REFU REFUsol 10K - 11 Technical Data; Inverter

REFU Elektronik GmbH REFUsol 08K ... 23K 61
11 Technical data
11.1 Inverter
Type 08K 10K 13K 17K 20K 23K-MV
Item no.
865P008
865P010
865P013
865P017
865P020
865P023
867P008
867P010
867P013
867P017 867P020 867P023
DC data
MPPT range (V) 370-850
410-850
480-850
460-850 490-850 575-850
DC start voltage (V) 350
Max. DC voltage (V) (U
SC_PV
) 1,000
Max. DC current (A) 23 25 31.1 38.3 41.8 41
Max. total short circuit c
urrent of the PV
plant (I
SC_PV
) (A)
50
MPP tracker 1
Number of DC connections 6 x Plus, 6 x Minus Phoenix Sunclix®
AC data
Max. AC apparent output (kVA) 8.25 10 13 17 20 23
AC grid connection L1, L2, L3, N, PE
Rated power factor/range 1 / 0.8i … 0/8c
Rated voltage AC (V) 400 460
Voltage range AC (V) 320-460 368-529
Rated frequency/frequency range (Hz) 50, 60 / 45…65
Max. AC current (A) (867…) 3 x 12
3 x 16 3 x 21
3 x 29.2
Max. AC current (A) (865…) 3 x 13 3 x 30,4
Max. distortion factor THD 2.5% 1.8%
Max. efficiency 98.1% 98.2% 98.3%
Feed-in starting at (W) 50
Internal consumption in night operation
(W)
< 0.5
Max. AC fall protection (A) 35
Switch on current (A) / duration (ms) < 5 / < 40
ENVIRONMENTAL CONDITIONS
Cooling Natural convection
Ambient temperature (°C) -25 … +55
Storage temperature (°C) -25 … +55
Transport temperature (°C) -25 … +70
Relative ambient humidity (%) 0 … 100
Site altitude (m above NN) 3,843*
Noise level (dBA) < 45