Operating costs can optimised if
each the parallel redundant power modules delivers bet
ween and 100 their nominal output power.4 times the rating of
the UPS output power. 16:High financialflexibility- payasyougrow
Pow upgrade________________________________________
Compared with traditional UPS systems the scalability of
ENERTRONIC modular UPS systems allows the output power
to grow in-line with increasing demand.8 power factor). 14:lifecycle costs(totalcostofownership)
Total cost nership (TCO)________________________
Total cost ownership depends capital and operating
costs well installation, footprint and maintenance costs.
Annual savings electrical energy are 16560 kWh and 8. With 12-pulse thyristor rectifiers
Gen-sets need 2.
Power
[kVA]
ENERTRONIC modular
installed power 5x20
4x20______ _
6x20
I n
Fig. the
refore important pay attention the UPS system
efficiency under partial load conditions.51 t)
Fig.511
of CO2emissions. shows annual savings electrical energy and CO2
emissions redundant (n+1) kVA ENERTRONIC modular
UPS system compared with traditional redundant monoblock
UPS kVA).
Savings electrical energy
16556 kWh
CO2Emission
8510 (8.s
6
EN odular
j Costs fan_replacement
>= maintenance costs
Power Upgrade, Lower Operating Costs
2x100
Ik
Years
Fig.
In comparison traditional UPS systems the advanced
modular hot-plug design ENERTRONIC modular UPS
systems results lower operation, installation, upgrade and
maintenance costs.0 times higher output power.
ENERTRONIC modular UPS systems with their „clean input“
(THDi require Gen-sets with only 1.
. The identical load for both systems is
50 kVA (0. This eliminates the
high initial capital cost purchasing power capacity that is
not required the earlier stage installation. 15:AnnualsavingsonelectricalenergyandCO2emissions
Usinga kVAredundantENERTRONICmodularUPSsystem
Less consumption electrical energy and savings in
CO2 emissions_________________________________________
Fig. 17:ENERTRONICmodularwithnearunitypowerfactorand
5 THDiavoidsexpensiveoversizingofGen-sets
Unity power factor and low THDi______________________
The harmonic pollution (THDi) the input current tradi
tional UPS with 6-pulse thyristor rectifiers about %.
During the entire life-cycle, power capacity upgrading keeps
the cost ownership low.
If Gen-sets are used, they have oversized 2.5 times
the UPS output power.
Fig
