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
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