KATEK Steca coolcept fleX - Page 36

EN
36 762.885 Z05 2012 coolcept_fleX, coolcept³_fleX
Inverter, 1-phase
StecaGrid
3011_2
StecaGrid
3611_2
StecaGrid
4611_2
StecaGrid
5011_2
Maximum apparent power 3000 VA 3680 VA 4600 VA 5000 VA
Nominal power 3000 W 3680 W 4600 W 5000 W
Nominal frequency 50 Hz and 60 Hz
Grid frequency 45 Hz to 65 Hz
Power loss during nighttime operation < 3 W
Feed-in phases One-phase
Distortion factor (cosPhi = 1) < 3 %
Power factor cosPhi 0.8 capacitive to 0.8 inductive
Highest output fault current 0.0 A
Highest overcurrent protection at the
output
40 A 40 A 57 A 57 A
Characterisation of the operating behaviour
Max. efficiency 97.00 % 97.00 % 97.40 % 97.40 %
European efficiency 96.30 % 96.30 % 96.90 % 96.80 %
MPP efficiency > 99.7 % (static), > 99 % (dynamic)
Internal consumption < 20 W
Power derating at full power from 45 °C
(T
amb
)
45 °C
(T
amb
)
40 °C
(T
amb
)
40 °C
(T
amb
)
Safety
Isolation principle No galvanic isolation, without transformer
Grid monitoring Yes, integrated
Residual current monitoring Yes, integrated (the inverter cannot cause a
DC residual current due to the design)
Protection class Protection class 2 (RCD type A sufficient)
Operating conditions
Area of application Indoors, outdoors (degree of soiling 3)
Climate category i.a.w.
IEC 60721-3-4
4K4H
Ambient temperature -25 °C to +60 °C
Storage temperature -30 °C to +80 °C
Relative humidity
0 % to 100 %, non-condensing
Noise emission (typical) 31 dB(A)