Disconnection Table (Frames R6 To R9) - ABB ACS880-07 Hardware Manual

102 Electrical installation

Disconnection table (frames R6 to R9)


Check from this table if you have to disconnect the EMC filter (EMC AC and EMC DC
screws) with options +E200 and +E202 or ground-to-phase varistor (VAR screw). For
instructions on how to do this, see EMC filter and ground-to-phase varistor disconnecting
instructions for ACS880 frames R1 to R11 (3AUA0000125152 [English]).
Frame size Symmetrically grounded
TN systems (TN-S
systems)
TT systems
R6...R9
1
Drive
2
Drive
*) With option +E201, EMC AC, EMC DC and VAR screws are removed at the factory from drives
manufactured after 2018-01-01. For more information, contact ABB.
Note: These are the EMC filter and varistor screws of different drive frame sizes.
Frame size EMC filter (+E200 and +E202) screws
R6...R9 EMC AC, EMC DC
Corner-grounded and
midpoint-grounded delta
1
and systems
2
(< 600 V)
Do not remove EMC AC or VAR.
Remove EMC DC.
3
L1
L2
L3
N
PE
Drive
L1
L2
L3
N
Drive
IT systems (ungrounded or
high-resistance-grounded
3
[>30 ohms])
Remove EMC AC, EMC DC, VAR *
4
L1
L2
L3
PE
Drive
L1
L2
L3
PE
Ground-to-phase varistor screws
VAR
4
)
L1
L2
L3