3 Installation
3.5 Electrical Installation
74 DC1 variable frequency drive 12/13 MN04020003Z-EN www.eaton.com
We recommend connecting any connected loads as follows:
Figure 49: Connection examples with suppressor circuit
3.5.2.11 RJ 45 interface
The RJ45 port located in the front or under the connection terminal cover can
be used to directly connect the device to communication modules and
fieldbus connections.
The internal RS-485 connection transmits Modbus RTU and CANopen data.
Figure 50: RJ 45 interface
250 V ∼ : ≦ 6A
30 V ⎓ : ≦ 5A
10
RUN
11
K13
K14
K1
AC
DC
AC
Varistor
(+)
(
-
)
DC
Diode
AC
RC filter
￫
DC1
variable frequency drives
do not
have
an
internal bus termi-
nation resistor.
Use DX-CBL-TERM or EASY-NT-R if necessary.
L1/L
L2/N
L3
U
V
W
1
2
3
4
5
6
7
8
9
10
11
PIN 8
(PIN 2)
PIN 7
(PIN 1)
RS485
RJ45
X1
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