User manual

StecaGrid 1800/x StecaGrid 2300/x StecaGrid 3010/x
Maximum active power (cos φ = 1) 1800 W 2300 W 3000 W
Maximum active power
(cos φ = 0.95)
1800 W 2300 W 3000 W
Maximum apparent power
(cos φ = 0.95)
1900 VA 2420 VA 3160 VA
Rated output 1800 W 2300 W 3000 W
Rated frequency 50 Hz and 60 Hz
Grid type L / N / PE (protective earth)
Grid frequency 45 Hz ... 65 Hz (depending on the country settings)
Power losses in nighttime operation < 1.2 W
Feeding phases single-phase
Distortion factor (cos φ = 1) < 2 %
Power factor cos φ 0.95 capacitive ... 0.95 inductive
Characterisation of the operating behaviour
Maximum efficiency 98.0 %
European efficiency 97.4 % 97.6 % 97.7 %
CEC efficiency 97.5 % 97.7 % 97.8 %
MPP efficiency > 99.7 % (static), > 99 % (dynamic)
Efficiency values (at 5 %, 10 %,
20 %, 25 %, 30 %, 50 %, 75 %,
100 % of the rated power) at rated
voltage
89.7 %, 94.0 %,
96.2 %, 96.5 %,
96.8 %, 97.2 %,
97.2 %, 96.9 %
91.0 %, 95.3 %,
97.0 %, 97.2 %,
97.4 %, 97.6 %,
97.4 %, 97.0 %
94.6 %, 96.9 %,
97.9 %, 98.0 %,
98.1 %, 98.0 %,
97.6 %, 97.2 %
Efficiency values (at 5 %, 10 %,
20 %, 25 %, 30 %, 50 %, 75 %,
100 % of the rated power) at min-
imum MPP voltage
89.1 %, 93.8 %,
95.6 %, 96.0 %,
96.4 %, 96.7 %,
96.4 %, 95.9 %
91.6 %, 95.0 %,
96.4 %, 96.7 %,
96.9 %, 97.0 %,
96.7 %, 96.2 %
93.6 %, 95.8 %,
97.2 %, 97.3 %,
97.4 %, 97.2 %,
96.8 %, 96.1 %
Efficiency values (at 5 %, 10 %,
20 %, 25 %, 30 %, 50 %, 75 %,
100 % of the rated power) at max-
imum MPP voltage
91.4 %, 95.1 %,
97.0 %, 97.3 %,
97.6 %, 97.9 %,
97.9 %, 97.8 %
92.9 %, 95.9 %,
97.4 %, 97.6 %,
97.8 %, 98.0 %,
97.8 %, 97.6 %
94.4 %, 96.6 %,
97.7 %, 97.8 %,
97.9 %, 97.9 %,
97.5 %, 97.1 %
Efficiency reduction in the case of a
rise in ambient temperature (at
temperatures > 40 °C)
0.005 %/°C
Efficiency change in the case of
deviation from the DC rated voltage
0.002 %/V
Own consumption < 4 W
Derating at full power from 50 °C (T
amb
) from 45 °C (T
amb
)
GB
747.431 | Z08 | 2014-01-31
134