Gtec NOVA 10kVA - Page 55

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6.4.2 Electrical Characteristics Battery
Table 6-5
Items
Unit
Parameters
Battery bus voltage
Vdc
Rated
：
±240V (total 480)
Quantity of lead-acid
cells
Nominal
40 batteries 12V, 240 cells 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
Boost charge voltage
V/cell
（
VRLA
）
2,35V/cell (selectable from: 2,30V/cell~2,45V/cell)
Constant current and constant voltage charge mode
Temperature
compensation (option)
mV/
℃
/cell
3,0 (selectable:0~5)
Final
discharging voltage
V/cell
（
VRLA
）
1,65V/cell (selectable from: 1,60V/cell~1,75V/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)
Note
When the battery in use is different than the default 40 (range 32-44), ensure the actual number and
the set number is the same, otherwise batteries may be damaged.
6.4.3 Electrical Characteristics Inverter Output
Table 6-6
Item
Unit
Parameter
Rated capacity
kVA
10 / 15 / 20 / 30 / 40
Power Factor
---
1
(see note 1)
Rated AC voltage
Vac
220/230/240 (Line-N), std=230
Voltage precision
％
±1,5% (0-100% linear load)
Rated Frequency
Hz
50/60
Frequency Regulation
Hz
50/60±0,1% (battery mode)
Synchronized Range
Hz
default
±
3Hz, Settable
±
0.5Hz
～±
5Hz
Synchronized Slew Rate
Hz/s
default 2Hz/s, settable, 0,5
～
3
Output Voltage THDv
％
10-40kVA <1% (linear load)
10-15K <5,5% (non-linear load),
20+30+40kVA <6% (non-linear load)
according t IEC/EN62040-3
Overload
％
<110% 60min; 110%~125%,10min;
125%~150%,1min
(note 1) 20-30-40KVA model has Dynamic PF, it is PF=1 up to 30°C, over 30°C is 0,9