ABB ACS800-02, Hardware Manual

Page: 94 / 128

Technical data
94
Motor connection
Voltage ( U
2
) 0 to U
1
, 3-phase symmetrical, U
max
at the field weakening point
Frequency DTC mode: 0 to 3.2 · f
FWP
. Maximum frequency 300 Hz.
f
FWP
=
f
FWP
: frequency at field weakening point; U
Nmains
: mains (input power) voltage;
U
Nmotor
: rated motor voltage; f
Nmotor
: rated motor frequency
Frequency resolution 0.01 Hz
Current See section IEC ratings.
Power limit 1.5 · P
hd
Field weakening point 8 to 300 Hz
Switching frequency 3 kHz (average). In 690 V units 2 kHz (average).
Maximum recommended
motor cable length
Type code (EMC equipment) Max. motor cable length
DTC control Scalar control
- 300 m (984 ft) 300 m (984 ft)
+E202 *, +E210 * 100 m (328 ft) 100 m (328 ft)
* Motor cable longer than 100 m (328 ft) is allowed but then the EMC Directive requirements may not be
fulfilled.
Efficiency
Approximately 98 % at nominal power level
Cooling
Method Internal fan, flow direction from front to top
Free space around the
unit See chapter Installation .
Cooling air flow See IEC ratings.
Degrees of protection
IP 21 (UL type 1)
U
Nmains
U
Nmotor
· f
Nmotor