Error handling and diagnostics
CU8130-0120
46
Version: 1.0
8
Error handling and diagnostics
Table 9: Diagnostics LED, Uin.
LED
Color
Description
Uin
Green
Input voltage Uin is present and is within the defined limits between 24.4 V
and 28.8 V.
Red
Input voltage Uin is below 20.4 V. UPS is switched in the UPS mode
(undervoltage protection).
Yellow
Input voltage Uin is over 28.8 V. UPS is switched in the UPS mode
(overvoltage protection).
Table 10: Diagnostics LED, Uout.
LED
Color
Description
Uout
Green
Output voltage Uout present.
Red
Output voltage Uout switched off.
Yellow
Output voltage Uout is above 28.8 V.
Table 11: Diagnostics LED, DIAG.
LED
Color
Description
DIAG
Off
No input voltage Uin present. UPS is not initialized.
White
No battery module or capacitor board found.
White, Red or
White, Green
flashing
White: timer for shutdown is active.
Red: in case of discharge.
Green: intentional shutdown.
Red
No input voltage Uin present. UPS is not being charged.
Blue, Red
Input voltage Uin present but no battery module.
Blue, Magenta
Battery module does not match the UPS.
Green, flashing UPS is being charged.
Green, Yellow
UPS is below or above the allowed ambient temperature.
Green
Input voltage Uin present. UPS is ready for operation and charged.
Red, flashing
No input voltage Uin. UPS mode started and UPS is being discharged.
Summary of Contents for CU8110-0120
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