55
Appendix C - Technical datasheets
Model
RAK3K2SHxFL
RAK4K2SHxFL
RAK5K2SHxFL
DC Input
Maximum input power DC [W]
4000
4600
6000
Maximum input voltage DC [V]
580
580
580
MPP voltage range [V]
125-550
125-550
125-550
Maximum current for string input DC [A]
11
11
11
Maximum current of short circuit for each
DC entry [A]
13,8
13,8
13,8
Number of MPP independent strings
2
2
2
Maximum power to battery [W]
3125
3750
5000
AC Output
Wave form
Sinusoidal single phase
Sinusoidal single phase
Sinusoidal single phase
Maximum output power [W]
3000
3680
4600
Rated voltage [V]
230
230
230
Rated frequency [Hz]
50/60
50/60
50/60
Maximum output current [A]
14
16
24.5
Total harmonic distortion (THD)
<3%
<3%
<3%
Adjustable displacement factor
0,8 overexcited
0,8 underexcited
0,8 overexcited
0,8 underexcited
0,8 overexcited
0,8 underexcited
Contribution to the short circuit current[A]
21
24
36.5
AC Output (EPS-Back up)
Wave form
Sinusoidal single phase
Sinusoidal single phase
Sinusoidal single phase
Maximum apparent power in discharge [VA]
3000
3680
4600
Maximum apparent peak power in discharge
(10 sec) [VA]
4500
5520
6900
Rated voltage [V]
230 (+/-2%)
230 (+/-2%)
230 (+/-2%)
Rated frequency [Hz]
50/60 (+/-0.2%)
50/60 (+/-0.2%)
50/60 (+/-0.2%)
Maximum discharge power [A]
14
16
20
Total harmonic distortion (THD)
<3%
<3%
<3%
Battery
Battery type
LiFePO4
LiFePO4
LiFePO4
Rated voltage [V]
48
48
48
Maximum charge current [A]
62,5
75
100
Maximum discharge current [A]
62,5
75
100
Minimum number of battery modules
0
0
0
