ABB ACH580-01 - Page 91

This table shows the requirements when a non-ABB motor is in use.
Requirement forNominal AC line
voltage
Motor type
ABB du/dt and common mode filters, in-
sulated N-end motor bearings
Motor insu-
lation sys-
tem
P
n
≥ 350 kW
or
frame size ≥
IEC 400
100 kW ≤ P
n
<
350 kW
or
IEC 315 ≤
frame size <
IEC 400
P
n
<
100 kW
and frame
size <
IEC 315
P
n
≥ 469 hp
or
frame size >
NEMA 580
134 hp ≤ P
n
<
469 hp
or
NEMA 500 ≤
frame size ≤
NEMA 580
P
n
< 134
hp and
frame
size <
NEMA 500
+ N + CMF+ N or CMF-Standard:
Û
LL
=
1300 V
U
n
≤ 420 V
Random-wound
and form-wound
+ N + du/dt +
CMF
+ du/dt + (N or
CMF)
+ du/dt
Standard:
Û
LL
=
1300 V
420 V < U
n
≤
500 V
or
+ N + CMF+ N or CMF-Reinforced:
Û
LL
=
1600 V, 0.2
microsecond
rise time
+ N + du/dt +
CMF
+ du/dt + (N or
CMF)
+ du/dt
Reinforced:
Û
LL
=
1600 V
500 V < U
n
≤
600 V
or
+ N + CMF+ N or CMF-Reinforced:
Û
LL
=
1800 V
+ N + du/dt +
CMF
+ du/dt + N+ du/dt
Reinforced:
Û
LL
=
1800 V
600 V < U
n
≤
690 V
+ N + CMF+ N + CMF-
Reinforced:
Û
LL
= 2000
V, 0.3 micro-
second rise
time
1)
1)
If the intermediate DC circuit voltage of the drive is increased from the nominal level due to long term resistor
braking cycles, check with the motor manufacturer if additional output filters are needed.
Guidelines for planning the electrical installation 91