Click here to see a pdf spec file on this lg gmc contactor. These lines far exceed the 120 volts ac standard in most homes.
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Contactor tmc 18 wiring diagram. Many large pieces of equipment are powered directly from high voltage lines. 240 volts ac and 480 volts ac are commonly used for these large pieces of. Operating switch os terminal 4 goes to relay terminal rt a2 5. Operating switch os terminal 3 goes to l3 with the power connection 4. What is a contactor. Operating switch os terminal 3 goes to l3 with the power connection 4.
This wire is already connected from the factory. Tmc 18 contactor 220v single phase 60hz 3hp factory installed step 7 installing safety interrupt switch 1. Connect the short wire a2 to l3 on the ac 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. Connect the two motor wires to terminals on the ac contactor marked t2 t3. It reveals the elements of the circuit as streamlined forms and the power and also signal links between the gadgets.
Description covering four rating classes in single size. Iec contactors 41 42 iec contactors and auxiliary contact blocks 41. 44 mm wide 1no1nc auxiliary contacts built in as standard. How does a contactor work. Remove the entire wire that connects from the up button to a1 on the ac contactor. 3 pole main contact finger proof design din rail or screw mountable small physical size.
Contactor tmc 18 wiring diagram wiring a single phase motor through a 3 phase contactor. How to wire a contactor. Motor goes to t2 black and t3white 2. Ls gmc 18 3 pole 18 amp contactor with a 240vac coil. The above diagram is a complete method of single phase motor wiring with circuit breaker and contactor. A wiring diagram is a simplified traditional pictorial representation of an electrical circuit.
In the above one phase motor wiring i first connect a 2 pole circuit breaker and after that i connect the supply to motor starter and then i do cont actor coil wiring with normally close push button switch and normally open push button switch and in last i do connection between capacitor. Motor goes to t2 black and t3white 2. Power goes to l2 black and l3 white 3. Power goes to l2 black and l3 white 3. These wires are already connected from the factory. Tmc 18 contactor 220v single phase 60hz 3hp factory installed step 7 installing safety interrupt switch 1.
Collection of ac contactor wiring diagram. Operating switch os terminal 4 goes to relay terminal rt a2 5. Posted january 18 by springercontrols the below wiring diagram shows how we would assemble a complete motor starter with a startstop button for a single phase motor.
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