Components Of The Emergency Stop Function - ABB ACS800 Series Hardware Manual

Components of the emergency stop function

The following pieces of equipment are included:
Line contactor or air circuit breaker. See
Operating switch
Position
0 The supply rectifier stops and the line
contactor or air circuit breaker opens.
I The supply rectifier operates and the
inverter(s) are powered if the switch has
been turned from position 0 to S for 2
seconds.
S Turning the operating switch from position 0
to S for 2 seconds starts the supply rectifier
and fans.
Emergency stop push-button
Reset push-button
Digital I/O Extension Module RDIO-01
Safety relays (A21, A22), feedback response time relay (K21) and tripping time relays (K22 and K23)
ACS800-07: braking device (a chopper with resistors) if needed to ensure that sufficient braking
capacity is available
AIMA-01 I/O Module Adapter if option slots 1 and 2 on the RMIO board are reserved.
Category 1 emergency stop for ACS800-07/17/37 (+Q952, R6i, R7i, n×R8i)
Alternative drive configurations
ACS800-07
I
0 S
SUPPLY TRIPPED
RESET
on page 54.
ACS800-17/37
I
0
Cooling fans are disabled. (Other auxiliary
voltages are on.)
The drive is ready to start.
-
Resets a drive fault. Illuminates in
fault situations.
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