80 Shield T3 60 – 500KVA User Manual
6.4.2
Electrical Characteristics (Intermediate DC Link)
Table 6-6
Battery
Items
Unit
Parameters
Battery bus
voltage
Vdc
Rated
:
±240V
Quantity of lead-
acid cells
Nominal
40=[1 battery(12V)] ,240=[1 battery(2V)]
Float charge
voltage
V/cell
(
VRLA
)
2.25V/cell(selectable from 2.2V/cell
~
2.35V/cell)
Constant current and constant voltage charge
mode
Temperature
compensation
mV/
℃
/cl
3.0(selectable:0~5.0)
Ripple voltage
%
≤1
Ripple current
%
≤5
Equalized
charge voltage
VRLA
2.4V/cell(selectable from : 2.30V/cell~2.45V/cell)
Constant current and constant voltage charge
mode
Final
discharging
voltage
V/cell
(
VRLA
)
1.65V/cell(selectable from: 1.60V/cell~1.750V/cell)
@0.6C discharge current
1.75V/cell (selectable from: 1.65V/cell~1.8V/cell)
@0.15C discharge current
(EOD voltage changes linearly within the set range
according to discharge current)
Battery Charge
V/cell
2.4V/cell(selectable from : 2.3V/cell~2.45V/cell)
Constant current and constant voltage charge
mode
Battery Charging
Power Max
Current
kW
10%* UPS capacity (selectable from : 1~20%* UPS
capacity)
6.4.3
Electrical Characteristics (Inverter Output)
Table 6-7
Inverter Output (To critical load)
Item
Unit
Value
Rated capacity
KVA
60/90/120
Rated AC voltage
Vac
380/400/415 (Line-Line)
Rated Frequency
Hz
50/60
Frequency
Regulation
Hz
50/60Hz±0.1%
Voltage precision
%
±1.5(0~100% linear load)
Overload
\
110%, 60min;
125%,10min;
150%,1min;
>150%,200ms
Synchronized
Range
Hz
Settable, ±0.5Hz ~±5Hz, default ±3Hz
Synchronized Slew
Rate
Hz
Settable, 0.5Hz/S ~ 3Hz/S, default 0.5Hz/S
Output Power
Factor
PF
0.9
Transient
Response
%
<5% for step load (20% - 80% -20%)