Simple Relay Contactor Wiring Diagram

Dol motor starter with 230v contactor.

Relay contactor wiring diagram. You must watch this video. What happens inside a relay isn t magic but it is important. Its is important to.

A simple circuit diagram either of the two start buttons will close the contactor either of the stop buttons will open the contactor. Wiring diagram book a1 15 b1 b2 16 18 b3 a2 b1 b3 15 supply voltage 16 18 l m h 2 levels b2 l1 f u 1 460 v f u 2 l2 l3 gnd h1 h3 h2 h4 f u 3 x1a f u 4 f u 5 x2a r power on optional x1 x2115 v 230 v h1 h3 h2 h4 optional connection electrostatically shielded transformer f u 6 off on m l1 l2 1 2 stop ol m start 3 start start fiber optic transceiver class 9005 type ft fiber optic push button. The two schematic wiring diagrams below show how to wire an electrically latching relay circuit.

These lines far exceed the 120 volts ac standard in most homes. Contactor wiring and i hope after this post you will be able to wire a 3 phase motor i also published a post about 3 phase motor wiring with magnetic contactor and thermal overload relay but today post and contactor wiring diagram is too simple and easy to learn. This how to video will demonstrate the process of installing a new universal winch solenoid relay contactor.

Understanding how the relay works will help with diagnosis and modifications to vehicle systems. This is a straight forward fix for an atv utv. The wa4 mechanical latching unit for af tactors can be easily converted into compact latched contactors.

How to wire a contactor. As you can see there is absolutely no difference between the square type and the round type other than the ratings on the relay. The square relay pinout shows how the relay socket is configured for wiring.

This pinout image is only a 2 pole diagram for room on the page purposes but you can get the picture here with this one since a 3 pole will just have 1 more set of contacts. This creates a basic memory function the relay remembers. How to wire a contactor and overload.