Commissioning
SIMATIC - EM 300 Motor Starters
GWA-4NEB 640070302-05
3-9
Local reset
If you press the TEST/RESET button during a local reset, various responses are
triggered depending on how long the button is depressed (see the following
table).
Reset after signal "FAULT/release signal" (DI2)
After a release signal (device continues operation) resp. overload release (device
is shut down) the OVERLOAD LED lights up. After a FAULT signal (device is shut
down) the FAULT LED lights up. You can reset the OVERLOAD resp. the FAULT
display and the DI2 signal with a local or remote reset in which case the LEDs
goes out.
Communication failure
If communication fails, the circuit outputs are reset after approx. 100 ms.
Restart is automatic.
Note
If the 24 V DC supply voltage for electronic motor starters is interrupted for lon-
ger than 5 seconds, a waiting period of t > 50 s for normal operation must be
observed before switching back on.
Rotary
encoder
switch
setting
Reset
Procedure
Tripping
REMOTE
Local reset
•
Press the RESET/RESET button for less than 2 s:
– A pending FAULT signal is reset if the cause of the fault has
been remedied.
•
Press the TEST/RESET button for more than 2 s:
– Fast discharge of the motor model, i. e. the motor model is
reset without a delay,
– Device self-test is triggered. Press the TEST/RESET button
again as soon as the READY LED lights up again.
Auto reset
The release signal is reset automatically as soon as the motor model is
below the release threshhold again.
Tripping
LOCAL
Local reset
•
Press the RESET/RESET button for less than 2 s:
– The release signal is reset as soon as the motor model is below
the release threshhold again,
– A pending FAULT signal is reset if the cause of the fault has
been remedied.
•
Press the TEST/RESET button for more than 2 s:
– Fast discharge of the motor model, i. e. the motor model is
reset without a delay,
– Device self-test is triggered. Press the TEST/RESET button
again as soon as the READY LED lights up again.
Remote
Reset
In the user program set output DO3 to "1" and then to "0" again.
Содержание SIMATIC EM 300
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Страница 46: ...Hand held Controller SIMATIC EM 300 Motor Starters 4 6 GWA 4NEB 640070302 05 ...
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Страница 64: ...Dimension Drawings SIMATIC EM 300 Motor Starters B 2 GWA 4NEB 640070302 05 ...
Страница 70: ...Selection Help SIMATIC EM 300 Motor Starters D 4 GWA 4NEB 640070302 05 ...
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