Steca coolcept StecaGrid 3000, Инструкция по установке и эксплуатации

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75 742.221 | 12.04
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14 Technical data
14.1 Inverter
StecaGrid 3000 StecaGrid 3600
DC input side (PV generator connection)
Maximum start voltage 845 V
Maximum input voltage 845 V
Minimum input voltage 350 V
Startup input voltage 350 V
Rated input voltage 380 V 455 V
Minimum input voltage for rated
output
350 V 365 V
MPP voltage 350 V … 700 V
Maximum input current 10 A
Rated input current 8 A
Maximum input power (cos
φ
= 1) 3060 W 3690 W
Rated input power (cos φ = 1) 3060 W 3690 W (Portugal: 3540 W)
Recommended maximum PV output 3800 Wp 4500 Wp
Derating / power limiting occurs automatically when:
• input power > max. recommended PV power
• cooling is inadequate
• input current > 10 A
• grid current > 16 A
AC output side (mains grid connection)
Output voltage 185 V ... 276 V (depending on the country settings)
Rated output voltage 230 V
Maximum output current 16 A
Rated output current 13 A 15.6 A
Maximum active power (cos
φ
= 1) 3000 W 3600 W (Belgium: 3330 W)
Maximum active power (cos
φ
= 0.95) 3000 W 3530 W
Maximum apparent power (cos φ = 0.95) 3130 VA 3680 VA
Rated output 3000 W 3600 W (Portugal: 3450 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 < 0.9 W
Feeding phases single-phase
Distortion factor (cos φ = 1.00) < 2 %
Power factor cos
φ
0.95 capacitive ... 0.95 inductive
Characterisation of the operating behaviour
Maximum efficiency 98.6 %
European efficiency 98.2 % 98.1 %
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
95.3 %, 97.2 %, 98.2 %,
98.4 %, 98.5 %, 98.4 %,
98.2 %, 97.9 %
95.1 %, 97.0 %, 98.2 %,
98.3 %, 98.3 %, 98.3 %,
97.9 %, 97.5 %
Efficiency values (at 5 %, 10 %, 20 %,
25 %, 30 %, 50 %, 75 %, 100 % of
the rated power) at minimum MPP
voltage
95.5 %, 97.4 %, 98.4 %,
98.5 %, 98.6 %, 98.6 %,
98.3 %, 97.9 %
95.5 %, 97.4 %, 98.5 %,
98.6 %, 98.6 %, 98.4 %,
98.1 %, 97.6 %
Efficiency values (at 5 %, 10 %, 20 %,
25 %, 30 %, 50 %, 75 %, 100 % of
the rated power) at maximum MPP
voltage
93.9 %, 95.9 %, 97.3 %,
97.6 %, 97.7 %, 97.9 %,
97.7 %, 97.4 %
93.9 %, 95.9 %, 97.6 %,
97.7 %, 97.8 %, 97.8 %,
97.6 %, 97.1 %