Standard for the distance between Elec. & Data connections / cables

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SUMMARY

The discussion focuses on the lack of standardized regulations for the distance between electrical and data cables in electrical equipment. The Canadian Electrical Code (CEC) recommends maintaining a distance of at least one foot between data communication cables (such as Cat-5 and Cat-3) and standard 15/20A power cables when running parallel for more than three to four feet. It is also advised that these cables cross at 90 degrees to minimize interference. The conversation highlights the importance of consulting local power and telecommunications authorities for specific regulations, as they can vary by country.

PREREQUISITES
  • Understanding of the Canadian Electrical Code (CEC)
  • Familiarity with data communication cables (Cat-5, Cat-3)
  • Knowledge of electrical wiring standards
  • Awareness of electromagnetic interference (EMI) principles
NEXT STEPS
  • Research local electrical and telecommunications regulations specific to your country
  • Study the impact of cable shielding on noise immunity in data cables
  • Learn about best practices for cable management in electrical installations
  • Investigate the differences between various categories of data cables (Cat-5e, Cat-6) regarding interference
USEFUL FOR

Electrical engineers, telecommunications professionals, and anyone involved in the installation or maintenance of electrical and data cabling systems will benefit from this discussion.

happy.smiler
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Hi Guys,

I am trying to find out if there are any standards / regulations (world wide) for the distance between Electrical and Data cables and or connectors in electrical equipment.

There is some info on medical equip. and cabling in buildings but nothing on the actual equipment. Its logical to try and place them far a apart as possible, but I can't find any info on it!

thanks:smile:
 
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I always made sure that data cables and power carrying cables were in separate conduits.
 
If I recall correctly, the recommendation in the abridged CEC (Canadian Electrical Code) is to keep datacomm (regular Cat-5, Cat-3 telecom, etc.) at least a foot away from standard 15/20A cables when they must run in parallel for more than 3 or 4 feet, and preferentially that they only cross at 90 degrees There is some noise immunity offered by having twisted pairs (at least for Cat-5e) and foil shielding (some of the more expensive Cat-5e, Cat-6).

EDIT: Parallel distance added
 
happy.smiler said:
Hi Guys,
I am trying to find out if there are any standards / regulations (world wide) for the distance between Electrical and Data cables and or connectors in electrical equipment.
There is some info on medical equip. and cabling in buildings but nothing on the actual equipment. Its logical to try and place them far a apart as possible, but I can't find any info on it!
thanks:smile:

Dunno what country you are in, but the first place to check would be with your local power and telecommunications authorities. I am sure it varies from country to country. You need to find out what the rules are in YOUR country :)

cheers
Dave
 
Last edited:

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