Inovance MD290 Series User Manual

8. Peripherals and Options
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8
When using the drive to drive asynchronous motor, a variety of electrical devices must be installed on both
input and output sides to ensure system safety and stability.
How to configure the drive AC drive (three-phase 380 to 480 V, 18.5 kW and above) to operate with the
peripheral devices is shown as below:
Grounding
Electromagnetic
contactor
Moulded case
circuit breaker
(MCCB) or leakage
breaker
Three-phase AC
power supply
AC reactor
on input side
Braking
resistor
EMC filter
RST
P(+)
W
VU
BR
+
-
Grounding
+
BR
-
PE
Braking unit
MDBUN
To prevent electric shock,
AC drive and motor must
be well grounded.
Braking
resistor
MD290
External operating
panel MD32NKE1
Motor
AC reactor
on output side
R
S
T
W
V
U
+
BR
-
PE
MD
290
MF.K
RUN
STOP
RES
QUICK
PRG ENTER
RUN
LOCAL/REMOT FED/REV TUNE/TC
RPM
%
AVHz
Fuse
er
Note
Do not connect surge suppressor to output side of the AC Drive.

Inovance MD290 Series Specifications

General

Brand	Inovance
Model	MD290 Series
Category	DC Drives
Language	English