The connector is rated at 15 amps and 125 volts maximum. Below is the generic schematic of how the wiring goes.
Trailer Connectors In North America Wikipedia
Usa 3 pin plug wiring diagram. Note that this type of 4 pin connector is less common that 4 pin flat connector. In 110v plug wiring youre dealing with 14 or 12 gauge wire. It shows the components of the circuit as simplified shapes and the power and signal contacts between the devices. The worry is that a miswired plug poses a fairly serious shock hazard. Above we have describes the main types of trailer wiring diagrams. United states restricted mode.
The hot wire goes on the brass terminal screw the white wire goes on the chrome one and the ground wire goes on the green one. Long extension cords especially outdoor ones can be costly and though they should work for years the plugs often wear out before the cords do. A ul knot secures the cord. Wire a plug to maintain correct polarity. 4 pin trailer wiring diagram. Wiring diagram for 3 pin plug wiring diagram is a simplified conventional pictorial representation of an electrical circuit.
With this wiring both the black and white wires are used to carry 120 volts each and the white wire is wrapped with electrical tape to label it hot. This type of connector is normally found on utvs atvs and trailers that do not have their own braking system. Foreign countries such as europe or the united kingdom use different plugs to those in the united states and the color of the wiring is different. 3 pin plug wiring diagram three pin plug diagram three prong plug wiring diagram asd electrical electronics projects. Complete with a color coded trailer wiring diagram for each plug type this guide walks through various trailer wiring installation solution including custom wiring splice in wiring and replacement wiring. If your vehicle is not equipped with a working trailer wiring harness there are a number of different solutions to provide the perfect fit for your specific vehicle.
Replacing the male or female plug on a cord is far less expensive than replacing the entire cord and its easy to do. The main thing to remember is to buy a plug designed for the wire gauge of the cord. One distinct difference apart from the type of plug is the voltage. Its between 110 and 120 volts but in europe its 220 volts. Wiring a 20 amp 240 volt appliance receptacle. This outlet is commonly used for a heavy load such as a large air conditioner.
The outlet should be wired to a dedicated 20 amp240 volt circuit breaker in the service panel using 122 awg cable. The american standard for this connector is known as nema 5 15 and the canadian standard csa 222 nº42. The key is to make sure you connect the wires to the proper terminals in the plug. The danger isnt fire. If youre wiring a 3 prong plug you need 2 conductor cable with a ground. Off history help.
Wiring a new plug isnt difficult but its important to get the hot and neutral wires connected to the proper prongs. The american and canadian connectors are effectively identicalthe ground pin is longer than the two parallel pins so that the device is grounded before the supply is connected.
Gallery of Usa 3 Pin Plug Wiring Diagram
