Power Module's Led Indicator; Auxiliary Module - Delta DPH Series User Manual

5.7.3

Power Module's LED Indicator

The power module's LED indicator shows its operation status. Please refer to the following
table.
LED Indicator
OFF
ON (green)
Flashing (green)_ on for 2 seconds
and off for 1 second
Flashing (green)_ on for 0.3
second and off for 3 seconds
NOTE:
Under power module running conditions, if you turn the power module's switch to
the lower position ( ), the power module will shut down its output and discharge
the DC BUS voltage until the voltage reaches to a safety level. After that, the power
module's LED indicator will be off.
5.8

Auxiliary Module

The auxiliary module has been installed in the UPS by default. Please refer to Figure 2-4
for its location.
Modulon DPH Series
The power module is OFF.
1. The power module is running in On-Line
mode or Battery mode.
2. The power module's inverter starts up.
3. The power module's PFC starts up.
The power module is under discharging process.
The power module is abnormal.
(Figure 5-48: Auxiliary Module)
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Description