56
ACQ800-37 Hardware Manual
Planning the electrical installation
Note 1:
The abbreviations used in the table are defined below.
Note 2:
Explosion-safe (EX) motors
The motor manufacturer should be consulted regarding the construction of the motor insulation and
additional requirements for explosion-safe (EX) motors.
Note 3:
High-output motors and IP 23 motors
For motors with higher rated output than what is stated for the particular frame size in EN 50347 (2001)
and for IP 23 motors, the requirements of ABB random-wound motor series M3AA, M3AP, M3BP are
given below. For other motor types, see the
above. Apply the requirements of
range “100 kW <
P
N
< 350 kW” to motors with
P
N
< 100 kW. Apply the requirements of range
P
N
>
350 kW to motors within the range “100 kW <
P
N
< 350 kW”. In other cases, consult the motor
manufacturer.
Note 4:
HXR and AMA motors
All AMA machines (manufactured in Helsinki) for drive systems have form-wound windings. All HXR
machines manufactured in Helsinki starting 1.1.1998 have form-wound windings.
Note 5:
ABB motors of types other than M2_, M3_, HX_ and AM_
Use the selection criteria given for non-ABB motors.
Note 6:
Resistor braking of the drive
When the drive is in braking mode for a large part of its operation time, the intermediate circuit DC
voltage of the drive increases, the effect being similar to increasing the supply voltage by up to 20
percent. The voltage increase should be taken into consideration when determining the motor insulation
requirement.
Example: Motor insulation requirement for a 400 V application must be selected as if the drive were
supplied with 480 V.
Note 7:
Drives with an IGBT supply unit
If voltage is raised by the drive (this is a parameter selectable function for special applications only),
select the motor insulation system according to the increased intermediate circuit DC voltage level,
especially in the 500 V supply voltage range.
Abbreviation
Definition
U
N
nominal voltage of the supply network
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 filtering at the output of the drive (+E205)
CMF
common mode filtering (+E208)
N
N-end bearing: insulated motor non-driven end bearing
n.a.
Motors of this power range are not available as standard units. Consult the motor manufacturer.
Man
u
fa
cturer
Motor type
Nominal mains
voltage (AC line
voltage)
Requirement for
Motor insulation
system
ABB du/dt filter, insulated N-end bearing and ABB common mode
filter
P
N
< 55 kW
55 kW <
P
N
< 200 kW
P
N
> 200 kW
P
N
< 74 hp
74 hp <
P
N
< 268 hp
P
N
> 268 hp
A
B
B
Random-
wound M3AA,
M3AP, M3BP
U
N
< 500 V
Standard
-
+ N
+ N + CMF
500 V <
U
N
< 600 V Standard
+ du/dt
+ du/dt + N
+ du/dt + N + CMF
or
Reinforced
-
+ N
+ N + CMF
600 V <
U
N
< 690 V Reinforced
+ du/dt
+ du/dt + N
+ du/dt + N + CMF
Summary of Contents for ACQ800 Series
Page 1: ...Hardware Manual ACQ800 37 Drives 55 to 450 kW 75 to 550 hp ACQ800 ...
Page 4: ......
Page 12: ...12 ACQ800 37 Hardware Manual Safety instructions ...
Page 24: ...24 ACQ800 37 Hardware Manual About this manual ...
Page 52: ...52 ACQ800 37 Hardware Manual Mechanical installation ...
Page 78: ...78 ACQ800 37 Hardware Manual Electrical installation ...
Page 84: ...84 ACQ800 37 Hardware Manual Motor control and I O board RMIO ...
Page 92: ...92 ACQ800 37 Hardware Manual Installation checklist and start up ...
Page 106: ...106 ACQ800 37 Hardware Manual Maintenance 3 4 5 6 8 7b 7a ...
Page 107: ...ACQ800 37 Hardware Manual 107 Maintenance 9 10 11 View from back ...
Page 123: ...ACQ800 37 Hardware Manual 123 Technical data Declaration of Conformity ...
Page 124: ...124 ACQ800 37 Hardware Manual Technical data ...
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