WEG CFW-11 RB User Manual page 39

Regenerative frequency converter
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Table 3.5: Recommended Wire size/ Fuses - use only copper wire [75 ºC (167 °F)] - 380...480 V supply voltage
Power Terminals
Bolt (wrench/
Terminals
screw head
type)
U/T1,V/T2,W/T3,
M8 (hexagonal
DC+,DC-
phillips screw)
M5 and M8
(hexagonal
(PE)
phillips screw)
U/T1,V/T2,W/T3,
M8 (hexagonal
DC+,DC-
phillips screw)
M5 and M8
(hexagonal
(PE)
phillips screw)
E
U/T1,V/T2,W/T3,
M10 (hexagonal
DC+,DC-
screw)
M5 and M8
(hexagonal
(PE)
phillips screw)
U/T1,V/T2,W/T3,
M10 (hexagonal
DC+,DC-
screw)
M5 and M8
(hexagonal
(PE)
phillips screw)
Recommended
Torque
mm²
N.m (lbf.in)
HD
35
15 (132.75)
ND
50
M5:
3.5 (31.0)
HD/ND
25
M8:
10 (88.5)
HD
50
15 (132.75)
ND
70
M5:
3.5 (31.0)
HD/ND
35
M8:
10 (88.5)
70
HD
(2 x 25)
30 (265.5)
120
ND
(2 x 35)
M5:
3.5 (31.0)
HD/ND
50
M8:
10 (88.5)
120
HD
(2 x 35)
30 (265.5)
150
ND
(2 x 50)
M5:
3.5 (31.0)
HD/ND
70
M8:
10 (88.5)
Installation and Connection
Wire Size
WEG Recommended Fuses
Type NH aR
Knife Contact
AWG
In [A]
Model
2
1
160
4
1/0
2/0
250
2
2/0
(2 x 4)
4/0
(2 x 2)
350
1
4/0
(2 x 2)
300
(2 x 1)
400
2/0
Type NH aR
Flush End
In [A] Model
-
-
-
-
3
450
450
CFW-11 RB | 3-19

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