WEG SSW-05 - Page 9

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Installation and Operation Manual - SSW-05 Plus
11.4. Start/Stop by using Push Button and Operation Function Relay of the SSW-05 Plus:
The “T1” transformer is only required when
the line voltage is out of the range allowed
for the electronics supply (90 – 250Vac).
For 400V, use neutral conductor (N) and one
phase.
11.3. Starting and Stopping using Contactor and Push Buttons:
The “T1” transformer is only required when
the line voltage is out of the range allowed
for the electronics supply (90 – 250Vac).
For 400V, use neutral conductor (N) and
one phase.
Symbol
Description
Fuse
Disconnecting Switch
(opens under load)
Transformer
N.O. switch (with holding)
N.C. push button
(with automatic return)
N.O. push button
(with automatic return)
Contactor (coil)
Three-phase induction
motor
Symbol
Description
Fuse
Disconnecting Switch
(opens under load)
Transformer
N.O. switch (with holding)
N.C. push button
(with automatic return)
N.O. push button
(with automatic return)
Contactor (coil)
Three-phase induction
motor
Figure 11.3 - Starting and Stopping using Contactor and Push Buttons
Figure 11.4 - Start/Stop by using Push Button and Operation Function
Relay of the SSW-05 Plus