Mitsubishi Electric FR-A7NS Instruction Manual page 34

Plug-in option sscnet iii communication function 700 series
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WIRING
REMARKS
When the hook of the inverter front cover is cut off for wiring, the protective structure (JEM1030) changes to open
type (IP00).
The SSCNET ΙΙΙ cable connected to CN1B of FR-A700 series (22K or less) must be pulled out to the left side of the
inverter. Therefore, leave enough space on the left side of the inverter in consideration of the minimum cable bend
radius.
In a vibration-free environment, the cables connected to the SSCNET ΙΙΙ cable connector (CN1A) can be pulled out
from the side surface of the inverter. Use the space that will be made by cutting off the hook of the front cover.
Route the SSCNET ΙΙΙ cable with paying
attention for avoiding the case that the
cable bend becomes smaller than the
minimum bend radius.
Since the SSCNET ΙΙΙ cable touches the edge of the inverter case, wind the protective tape around the
*
cable to protect it.
28
SW2
4
3
Protective tape *
2
N
O
1
SW1
FR-A7NS_B
FR-A7NS
O
N
SW1
Route the SSCNET ΙΙΙ cable with paying
attention for avoiding the case that the
cable bend becomes smaller than the
minimum bend radius.
LED1
N
2
Option slot 2
O
1
LED2
LED3
For installation of FR-A7AP
0
8
Option slot 3
FR-A7NS_T
For installation of FR-A7NS
Control circuit terminal block

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