VOLTWERK SmartConnect 8 Instrucciones De Servicio página 140

Fault indicator
Error in SMU 3
Error in SMU 4
Emergency stop pressed
Internal error
Error when initialising the
SMU chain
Error in SMU
communication
a) The external string switch-off system is not a switch-off system in terms of the emergency stop criteria of the VDE/EN.
Fault indicator
SMU error: Hardware U High
SMU error: Hardware U Low
SMU error: Hardware I1
High
SMU error: Hardware I1 Low
SmartConnect
Operating manual
Meaning
Fault in the string monitoring unit
|
(SMU).
Fault in the string monitoring unit
|
(SMU).
The external string switch-off
|
system has been activated.
Internal fault.
|
Internal communication could
|
not be established. CAN
distributor is not communicating
with the SMU.
Internal communication could
|
not be established. CAN
distributor is not communicating
with the SMU.
Meaning
One of the strings has exceeded
|
the voltage threshold value.
The reverse voltage limit value
|
has been exceeded on one of the
strings. The strings are locked.
The current limit value has been
|
exceeded on one of the strings.
The strings are locked.
The reverse current limit value
|
has been exceeded on one of the
strings. The strings are locked.
9 Help in the event of faults
Action
Check the fault message for the
|
SMU.
Check the fault message for the
|
SMU.
Check the external string switch-
|
off system.
Check the external string switch-
|
a
off system.
Check the auxiliary voltage
|
supply at the signal input for the
external string switch-off system.
Restart the device
|
(see Chapter 10.1, page 67).
If the fault still persists after
|
several attempts, contact the
manufacturer's service
department.
Restart the CAN distributor
|
(see Chapter 10.3, page 68).
Restart the CAN distributor
|
(see Chapter 10.3, page 68).
Action
Check the voltage of the relevant
|
strings (see Chapter 7.2,
page 47).
Check the dimensioning of the
|
strings.
Restart the device
|
(see Chapter 10.1, page 67).
Check the polarity of the strings
|
(see Chapter 7.2, page 47).
Restart the device
|
(see Chapter 10.1, page 67).
Check the dimensioning and
|
conductivity of the strings.
Restart the device
|
(see Chapter 10.1, page 67).
Check the dimensioning and
|
conductivity of the strings.
Check the strings for short
|
circuits.
Restart the device
|
(see Chapter 10.1, page 67).
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