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8. AnneXes

8.1. gENEral tEchNical sPEciFicatioN

tablE 5: TeCHnICal sPeCIFICaTIOn
capacity (kVA/kW) 10/8 15/12 20/16 30/24 40/32 60/48 80/64
iNPUt
Acceptable voltage range 3 x 400 V (3 Ph + n), +15 % to -20 %
Frequency (Hz) 50 / 60 ±5 %
nominal input current 13 a 20 a 26 a 39 a 52 a 78 a 103 a
total harmonic distortion
(tHdi)
<1.5 % @ 100 % load
<2.5 % @ 50 % load
<6.0 % @ 10 % load
<1.0 % @ 100 % load
<2.0 % @ 50 % load
<5.0 % @ 10 % load
Power factor 1.0 (from ca.10 % charge)
iNvErtEr
nominal voltage 3 x 400 V (3 Ph + n)
Precision (%) stationary: ±1, transitory: ±2 (load variations 100-0-100)
Frequency (Hz) 50 / 60 ±0.05 %, without mains
synchronisation speed ±1 Hz/s
Waveform sine wave
total harmonic distortion
<0.5 % (linear load),
<1.5 % (non-linear load)
Phase displacement ±1 % (balanced load),
±2 % (50 % unbalanced load)
dynamic recovery time 10 ms (98 % of static value)
Admissible overload 125 % for 10 min., 150 % for 60 s
Admissible crest factor 3.4 : 1 3.2 : 1
Admissible power factor 0.1 inductive to 0.1 capacitive
Imbalance output voltage
@ 100 % unbalanced load
<1 %
current limitation 3 x Inom (short circuit)
Inverter efficiency (%) 94.5 95.0 95.3 95.9 96.2 96.4 96.6