ABB ACH580-01 Manual page 44

44 EN – R5 Quick installation guide
Check from the table below if you have to disconnect the EMC filter (EMC) or ground-
to-phase varistor (VAR). For instructions on how to do this, see page 45.
Frame EMC
sizes filter
R0-
(EMC)
R4
R5
R5 EMC
R6-
(2 screws)
R9
-
1
EN
DA
DE
ES
Drive
FI
FR
IT
NL
PL
PT
RU
SV
TR
ZH
Ground- Symmetrically
to-phase grounded TN
varistor systems (TN-S
systems)
(VAR)
- Do not disconnect Frame R5 cannot
VAR Do not disconnect
(1 screw)
2
L1
L2
L3
N
PE
Corner grounded
TN systems
1
be used in corner
grounded TN
systems.
3
L1
L2
L3
PE
Drive
IT systems
2
(ungrounded or
high-resistance
grounded [>30
3
ohms])
Disconnect
Disconnect
L1
L2
L3
Drive