Connectors marked ____ are suitable for use with aluminum, copper, or copper-clad conductors? 1. CO-ALR only 2. AL/CU only 3. UL 9 4. CO-ALR and AL/CU What is the correct answer? Why?
Connectors marked ____ are suitable for use with aluminum, copper, or copper-clad conductors? 1. CO-ALR only 2. AL/CU only 3. UL 9 4. CO-ALR and AL/CU What is the correct answer? Why?
Chapter4: Conductor Sizes And Types, Wiring Methods, Wire Connections, Voltage Drop, And Neutral Conductor Sizing For Services
Section: Chapter Questions
Problem 27R: It is permissible for an electrician to connect aluminum, copper, or copper-clad aluminium...
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Question
Connectors marked ____ are suitable for use with aluminum, copper, or copper-clad conductors?
1. CO-ALR only
2. AL/CU only
3. UL 9
4. CO-ALR and AL/CU
What is the correct answer? Why?
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