Instruction manual

INSTALLATION AND WIRING
18
(
2
)
Terminal block layout
FR-E520-0.1KN, 0.2KN, 0.4KN, 0.75KN
P1N/-
P/+
PR
R/L1 S/L2 T/L3 U V W
TB1
Screw size (M3.5)
Screw size
(
M3.5
)
FR-E520-1.5KN, 2.2KN, 3.7KN
P1
P/+
PR
T/L3 U V W
Screw size
(
M4
)
N/-
R/L1 S/L2
TB2
Screw size
(M4)
TB1
Screw size
(M4)
FR-E520-5.5KN, 7.5KN
P1N/- P/+ PRR/L1 S/L2 T/L3 U V W
Screw size
(
M5
)
TB1
Screw size
(M5)
(
3
)
Cables, crimping terminals, etc.
The following table lists the cables and crimping terminals used with the inputs (R (L
1
),
S (L
2
), T (L
3
)) and outputs (U, V, W) of the inverter and the torques for tightening the
screws:
"
""
" FR-E520-0.1KN to 7.5KN
Cables
PVC insulated
Cables
Crimping
Terminals
mm
2
AWG mm
2
Applicable
Inverter Type
Terminal
Screw
Size
Tight-
ening
Torque
N
⋅
⋅⋅
⋅
m
R, S, T
(L
1
, L
2
, L
3
)
U, V, W
R, S, T
(L
1
, L
2
, L
3
)
U, V, W
R, S, T
(L
1
, L
2
, L
3
)
U, V, W
R, S, T
(L
1
, L
2
, L
3
)
U, V, W
FR-E520-
0.1KN-0.75KN
M3.5 1.2 2-3.5 2-3.5 2 2 14 14 2.5 2.5
FR-E520-
1.5KN, 2.2KN
M4 1.5 2-4 2-4 2 2 14 14 2.5 2.5
FR-E520-
3.7KN
M4 1.5 5.5-4 5.5-4 3.5 3.5 12 12 4 2.5
FR-E520-
5.5KN
M5 2.5 5.5-5 5.5-5 5.5 5.5 10 10 6 4
FR-E520-
7.5KN
M5 2.5 14-5 8-5 14 8 6 8 16 6
Note:1. The cables used should be 75
°
C 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.
2