Technical data
75
AC input (supply) connection
Voltage (U
1
) 380 … 480 V AC +10%/-15%, 3-phase
Frequency 50 … 60 Hz
±
5%
Network type Grounded (TN, TT) or ungrounded (IT).
Note: Connection to an ungrounded (IT) or corner-grounded delta network is not allowed
at altitudes of 2000 m (6600 ft) or higher.
Imbalance Max.
±
3% of nominal phase to phase input voltage
Fundamental power factor
(cos phi
1
)
0.98 (at nominal load)
Terminals With cable sizes from 16 to 70 mm
2
(AWG6 to AWG2/0): Posts for crimp lugs (lugs not
included).
With cable sizes from 95 to 185 mm
2
(AWG3/0 to AWG400): Screw lugs (included).
Grounding clamps.
Motor connection
Motor types Asynchronous induction motors, asynchronous servo motors, synchronous permanent
magnet motors, permanent magnet servo motors
Frequency 0 … 500 Hz
Current See section Ratings.
Switching frequency Selectable between 1…8 kHz. Default: 4 kHz, above which output current derated
Maximum motor cable
length
50 m (164 ft) with screened cable
75 m (246 ft) with unscreened cable
Terminals With cable sizes from 16 to 70 mm
2
(AWG6 to AWG2/0): Posts for crimp lugs (lugs not
included).
With cable sizes from 95 to 185 mm
2
(AWG3/0 to 400): Screw lugs (included).
Grounding clamps.
JCU Control Unit
Power supply 24 V (±10%) DC, 1.6 A
Supplied from the power unit of the drive, or from external power supply through connector
X1 (pitch 3.5 mm, wire size 1.5 mm
2
).
Relay output (X2) Connector pitch 5 mm, wire size 2.5 mm
2
250 V AC / 30 V DC, 2 A
Protected by varistors
Digital inputs DI1…DI6 (X3) Connector pitch 3.5 mm, wire size 1.5 mm
2
Logic levels: “0” < 5 V, “1” > 15 V
R
in
: 2.0 kohm
Filtering: Adjustable, 0.25 ms min. (see also Firmware Manual)