2 Wiring
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For the MD310T7.5B to MD310T18.5B, remove the No.2 EMC screw, as shown in the following gure.
Figure 2-2 EMC screw position
The screw is connected by default�
The screw cannot be re-connected once it is cut� This will result in an increase in leakage current to ground during drive running� Take
full consideration before cutting the jumper�
2�5 Grid System Requirement
The drive is applicable to system with neutral point grounded� If the drive is used in an IT power system (neutral point not grounded),
remove both VDR and EMC screws for the MD310T0�4B to MD310T5�5B�
MD310T0�4 B to MD310T2�2B
MD310
T3�7B and MD310T5�5B
For the MD310T7�5B to MD310T18�5B, it is necessary to remove the VDR and EMC screws, that is, No�1 screw and No�2 screw, as
shown in Figure 2-2� Filter cannot be installed� Otherwise, personal injury and damage to AC drive may result�
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