120 Volt Electric Baseboard Heater Wiring Diagram. Baseboard heater electric panel circuit baseboard heaters generally require a dedicated circuit depending on the size and voltage of the selected unit. Connect one supply wire to the upper black wire.
Connect one supply wire to the upper black wire. Replace wiring compartment cover and secure with screw previously removed. When you use your finger or the actual circuit along with your eyes it s easy to mistrace the circuit.
Replace wiring compartment cover and secure with screw previously removed.
Connect one supply wire to the upper black wire. Whether the thermostat is being wired as a single pole or double pole both the black and white wires are hot in any 240 volt circuit. Connect one supply wire to one heater wire. It shows the components of the circuit as simplified shapes and the power and also signal links in between the devices.
