Sungrow MVS4500-LV handleiding
Handleiding
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8 Troubleshooting
This chapter only lists the common troubleshooting methods on the transformer side. For
more specific information, refer to the relevant transformer and switchgear user manual.
Fault Possible Reason Measures
Pressure
relief trip
1. The internal short circuit of the
transformer is faulty.
1. If it is a short circuit fault, take
an oil sample for oil sample
chromatography to further
determine the cause of the fault.
It is strictly forbidden to put the
transformer into operation before
the cause of the fault is not
ascertained and the fault has not
been resolved.
(Note: If it is determined that the
internal fault is serious, the inside
of the transformer has been
damaged, contact Sungrow for
replacement.)
2. The pressure relief valve is
faulty.
2. The pressure relief valve
elastic element expander internal
jam, or the bolt torque of the
fastening film is too large,
resulting in damage to the film,
contact Sungrow Power Co., Ltd.
for replacement.
3. Improper oiling operation
before servicing or installing the
transformer. If the pressure relief
valve on the tank is not opened
as required.
3. After power off, open the oil
hole to release the pressure
inside the tank.
Low oil
level trip
1. The secondary circuit causes
a false alarm of low oil level.
1. Check the secondary circuit to
confirm if it is malfunctioning.
2. The transformer leaks oil or
leaks for a long time.
After the oil was drained due to
maintenance or test reasons, the
2. Fill the transformer with oil.
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Productinformatie
| Merk | Sungrow |
| Model | MVS4500-LV |
| Categorie | Niet gecategoriseerd |
| Taal | Nederlands |
| Grootte | 9056 MB |
