ABB ACS580 Series Hardware Manual page 133

Frame Symmetrically groun-
size ded TN systems (TN-
S systems) ie. center-
grounded wye (A)
R1...R3 Do not disconnect
EMC or VAR screws.
R4 v2
R4...R5 Do not disconnect
EMC or VAR screws.
R6...R9 Do not disconnect
EMC or VAR screws.
A
Drive
1) Frames R4 and R5 are not evaluated for use on corner-grounded systems or midpoint-grounded delta
systems by IEC standards.
Electrical installation – Global (IEC) 133
Corner-grounded (B1) and
midpoint-grounded delta
systems (B2)
≤ 600 V
Disconnect EMC screw.
Do not disconnect VAR
screw.
Not evaluated
Do not disconnect EMC AC
or VAR screws.
Disconnect EMC DC screw.
B1
L1
L2
L3
N
PE
Drive
B2
Drive
IT systems (ungrounded or
high-resistance grounded
[>30 ohms]) (C)
Disconnect EMC and VAR
screws.
1) Disconnect EMC screws (2
pcs) and VAR screw.
Disconnect EMC screws (2
pcs) and VAR screw.
L1
L2
L3
PE
L1
L2
L3
PE
C
L1
L2
L3
Drive