Delta Ultron DPM Series, Руководство пользователя

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4 - 1 6
Ultron DPM series
OD1 OD1 OD3 OD3 OD5 OD5
OD2 OD2
ODn ODn
OD4 OD4 OD6 OD6
n = 1, 2, ...6
Relay
(Figure 4-25: Output Dry Contacts_ Pins
’
Location and Wiring Diagram)
No. Event Description
1 Load on inverter The UPS works in normal mode.
2
Load on bypass The UPS works in bypass mode.
3
Battery discharge/ Main
input NOK When the main AC source fails, the batteries
supply power to the critical loads.
4
Low battery
When the UPS runs in battery mode, battery
voltage is lower than the setup limit 440Vdc.
5
Bypass input NOK
The bypass voltage, frequency or phase
sequence is abnormal.
6
Battery test fail or battery
missing During the battery test, the battery voltage is out
of the setup limit.
7
Internal communication
failure The #n power module’s internal communication is
abnormal.
8
External parallel
communication loss In parallel mode, parallel communication is
abnormal.
9
Output overload warning/
shutdown The UPS is overloaded or the UPS shuts down to
let the bypass supply power to the critical loads.
10
Power module fault
shutdown
The #n power module has abnormalities and it
shuts down the UPS to let the bypass supply
power to the critical loads.
11
Power module warning
The #n power module has abnormalities but the
UPS still runs in normal mode.