Mc4 Connector For Wiring Diagram
If you have two or more solar modules to wire in series the mc4 connectors make it very simple.
Mc4 connector for wiring diagram. Wiring a solar combiner box for an rv solar power. Solar panel wiring is used in photovoltaic solar systems wiring the solar panels with the mc4 connector in the solar power systems. Mc4 branch connectors are perfect for combining multiple solar panels together provides a quick and easy parallel wiring solution for solar panels compatible with all mc4 solar connectors designed for outdoor use on solar panel systems. They are designed for 10 awg stranded ul4703 wire.
Wiring mc4 equipped solar modules in parallel parallel wiring requires the positive leads to be connected together and the negative leads to be connected together. Mc4 connectors from a bare wire. Wiring mc4 equipped modules in series. In the trailer wiring diagram and connector application chart below use the first 5 pins and ignore the rest.
Take a look at the first module and youll notice that it has two wires extending from the junction box. 3 pin plug wiring diagram type mc4 connector find complete details about 3 pin plug wiring diagram type mc4 connector3 pin plug wiring diagram3 pin type mc4 connector3 pin mc4 connector from supplier or manufacturer shanghai jiukai wire cable co ltd. One wire is the dc positive and the other is the dc negative. This method will increase the current at max power imp while keeping the voltage constant.
Disassemble the mc4 connector and slide the weather sealed end over the crimped end. The mc4 connectors are rated at 30 amps and have weather protection in the form of rubber seals in the. It would be a rare situation where the wire attached to an mc4 would either carry current from multiple strings or panels in parallel or run a long distance. Use the 7 pin connector anyway see below and just leave out the last 2 wires.
Mc4 tool mc4 connector disconnect removal tool. Solar wire connectors wiring solar panels in parallel diagram. If your truck has a built in 7 pin socket but you only need 5 of the pins. This unit is made of a hard plastic material that is strong enough to provide sufficient leverage for operation while simultaneously preventing fracture or marring of mc4 connector and its surfaces.
Solar panel wire connectors multi contact mc4 ip68 manufacturer. For example lets say your modules are rated for 8 amps imp and 18 volts vmp. Mc4 assembly tool manual. Typically the mc4 connectors are used at the individual panels and possibly at the input to a dc combiner.