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Terminal connections
Wiring Diagram
3 Phas e - 4 W ire
K12
3 Phas e - 3 W ire
K12
Note : • For N/W selection 2P2W voltage (V ) applied between V1 & V2 and connect CT for l1 [Do not use V3, N l2 & l3 terminal]
• For N/W selection 1P2W voltage (V ) applied between V1 & N and connect CT for l1 [Do not use V2, V3, l2 & l3 terminal]
Solid
Stranded with end sleeve
2
K1
K1
LL
LN
7UG057..
0.5 Nm
1 x (0.75 to 2.5) mm
2
2 x 0.5 to 2 x 1.5 mm
2
1 x (0.5 to 2.5) mm
2
2 x (0.5 to 1.5) mm
2
1 Phas e - 2 W ire
K12
2 Phas e - 2 W ire
K12
Note: The distance between APFC and external Current transformer should be kept as
short as possible. Use shielded cable or twisted pair cable between APFC and Current
transformer for long distance (Greater than 1m).
K1
K1
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