Mitsubishi Electric FR-D720S SC EC, Instruction Manual

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Wiring Main circuit connection
FR-D700 SC EC 3 - 7
Three-phase, 400V class
FR-D740-012SC to 080SC FR-D740-120SC and 160SC
I002034E
I002035E
Tab. 3-4: Terminal layout and wiring
b
CAUTION:
●
Make sure the power cables are connected to the R/L1, S/L2, T/L3 (three-phase 400V
class) resp. to the L1, N (for single-phase 200V class). (Phase sequence needs not
to be matched.) Never connect the power cable to the U, V, W of the inverter. Doing
so will damage the inverter.
●
Connect the motor to U, V, W. At this time, turning on the forward rotation switch
(signal) rotates the motor in the counter clockwise direction when viewed from the
motor shaft.
N/- P/+
Jumper
L1L2 L3
M
3~
Motor
Power supply
Screw size (M4)
Screw size (M4)
N/- P/+
Jumper
Screw size (M4)
M
3~
Motor
Power supply
L1L2 L3
Screw size (M4)