R619       *Only use specified circuit breakers in a PD. The only circuit breakers permitted for use in the PD are:

R620       *Only use specified fuses in PD. The only fuses permitted for use in the PD are automotive blade fuses with the following values:

R505       *Don’t overload controllers. Each power regulating device may control electrical loads per Table 8‑2. Unless otherwise noted, each power regulating device shall control 1 and only 1 electrical load.

R622       *Use appropriately sized wire. All circuits shall be wired with appropriately sized insulated copper wire (SIGNAL LEVEL cables don’t have to be copper):