Grounding Connections - WEG CFW700 Serie Manual Del Usuario

Figure 3.4: Motor cable shielding connection with PCSx-01 accessory

3.2.4 Grounding Connections

DANGER!
The inverter shall be connected to a Protective Ground (PE).
„
Use the minimum ground wiring gauge as indicated in the
„
218, Table B.2 on page 219
Connect the inverter grounding connections to a ground bus bar, to a single
„
ground point, or to a common grounding point (impedance ≤ 10 Ω).
The neutral conductor of the network shall be solidly grounded; however,
„
this conductor shall not be used to ground the inverter.
It is necessary to use a copper cable with 10 mm
„
the same wire gauge as specified in
page 219
ground protection to be in accordance with IEC61800-5-1 since the leakage
current is greater than 3.5 mA AC.
and Table B.3 on page
and Table B.3 on page 220
Installation and Connection
Table B.1 on page
220.
minimum or 2 cables with
2
Table B.1 on page 218,
for connecting the inverter to the
Table B.2 on
CFW700 | 19