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Electronic overload protection
You can set the overload protection mode with the tripping REMOTE/LOCAL
rotary encoder switch on the motor starter EM 300 EDS/ERS (see figure on
page 1-3).
In the user program you can define the response to the signal "FAULT /release
signal" (DI2) when the rotary encoder switch is in position tripping REMOTE.
Rotary
encoder switch
position
Tripping
REMOTE
Tripping
LOCAL
Caution !
Direct shutdown of the device if a release signal is received is disabled if the
rotary encoder switch is in the
In the user program, define a suitable response (usually shutdown of the
load circuit) for a signal received at input
SIMATIC - EM 300 Motor Starters
GWA-4NEB 640070302-05
Overload
protection
Control via the
Depending on the settings in the user program:
bus
•
Operation continued inspite of release signal
or
•
Remote shutdown (= overload release)
Local control
•
Direct shutdown (= overload release)
tripping
Response
REMOTE position.
DI2
.
Commissioning
3-7
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