Planning the electrical installation
41
The abbreviations used in the table are defined below.
Non-ABB motors
Random-
wound
and form-
wound
U
N
< 420 V
Standard:
Û
LL
=
1300 V
-
+ N or CMF
420 V <
U
N
< 500 V
Standard:
Û
LL
=
1300 V
+ du/dt
+ du/dt + (N or CMF)
or
Reinforced:
Û
LL
=
1600 V, 0.2
microsecond rise
time
-
+ N or CMF
500 V <
U
N
< 600 V
Reinforced:
Û
LL
=
1600 V
+ du/dt
+ du/dt + (N or CMF)
or
Reinforced:
Û
LL
=
1800 V
-
+ N or CMF
600 V <
U
N
< 690 V
Reinforced:
Û
LL
=
1800 V
+ du/dt
+ du/dt + N
Reinforced:
Û
LL
=
2000 V, 0.3
microsecond rise
time ***
-
N + CMF
*** If the intermediate DC circuit voltage of the drive is increased from the nominal level by resistor braking,
check with the motor manufacturer if additional output filters are needed in the applied drive operation
range.
Abbr.
Definition
U
N
Nominal AC line voltage
Û
LL
Peak line-to-line voltage at motor terminals which the motor insulation must withstand
P
N
Motor nominal power
du/dt
du/dt filter at the output of the drive (E205)
CMF
Common mode filter (E208)
N
N-end bearing: insulated motor non-drive end bearing
n.a.
Motors of this power range are not available as standard units. Consult the motor manufacturer.
Motor
type
Nominal AC supply
voltage
Requirement for
Motor insulation
system
ABB du/dt and common mode filters, insulated
N-end motor bearings
P
N
< 100 kW
and
frame size <
IEC 315
100 kW <
P
N
<
350 kW
or
IEC 315 < frame size <
IEC 400
P
N
< 134 hp
and
frame size <
NEMA 500
134 hp <
P
N
<
469 hp
or
NEMA 500 < frame size <
NEMA 580
Summary of Contents for ACS800-U7
Page 1: ...ACS800 Hardware Manual ACS800 07 Drives 45 to 560 kW ACS800 U7 Drives 50 to 600 hp ...
Page 4: ......
Page 28: ...Operation principle and hardware description 28 ...
Page 51: ...Planning the electrical installation 51 ...
Page 60: ...Planning the electrical installation 60 ...
Page 76: ...Electrical installation 76 ...
Page 84: ...Motor control and I O board RMIO 84 ...
Page 112: ...Maintenance 112 ...
Page 138: ...Dimensional drawings 138 Frame sizes R5 and R6 64778340_1 5 K ...
Page 139: ...Dimensional drawings 139 Frame sizes R7 and R8 68749930_1 7 C ...
Page 140: ...Dimensional drawings 140 IP54 and IP54R units of frame sizes R7 and R8 68749930_6 6 C ...
Page 148: ...3AFE64702165 Rev H EN 2012 09 19 Contact us www abb com drives www abb com drivespartners ...