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Can audio wiring from a class 2 source under 150 volts be…

Can audio wiring from...

Can audio wiring from a class 2 source under 150 volts be installed without conduit? Also article please.

Contractor's Assistant: How old is the system in question? And have you consulted an electrician yet?

New installations for audio amplifier to speakers using a 70 volt transformer. would article 725.179 G cover this? I have my 2017 NEC code book and LEB license.

Contractor's Assistant: Do you plan on doing the work yourself?

Yes

Contractor's Assistant: Anything else we should know to help you best?

Not at this time

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Answered in 24 minutes by:
10/16/2017
Kevin
Kevin, Licensed Electrical Contractor
Category: Electrical
Satisfied Customers: 4,045
Experience: 31 years Licensed Electrical Contractor in Illinois, Adjunct College Electrical Instructor, Former Electrical Inspector, Diploma: Digital Electronics, FCC Technician License
Verified

Hello and welcome to Just Answer. My name is ***** ***** I will be happy to assist you with your electrical question

1) If the cables are plenum rated, that would be code compliant to Article 725.179(G).

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If you have any additional questions, just let me know and I’ll be glad to answer them for you.

Otherwise, don’t forget to rate me before you log Off.

Thanks.................Kevin:)

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Customer reply replied 4 months ago
back to the original question, can speakers wires from a class 2 audio amplifier with a output of 70 volts be run without conduit?

Yes

Kevin
Kevin, Licensed Electrical Contractor
Category: Electrical
Satisfied Customers: 4,045
Experience: 31 years Licensed Electrical Contractor in Illinois, Adjunct College Electrical Instructor, Former Electrical Inspector, Diploma: Digital Electronics, FCC Technician License
Verified
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Kevin
Kevin
Kevin, Licensed Electrical Contractor
Category: Electrical
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Experience: 31 years Licensed Electrical Contractor in Illinois, Adjunct College Electrical Instructor, Former Electrical Inspector, Diploma: Digital Electronics, FCC Technician License

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