GE Multilin W650, Instruction Manual, Page: 423 / 622

GEK-113032A W650 Wind Generator Protection System 14-1
14 TROUBLESHOOTING GUIDE 14.1 SYMPTOMS AND RECOMMENDED ACTIONS
14
14 TROUBLESHOOTING GUIDE 14.1SYMPTOMS AND RECOMMENDED ACTIONS
W650 units have been designed and verified using the most advanced and reliable equipment. Mounting and
testing automation ensure a high consistency of the final product. Before sending a unit back to the factory, we
strongly recommend you follow the recommendations below. Even if it will not always solve the problem, at least
they will help define it better for a quicker repair.
If you need to send a unit back to the factory for repair, please use the appropriate RETURN MATERIAL AUTHORISATION
process, and follow the shipping instructions provided by our Service Department, especially in the case of international
shipments. This will lead to a faster and efficient solution of your problem.
CATEGORY SYMPTOM POSSIBLE CAUSE RECOMMENDED ACTION
Protection The relay does not trip -Function not permitted
- Function blocked
- Output not assigned
- Set the function permission to
ENABLED
- Check Protection units block screen
- Program the output to the desired
function using ENERVISTA 650 Setup
logic configuration
General When feeding the unit,
no indicator is lit up -Insufficient power supply
- Wrong versions
-Fuse failure
- Loose fuse
-Incorrect wiring
-Verify the voltage level using a
multimeter in the power supply
terminals, and check that it is within
the model range
- Check relay and ENERVISTA 650
Setup versions are the same
-Remove power supply, dismount the
power supply module and replace the
fuse
- Same as above with same fuse
-Make sure that terminals l
and – are connected to the 9-pin
connector corresponding to the power
source
Communication The relay does not
communicate via the
front RS232 port -Incorrect cable
-Damaged cable
-Relay or PC not grounded
-Incorrect baudrate, port, address, etc.
-Make sure you are using a straight
cable
-Replace the cable
-Ensure ground connection
-Test other ports, other baudrates, etc.
Make sure that the communication
parameters in the computer match the
ones in the relay.
General After Updating the
firmware the relay
does not start up and
always shows the
message “Os
Loading…”. Check that the bootware version
match with the firmware version If there is an incompatibility between
boot and firmware version, update to
the corresponding boot and after that
update the firmware version
If the boot and firmware versions are
correct, perform the firmware update
procedure again.
Communications Cannot see properly
the web server in
W650 with Windows
XP.
Some windows are in
grey with a red cross
mark.
Disabled Java options in Advanced
Internet Explorer properties or high
level of security 1.- Go to Advanced in Internet options
for Internet explorer and select the
three selections in Microsoft VM (Java
Virtual Machine) and deselect any
other virtual machine not Microsoft, for
example SUN.
In case Microsoft VM is not installed in
the computer, the user must install it
using the Microsoft VM installation
program
msjavx86.exe
For internet explorer 6.0 or higher it is
not included by default.
2.- Try to set a lower level of security in
internet explorer options.
3.-Delete temporary internet files in
“General” screen in internet explorer
options.