
© 1998–2003 Schneider Electric All Rights Reserved
Chapter 3—Diagnostics and Troubleshooting VVDED397047USR6/03
Procedure 1: Bus Voltage Measurement 06/2003
100
Figure 25: DC Bus Measurement Terminals
+
–
L1 L2 L3 PA PB U V W
L1 L2 + – UVW
L1 L2 L3 PA PB U V W
–
+
+
–
+
–
ATV58•D16M2–D46M2
ATV58•D28N4–D79N4
ATV58•U09M2–U18M2
ATV58•U29M2–D12M2
ATV58•U18N4–D23N4
J18-7
J18
Power
Terminal
Block
}
}
}
++
-
UV
W
L1 L2 L3
L1 L3L2
+U
VW
-
L1 L2 L3
++U
VW
-
Do not use
+
–
ATV58HC10N4X
}
+
–
}
ATV58HC13N4X–C19N4X
–
+
}
ATV58HC23N4X–C33N4X
The J18 connector is in the upper left hand corner of the main
control board behind the flexible shield. Use a thin probe to access
the connector pin.
Flexible
Shield
Main Control
Board
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