
Configuration
Monitoring
Fault responses
8
8.2
8.2.1
8.2−1
EDSVS9332P EN 5.0−07/2013
8.2 Monitoring
Different monitoring functions ( 8.31) protect the drive system from
impermissible operating conditions.
If a monitoring function responds,
ƒ the set fault response is triggered to protect the drive and
ƒ the fault message is entered position 1 in the fault history buffer
(C0168/x, in case of ECSxP: C4168/x) ( 9.2−1).
8.2.1 Fault responses
Depending on the failure, one or more of the following responses are
possible:
Response Effects on the drive and the controller Danger warnings
TRIP
(highest
priority)
l Switches the power outputs U, V, W to a high
resistance until TRIP is reset.
l The drive coasts (no control!).
l After TRIP reset, the drive accelerates to its
setpoint on the ramps set.
Message
Switches the power outputs U, V, W to a high
resistance as long as the message is active.
Danger!
The drive restarts
automatically when the
message is not pending
anymore.
l Short−t
erm
messa
ge
£ 0.5 s
The drive coasts (no control!) as long
as the message is active.
When the message is not pending
anymore, the drive accelerates to its
setpoint with maximum torque.
l Longer
messa
ge
> 0.5 s
The drive coasts (due to internal
controller inhibit) as long as the
message is active.
If required, restart the drive.
FAIL−QSP If a fault occurs, the drive brakes to standstill
within the quick stop deceleration time (C0105).
Warning l Only display of the failure.
l The drive continues to operate in a controlled
manner.
Stop!
As these responses have no
effect on the drive behaviour,
the drive can be destroyed.
Off l No response on failures! Monitoring is
deactivated.
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