A1 A2 Contactor - 21 Images
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This is the heart of the contactor the magnetic coil makes electromagnetic field when rated supply reached on the contacts of the coil denoted as a1 and a2.
A1 a2 contactor. Correcting the wiring will fix the trouble. Fundamentally it doesn t matter which way round you connect the ac supply. A1 5 a2 k1 22 21 2 1 4 3 6 a1 5 a2 k1 8 7 2 4 3 6 a1 5 a2 k1 2 4 3 r8 a1 r7 a2 k1 6 5 2 1 4 3 r8 a1 r7 a2 k1 r6 r5 51 61 52 62 21 31 22 32 53 61. A wiring diagram is a simplified standard pictorial depiction of an electric circuit.
The function is the same. Auxiliary contact blocks 1 100 k miniature contactors ac and dc control circuit diagram control 100 k05 10 100 k09 10 100 k12 10. Read also dol starter control diagram. Iec contactor specifications.
A1 a2 control coil voltage across these 2 activates contactor l1 l2 line side power in t1 t2 load side power out. The poles are noted a1 and a2. Suggest looking up the diagram for the specific manufacturer part but from a google this looks like the common scheme. The poles a1 and a2 are noted without sign or.
However this misconnection won t destroy the contactor. If a1 and a2 are the coil connections on the contactor connecting an ac supply will energise it and the magnetic hysteresis will ensure that it remains energised when the supply changes direction alternates. The coil gets energizes and start producing magnetic field. On tesys d with coil dc only lcxdbbe the polarity shall be respected.
It reveals the parts of the circuit as simplified shapes and also the power and also signal connections between the devices. In case the connections are reversed the contactor won t close. When electric current passes through the coil. Eye squared r may 3 2007 12.
Literally a circuit is the course that enables electricity to circulation.