Sungrow MVS4480-US User Manual

46
10
Fast Reference for Troubleshooting
Suggested action
Fuse and
switches
operation
Fuse
operation
Different
voltage
between
phases
Transformer
test ratio no
match with
nameplate
Oil stains in
cover tank
or
accessories
Verify that the
surge arrester is
not faulty.
×
Verify that the
surge arrester is
the correct one.
×
Verify the correct
transformer
grounded.
×
Revise that the
ground connection
systems are the
correct ones.
×
Revise that the
bridge X0 to ground
is good connected.
×
Verify that the tank
has a good physical
ground.
×
Verify that the
capacitors bank is
disconnected.
×
Revise that all
terminals cables
are tighten to
bushings.
×
Verify that there is
not low voltage.
×
Check that the
cables size is
adequate.
× ×

Sungrow MVS4480-US Specifications

General

Brand	Sungrow
Model	MVS4480-US
Category	Inverter
Language	English