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17
Wiring
INSTALLATION AND WIRING
2
(3) Cables, crimping terminals, etc.
Refer to the following for the cables, crimping terminals and terminal tightening torques used for the power
regeneration common converter.
Note: 1. The cables used should be 75°C (167F°) copper cables.
2. Tighten the terminal screws to the specified torques.
Undertightening can cause a short or misoperation.
Overtightening can cause the screws and unit to be damaged, resulting in a short or misoperation.
3. Do not insert the NFB between terminals P - N (P/L+ - P/+, N/L- - N/-).
MCNFB
R/L11
FR-CVL
S/L21
T/L31
R2/L12
S2/L22
T2/L32
R2/L1
S2/L2
T2/L3
R/L11
S/L21
T/MC1
P/L+
N/L-
R/L1
S/L2
T/L3
R1/L11
S1/L21
P/
+
N/-
U
V
W
IM
R/L1
S/L2
T/L3
R1/L11
S1/L21
P/
+
N/-
FR-A720
U
V
W
IM
R/L1
S/L2
T/L3
R1/L11
S1/L21
P/
+
N/-
FR-A720
U
V
W
IM
1)
4)
2)
3)
5)
FR-CV
FR-A720
3-phase
AC power supply
(Note 3)