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BICSIgrounding/bondi
Chapter 4
Question | Answer |
---|---|
What is the first thing connected using a BCT and bonded to the electric systems grounding electrode? | TMGB Telecommunications Main Grounding Busbar |
What is TGB? and Where is it located? | Telecommunications Grounding Busbar / TR |
A TGB should be bonded to what two things? | TBB Telecommunications Bonding Backbone / Building Steel |
Besides the BCT what are the two supplemental bonding connections for the TMGB? | Building Steel / AC electric branch circuit panel |
Where is the TMGB located? | EF |
Where are TGB's located? | an ER or any number of TR's |
How far are the standoff brackets for any busbar? | 2" |
Should you make the supplemental bond to an AC panel? | No, this should be done by a qualified electrical installer. |
According to the ANSI J/STD-607-A. What should be installed every 3rd floor and on the top floor? | GE Ground Equalizer |
What is the min bend radius of 6 AWG ground wire? | 8" |
What bonds equipment racks to a TGB? | TECB Telecommunications equipment Bonding Conductor |
What type of conductor extends the full length of the rack? | RBC Rack Bonding Conductor |
What type of conductor is mounted at the top of a rack? | RGB Rack Grounding Busbar |
In a single rack environment what conductor is not required? | RBC Rack Bonding Conductor |
What is the max value of bonding resistance between two points? | 0.1 Ohms |
What are two types of bonding connections? | Exothermic Welding and Two hole connectors |
What are two types of telecommunication circuit protectors? | Primary / Secondary |
What two types of primary protectors? | Fused and Fuseless |
What is the fasted reacting fuse type? A. Carbon Blocks B. Gas Tubes C. Solid State | C. Solid State 3 to 5 ns |
Which secondary protector does not require replacement? A. Heat Coil B. Sneak Current Fuse C. PTC | C. PTC Positive temperature coefficient resistor |
What does the ANSI/STD-607-A cover? | Grounding and Bonding |