E6582233
B-5
2
2
2.2.2
Standard connection diagram 2
MCCB
R/L1
S/L2
T/L3
U/T1
V/T2
W/T3
Motor
F
R
S1
S2
OUT
NO
CC
+
+
-
-
Meter
External potentiometer (1k-10k
)
Control
circuit
Protective function
activation output
VF-nC3C
Power
circuit
Forward run command
Reverse run command
Preset-speed command 1
Preset-speed command 2
Standard connection diagram - SOURCE (Positive) (common:P24)
7.5V-1mA
(or 0-10V/4-20mA)
FM
CC
VI
P5
Voltage signal: 0-5V/0-10V
(Current signal: 4-20mA)
Low-Speed
signal output
*2
Ry
*2: When using the NO output terminal in
source logic mode, short the P24 and
OUT terminals.
I M
Frequency
meter
(ammeter)
RS485
communication
connector
Operation panel
FLC
FLB
FLA
*3: When external potentiometer is connected
by using P5 terminal, set the parameter
f109
=
3.
*4
*3
Main circuit power supply
3ph-400V class: three-phase 380-460V
-50/60Hz
*4: When VI terminal is used as a contact
input terminal, refer to page B-12.
P24
Common
*1: VFNC3C-4004P, 4007P models don’t
have the PA/+ and the PB terminals
and cannot be used with Braking
resistor.
PA/+
PB
Braking resistor
(
Option
)
*1
VFNC3E-4004P, 4007P
VF-nC3E
*5
*
5: Calibration is needed before using the meter.
Refer to section 3.3.