Switching Off The Drive - ABB ACS880-37LC-0390A-7 Hardware Manual

Industrial drives
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Action
Drives with a brake chopper (option +D150): See chapter
Drives with an fieldbus adapter module (optional): Set the fieldbus parameters. Activate the appropriate
assistant (if present) in the control program, or see the user's manual of the fieldbus adapter module,
and the drive firmware manual. Check that the communication works between the drive and the PLC.
Drives with an encoder interface module (optional): Set the encoder parameters. Activate the appropriate
assistant (if present) in the control program, or see the user's manual of the encoder interface module,
and the drive firmware manual.
Powering up the main circuit of the drive
Switch off the grounding switch [Q9.1] (option +F259).
Close the main switch-disconnector [Q1.1] or main breaker [Q1].
Note: Do not use excessive force. The main switch-disconnector (or main breaker) can only be closed
when
• the main input terminals [L1, L2, L3] are powered, and
• auxiliary voltage is switched on [Q21], and
• grounding switch is off [Q9.1, Q9.2] (option +F259).
Turn the operating switch (S21) to the ON (1) position to activate the run enable signal. Depending on
control source settings, this may also close the main contactor (if present). If a main contactor is present
and does not close, refer to the circuit diagrams delivered by the drive as well as the appropriate firmware
manuals.
On-load checks
Start the motor to perform the ID run.
Check that the cooling fans rotate freely in the right direction, and the air flows upwards.
Check that the motor starts. stops and follows the speed reference in the correct direction when controlled
with the control panel.
Check that the motor starts. stops and follows the speed reference in the correct direction when controlled
through the customer-specific I/O or fieldbus.
Drives in which the Safe torque off control circuit is in use: Test and validate the operation of the Safe
torque off function. See section
Drives with an emergency stop circuit (options +Q951, +Q952, +Q963, +Q964, +Q978, +Q979, +Q984):
Test and validate the operation of the emergency-stop circuit. See the delivery specific circuit diagrams
and wiring, start-up and operating instructions of the option.
Drives with the Prevention of unexpected start-up with safety relay (option +Q957): Test and validate
the operation of the Prevention of unexpected start-up circuit. See the delivery specific circuit diagrams
and wiring, start-up and operating instructions of the option.
Drives with the Prevention of unexpected start with FSO safety functions module (option +Q950): Test
and validate the operation of the Prevention of unexpected start-up circuit. See the delivery specific
circuit diagrams and wiring, start-up and operating instructions of the option.
Drives with the Safely-limited speed with the encoder interface (option +Q965): Test and validate the
operation of the Safely-limited speed circuit. See the delivery specific circuit diagrams and wiring, start-
up and operating instructions of the option.
Drives with a motor thermal protection function (options +L513, +L514, +L536, +L537): Test and validate
the operation of the motor thermal protection function. See the delivery specific circuit diagrams and
wiring, start-up and operating instructions of the option.

Switching off the drive

1.
Stop the motor.
2.
Turn the Run enable switch (S21) to the off (0) position to deactivate the Run enable
signal and to switch the main contactor/breaker off.
Resistor braking (page
Start-up including validation test (page
Start-up 139
239).
225).
12

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