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Remedy:
- check the motor-side converter connection for a phase-phase short-circuit.
- rule-out interchanged line and motor cables.
- check for a ground fault.
For a ground fault the following applies:
- do not enable the pulses when connecting to a rotating motor without the "Flying restart" function activated (p1200).
- increase the de-energization time (p0347).
- increase pulse suppression delay time (p1228) to ensure standstill.
- if required, deactivate the monitoring (p1901).
F07810
Drive: Power unit EEPROM without rated data
Reaction:
NONE
Acknowledge:
IMMEDIATELY
Cause:
No rated data are stored in the power unit EEPROM.
See also: p0205, r0206, r0207, r0208, r0209
Remedy:
Replace the power unit or inform Siemens Customer Service.
A07850 (F)
External alarm 1
Reaction:
NONE
Acknowledge:
NONE
Cause:
The condition for "External alarm 1" is satisfied.
Note:
The "External alarm 1" is initiated by a 1/0 edge via binector input p2112.
See also: p2112 (External alarm 1)
Remedy:
Eliminate the causes of this alarm.
A07851 (F)
External alarm 2
Reaction:
NONE
Acknowledge:
NONE
Cause:
The condition for "External alarm 2" is satisfied.
Note:
The "External alarm 2" is initiated by a 1/0 edge via binector input p2116.
See also: p2116 (External alarm 2)
Remedy:
Eliminate the causes of this alarm.
A07852 (F)
External alarm 3
Reaction:
NONE
Acknowledge:
NONE
Cause:
The condition for "External alarm 3" is satisfied.
Note:
The "External alarm 3" is initiated by a 1/0 edge via binector input p2117.
See also: p2117 (External alarm 3)
Remedy:
Eliminate the causes of this alarm.
F07860 (A)
External fault 1
Reaction:
OFF2 (IASC/DCBRK, NONE, OFF1, OFF3, STOP2)
Acknowledge:
IMMEDIATELY (POWER ON)
SINAMICS G120XA converter
Operating Instructions, 03/2019, FW V1.0, A5E44751205B AB
Warnings, faults and system messages
9.6 List of fault codes and alarm codes
791
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