Owner manual

48 Chapter 5 Maintenance
48
Module type
Unit
MU10
MU15
MU20
Mechanical Dimension,
W×D×H
mm
440×590×134
Weight
kg
21
22
22
Color
N/A
Black
7.4 Electrical Characteristics (Input Rectifier)
Table 7-4 Rectifier AC input (mains)
Items
Unit
Parameter
Rated AC Input
Voltage
Vac
380/400/415(three-phase and sharing neutral with the
bypass input)
Input voltage range
Vac
-20%
～
+25%, -40 % power derating
Frequency
2
Hz
50/60(range: 40Hz
～
70Hz)
Power factor
kW/kVA, full load
0.99
THD
THDI
％
3
7.5 Electrical Characteristics (Intermediate DC Link)
Table 7-5 Battery
Items
Unit
Parameters
Battery bus
voltage
Vdc
Nominal: ±240V, one-side range: 198V
～
288V
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 from : 0
～－
5.0, 25
℃
or 30
℃
, or inhibit)
Ripple voltage
％
V float
≤1
Ripple current
％
C
10
≤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 : 0
～
20%* UPS capacity)