AEC IST5015 - Intermediate DC Link; Inverter Output

Product Specification
52 IST5 Tower UPS 10kVA~40kVA User Manual
7.4.2 Electrical Characteristics (Intermediate DC Link)
Table 7.6 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)
7.4.3 Electrical Characteristics (Inverter Output)
Table 7.7 Inverter Output (To
critical load)
Item
Unit
Value
Rated capacity
kVA
10/15/20/30/40
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%)
Transient recovery
< 30ms for step load (20% - 100% -20%)
Output Voltage
THDu
<1% from 0% to 100% linear load
<6% full non-linear load according to IEC/EN62040-3