WEG SSW-08 User Manual - page 18
3
Installation and Connection
SSW-08 | 13
Table 3.4: Maximum torque for power connection
SSW-08
Model
Enclosure
Size
Line / Motor
Grounding
Screw/
Terminal
Torque
Nm
(in lb)
Screw
Torque
Nm
(in lb)
17 A
24 A
30 A
Size 01
Terminal
3
(27)
M4
(5/32”)
4.5
(40)
45 A
61 A
85 A
Size 02
Terminal
5.5
(49)
M5
(3/16”)
6
(53)
130 A
171 A
200 A
Size 03
M8
(5/16”)
19
(168)
M6
(1/4”)
8.3
(73)
255 A
312 A
365 A
412 A
Size 04
M10
(3/8”)
37
(328)
Terminal
0.5
(4.5)
3.2.2 Location of the Grounding, Control and Power Connections
Dimensions in mm (in).
ATER R AM EN TO
ATER R AM EN TO
ATER R AM EN TO
C O N TRO LE
C O N TRO LE
C O N TRO LE
C O N TRO LE
ATER R AM EN TO
62.8
(2.48)
36.3
(1.43)
84,8
(3.34)
13.3
(0.52)
114
(4.48)
148
(5.81)
56.3
(2.22)
60.5
(2.38)
22.7
(0.89)
39.7
(1.56)
25.1
(0.99)
197
(7.75)
32.7
(1.29)
14.8
(0.59)
14.8
(0.59)
33.0
(1.30)
39.0
(1.54)
39.0
(1.54)
48.2
(1.90)
63.0
(2.48)
75.5
(2.97)
75.5
(2.97)
63.0
(2.48)
Grounding
Control
Control
Control
Control
Grounding
Grounding
Grounding
Figure 3.6: Location of the grounding, control and power connections
3.2.3 Recommended Power and Grounding Cables
The described specifications in table 3.5 are valid only for the following conditions:
Copper wires for 70 ºC (158 ºF) with PVC insulation for ambient temperature of 40 ºC (104 ºF),
installed in perforated and not agglomerated conduits.
Naked or silver coated copper busbars with round edges with 1 mm radius with ambient
temperature of 40 ºC (104 ºF) and bus temperature of 80 °C (176 °F).
NOTE!
For correct cable dimensioning, consider the installation condition and the maximum
permitted line voltage drop.