What does RCDD stand for? Can you pass this RCDD chapter 2 electromagnetic compatibility quiz? RCDD stands for Registered Communications Distribution Designer. It is an accomplished professional who has gained the status of exceptional excellence in the ICT (Information and Communications Technology) industry which is given by BICSI (Building Industry Consulting International). So, let's take some questions and see if See moreyou can score high. Wish you good luck, and we hope you enjoy your time playing this quiz.
Unbalanced cabling
Incorrect or missing primary protectors
Incompatible secondary protectors
Incorrect or missing grounds
Incorrect or missing connections
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True
False
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True
False
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Electrical power converters
Logic Circuits
Other Internal unwanted Signal
Electrical power line
Cabling
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Grounding electrode conductor
Grounding electrode
Building conductor for telecommunications
Telecommunications bonding backbone
The main grounding busbar
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Unbalanced EM fields of the electrical power system
Balanced DM field of the electrical power system
Coupling between the electrical power and telecommunications systems
The susceptibility of the telecommunications systems
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30db
20db
50db
60db
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True
False
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True
False
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Cellular phones
Electrical power cables
Rectifiers
Radio
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Electrical protection
Input signal lines
EM spectrum
Output signals
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True
False
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True
False
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True
False
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Physical separation between the electrical power and telephone facilities.
Length of exposure.
Resistance to the return path for the unbalanced current.
Signal injectors
Shielding effectiveness of the electrical power and telephone cables.
Ture
False
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True
False
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1
2
3
10
5
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Common Mode (CD)
Current
Unwanted signal
Differential Mode (DM)
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30 dB
20 dB
40 dB
60 dB
50 dB
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True
False
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False
True
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Conversion (step up/down)
Distribution (insulation, cabling, transformers, or grounding)
Generators
Cell phones
RF
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