Section-10
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10.5 OUTPUT CHARACTERISTICS
UPS Model PS 10 PS 15 PS 20 PS 25 PS 30 PS 40 PS 50
Output Rated Power kVA
10 15 20 25 30 40 50
Output Rated Power KW
9 13.5 18 22.5 27 36 45
Output Current In @ PF0.9 (400VAC) A 14.4 21.7 28.9 36.1 43.3 57.7 72.2
Output Current In @ PF1 (400VAC) A 13.0 19.5 26.0 32.5 39.0 52.0 65.0
Output Rated Voltage V 3x380/220V or 3x400/230V or 3x415/240V
Output Voltage Stability %
Static: < +/- 1%
Dynamic (Step load 0%-100% or 100%-0%) < +/- 4%
Output Voltage Distortion %
With Linear Load < 2%
With Non-linear Load (EN62040-3:2001) < 4%
Output Frequency Hz 50 Hz or 60 Hz
Output Frequency Tolerance %
Synchronized with mains < +/- 2 %
(selectable for bypass operation) or < +/- 4 %
Free running +/- 0.1 %
Bypass operation
At Nominal Input voltage of 3x400 V +/- 15 %
or 196 V to 264 V ph-N
Permissible Unbalanced Load
(All 3 phases regulated independently)
% 100%
Phase Angle Tolerance
(With 100 % Unbalanced load)
Deg. +/- 0 deg.
Overload Capability on Inverter %
At PF 0.9 110% load 10 min.
At PF 0.9 130% load 1 min.
At PF 0.8 125% load 10 min.
At PF 0.8 150% load 1 min.
Output short capability (RMS) A
Inverter : up to 3 x In during 40 ms
Bypass : 10 x In during 10 ms
Crest - Factor 3 : 1
10.5.1 GRAPH: AC – AC EFFICIENCY with Linear load up to cos
φ 1
Linear Load (cosφ=1)
95.595.5
95
94.5
70
75
80
85
90
95
100
25 50 75 100
Load %
%
NOTE: Depending on power rating
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