[RE-wrenches] Taping Splices/Tees

Richard L Ratico Richard.L.Ratico at VALLEY.NET
Sun Apr 25 08:02:41 EDT 2010


Peter,

May be mistaken, but I don't think "Tape" is mentioned specifically anywhere in
the code. What kind of splices do you have in mind? Not wirenuts I hope? One of
my pet peeves, sorry.

I don't have my 2008 Codebook handy. 2005 NEC Article 110.14(B) requires, "All
splices and joints and the free ends of conductors shall be covered with an
insulation equivalent to that of the conductors or with an insulating device
identified for the purpose."

IMHO it would be unwise to use anything other than a UL listed Tape. Scotch
brand 33+ is an amazing product. More expensive than most others, but worth  it. 

Insulating Split Bolts or require lots of tape to build thickness? Use UL Listed
rubber tape as well. The devil is in the details here. Some "tricks of the
trade" apply.

Dick Ratico
Solarwind Electric
Bradford, VT


--- You wrote:
Can anyone give me the NEC reference for taping UL-listed wire splice
connectors (indoors)? Does the tape need to be UL listed? Anything else that
pertains? 
 
- Peter
 
Peter T. Parrish, Ph.D., President
California Solar Engineering, Inc.
820 Cynthia Ave., Los Angeles, CA 90065
CA Lic. 854779, NABCEP Cert. 031806-26
peter.parrish at calsolareng.com  
Ph 323-258-8883, Mobile 323-839-6108, Fax 323-258-8885


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