Chapter 9 Product Specifications
LIEBERT APM UPS Module And Parallel System 30kVA~150kVA User Manual
End Of Discharge
V/cell (VRLA)
1.63 V/cell (selectable from 1.60-1.750V/cell)
Auto Inverse EOD voltage x discharge current mode
(The end of discharge voltage increases at low discharge currents)
Battery Charge
V/cell
2.4 V/cell (selectable from 2.3-2.4V/cell)
Constant current and constant voltage charge mode
Programmable auto trigger or inhibit of boost mode
# of Modules
1
2
3
4
5
Battery Charging
Power (kW)
4.5
9
13.5
18
22.5
Battery Charging
Power
1
Max Current
(Adjustable)
2
Max Charging
Current A
11
22
33
44
55
Tab.
9-6:
Intermediate DC circuit
1. At low input voltage the UPS recharge capability increases with load decrease (up to the maximum capacity
indicated).
2. Maximum currents listed are for end of discharge voltage of 1.67 V/cell for 240 cells.
Rated Power, kVA
kVA
30~150
Rated Power, kW
kW
30~150 (Same kW as that of kVA)
Rated AC Voltage
1
Vac
380/400/415 V(three-phase four-wire and sharing neutral with the bypass input)
Frequency
2
Hz
50/60
Overload capacity
%
<105% load, 60min
105%~125% load, 10min
125%~150% load, 1min
>150% load, 200ms
Fault Current
%
310%:
141RMS Ampere each module short current limitation for 200msec,
then inverter is turned off.
Non linear load
capability
3
%
100%
Neutral current capability
%
170%
Steady state voltage
stability
%
± 1 (balanced load)
Transient voltage
response
4
%
±5
THD
%
< 1 (linear load), <4.0 (non linear load
3
)
Synchronisation -
Window
Rated frequency ± 2 Hz (selectable ± 0.5 to ± 3Hz)
Max change rate of
synch frequency
Hz/ s
0.2Hz/sec
Tab.
9-7: Inverter output to critical load
1. Factory set to 400V – 380 or 415V selectable by commissioning engineer.
2. Factory set to 50Hz; 60 Hz selectable by commissioning engineer
. Frequency converter operation also selectable.
3. EN50091-3 (1.4.58) crest factor: 3:1
4. IEC62040-3
/
EN 50091-3 also for 0-100-0% load transient. Transient recovery time: return to within 5% of steady
state output voltage within half a cycle.
Rated Power, kVA
Unit
30~150
Rated AC Voltage
1
Vac
380/400/415Vthree-phase four-wire, sharing neutral with the rectifier input and providing
neutral reference to the output
A
225
A
215
Rated
current
380V
400V
415V
A
205
Overload
%
115% load, long term at 30° ambient temperature
i
2
t
A
2
S
405000 @25°; 320000@130°
Suggested Upstream
protection, bypass line
N/A
Thermomagnetic circuit-breaker, rated up to 125% of nominal output current. IEC 60947-2
curve C.
Current rating of
neutral cable
A
1.7×In
Summary of Contents for Liebert APM
Page 4: ......
