ,   ,   ,   , `  `  `  `    ,   , `    ,   , `    , `    ,   , `  -

Electrical entrance facility

Telecommunications entrance facility (TEF)

Distributor  room

Equipment

Equipment Primary bonding busbar (PBB)

Grounding Electrode Conductor  Grounding electrode system

Telecommunications bonding conductor (TBC)

Secondary Secondary b onding busbar (SBB)

LEGEND Structural metal

Busbar 

Service equipment equipment

Panelboard

Building spaces Bonding conductor as labeled

Figure 3  – Illustrative example of a multi-story large building