Begin by deciding on the type of circuit that is already installed – RING or RADIAL
Now select the correct breaker size the table will tell you …
A. The minimum size CSA of cable to use
B. The maximum number and arrangement of spurs for that type of circuit.
C. If an FCU is installed, the size of conductor to use after the FCU
D. And the maximum number of spurs and arrangement after the FCU
The full video that accompanies this chart – SPURS ON SOCKETS – can be found on our YouTube channel using the link below.
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