Standard Three-Wire Connection; Grounding Connections - WEG SSW-07 Manual Del Usuario

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3.2.5.1 Standard
Three-Wire
Connection
3.2.6 Grounding
Connections
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Chapter 3 - INStaLLatION aND CONNeCtION
Line current of the Soft-Starter SSW-07 is equal to the motor current.
R
S
T
N
PE
R S
U
4/U2
6/W2
1/U1
Figure 3.7 - Soft-Starter SSW-07 with standard connection
DANGER!
The Soft-Starter must be grounded for safety purposes (PE).
The ground connection must comply with the local regulations.
Make the ground connection to a grounding bar or to the general
grounding point (resistance ≤10 ohms).
DANGER!
The AC input for the Soft-Starter SSW-07 must have a ground
connection.
DANGER!
Do not use the neutral conductor for grounding purpose. Use
dedicated ground conductor.
ATTENTION!
Do not share the ground wiring with other equipment that operate
with high current (for examples: high voltage motors, welding
machines, etc.). When several Soft-Starters SSW-07 are used,
observe the connections in the figure 3.8.
GROUNDING BAR
BARRA DE ATERRAMENTO
INTERNAL TO THE PANEL
INTERNA AO PAINEL
Figure 3.8 - Grounding connections for more than one Soft-Starter SSW-07
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R
S
T
N
PE
T R
V W
2/V1
5/V2
3/W1
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S T
U V W
2/V1
5/V2
4/U2 6/W2
1/U1 3/W1
GROUNDING BAR
BARRA DE ATERRAMENTO
INTERNAL TO THE PANEL
INTERNA AO PAINEL
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