During the entire life-cycle, power capacity upgrading keeps
the cost ownership low.
Fig. The identical load for both systems is
50 kVA (0.
If Gen-sets are used, they have oversized 2. 14:lifecycle costs(totalcostofownership)
Total cost nership (TCO)________________________
Total cost ownership depends capital and operating
costs well installation, footprint and maintenance costs.
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.0 times higher output power.
Annual savings electrical energy are 16560 kWh and 8.
Savings electrical energy
16556 kWh
CO2Emission
8510 (8. 15:AnnualsavingsonelectricalenergyandCO2emissions
Usinga kVAredundantENERTRONICmodularUPSsystem
Less consumption electrical energy and savings in
CO2 emissions_________________________________________
Fig.
In comparison traditional UPS systems the advanced
modular hot-plug design ENERTRONIC modular UPS
systems results lower operation, installation, upgrade and
maintenance costs.4 times the rating of
the UPS output power.
ENERTRONIC modular UPS systems with their „clean input“
(THDi require Gen-sets with only 1. With 12-pulse thyristor rectifiers
Gen-sets need 2. This eliminates the
high initial capital cost purchasing power capacity that is
not required the earlier stage installation. 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 %.
.51 t)
Fig.8 power factor).5 times
the UPS output power. Operating costs can optimised if
each the parallel redundant power modules delivers bet
ween and 100 their nominal output power.511
of CO2emissions. 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.s
6
EN odular
j Costs fan_replacement
>= maintenance costs
Power Upgrade, Lower Operating Costs
2x100
Ik
Years
Fig. shows annual savings electrical energy and CO2
emissions redundant (n+1) kVA ENERTRONIC modular
UPS system compared with traditional redundant monoblock
UPS kVA)
