Originally Posted by Spilllight
Connecting 10-12g LV wires to smaller gauge wires on the control device. Sometimes in the terminal connection there are several wires. Depending on the zone there could be more load than the control device can handle for a single "ON". Maybe I'm missing something.
you can only load up to 300 watts per zone. You shouldn't have ten wires for 300 watts. As long as you plan your zones accordingly you won't overload them.