3d Printer Power Supply Wiring

For setting up a 12v 30a power supply tuning and connecting.

3d printer power supply wiring. Upgrading 3d printer from 12 to 24 volt. Too large of a gauge and you might have a problem fitting those crimped terminals into the connectors. It has 4 2a stepper motors 4 tmc2130 stepper drivers 110 volt heated bed enclosed case and for almost 3 years now has been running on a 12 volt knock off ramps 14. Selecting the correct gauge wiring is also important for safe and reliable operation.

The rated voltages of a psu indicates what voltages it will accept out of the wall. Check the four ramps screw terminal connections for power input. As such they can work on both 110v at 60hz and 240v at 50hz ac. Its like a corvette running on a corolla enginethere is.

Small mistakes can quickly destroy one of the most expensive parts of your new 3d printer. Be carefull you are dealing with live power. In this instructable i will walk through all the components and steps required to setup a 3d printer using the most commonly used ramps 14 controller board. A 3d printer power supply usually has the following specifications.

You should have two positive and two ground connections coming from your power supply the connections from your power supply should be rated at 11a for the heated bed connection and 5a for the motor and other components. My corexy is a beast. Please note that although most components on the 3d printer run 12volts and less. Check the connections and power rating of your power supply.

If the gauge is too small you wont get enough current to your parts and can even have a disaster on your hands. Stranded wiring one of the most important things about your 3d printer is the wiring. Makeblock constructor i 3d printer kit 32 25 connect power supply cables notice the positive and negative difference. A nema17 stepper motor for example will have 702 gauge wires fitted.

You do need to connect your power brick to 110 volts. In this video i give a quick how to. Connect the two wires of 12 v power supply to the corresponding position. If youre 3d printing parts for your next 3d printer it might be a good idea to use one of the newer flame retardant filaments at least in all the spots where youre in close proximity to wiring electronics or heaters so for example the x axis carriage and the electronics shroud.

In most cases this can be changed using a switch on the side of the psu.