3 Phase Contactor Wiring Diagram A1 A2

Contactor design and rating contactor nameplate.

3 phase contactor wiring diagram a1 a2. A2 14 18. Assortment of 3 phase motor contactor wiring diagram. Phase 1 l2 l4. Wiring diagrams ecombo ecombo plus starters ecombo ecomboplus cx7 kwikstarters non reversing notes.

Closed contact and any stops or limit stop switches. Break your circuit l n e through your contactor. Contactor wiring for 3 phase motor with circuit breaker overload relay diagram. A1 a2 terminals are the coil terminals.

I had to do this a few times with floodlights to be used outside. Wiring diagram since wiring connections and terminal markings are. Contactor has a1 and a2 for coil and is 220 volts contactor. 13 17 with a flying lead to be connected to overload terminal 95.

4 wire 3 phase line markings l1 l2 l1 l3. Link a permanent live and a neutral from your supply to your coil al a2 then use your switch feed to your photocell from a1 and switch the wire to the switched phase of your contactor load. Hopefully the post content article 3 phase contactor wiring diagram a1 a2 what we write can make you understand happy reading. But before we will disuse devises and working.

We need here three contactors an overload relay one auxiliary contact block a normally open start pushbutton a normally closed stop pushbutton a on delay timer of 0 20 second and a power supply with a fuse t3 t2 t3. Use diagram 2 i assume 3 phase 400v paragraph 2. Open auxy contact on contactor will short the start button on contactor energising to keep coil energised via all stops in series. I tried wiring a1 to 1 on contact block and a2 to 2 on contact block of start push button.

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. Want to wire a start button while using a three phase contactor. The following diagram is shown for a 3 wire control of a delta star connection. I take one phase and neutral wire for mc coil which 220v but always wire your contactor coil regarding coil voltage current requirements.

Phase 2 l1 l2 l3. No power to machine. In above contactor wiring diagram i shown 3 phase 440 volts 4 wire system. Kt7 type e motor controller 2 do not connect a1 a2 to l1 l2 unless coil voltage matches line voltage 3 optional run light may be red or green 4 typical for control circuits 300v ac or less.

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. Three phase supply 415 volt coil see wiring diagram the following links are pre fitted to the starter. They are usually connected in series with the overload trip norm. Contactor terminal 5 via flying lead to overload terminal 96.

Contactor terminal 1 a1. D wye delta open transition 3 phase motors.