14 Technical data
Installation and Operating Manual for RPI M15A M20A Solar Inverter V1.0 2016-03-18
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14. Technical data
Input (DC)
RPI M15A
RPI M20A
Maximum recommended PV power
1)
19 kW
P
25 kW
P
Maximum input power (per input)
16.5 kW (11.1 kW)
22 kW (14.8 kW)
Nominal power
15.6 kW
20.6 kW
Input voltage range
200 ... 1000 V
DC
Maximum input voltage
1000 V
DC
Nominal voltage
635 V
DC
Lock-in Voltage
250 V
DC
Switch-on power
40 W
MPP input voltage range
200 ... 1000 V
DC
MPP input voltage range at full power
Symmetric configuration
355 ... 820 V
DC
470 ... 820 V
DC
Asymmetric configuration (67%)
475 ... 820 V
DC
635 ... 820 V
DC
Asymmetric configuration (33%)
235 ... 820 V
DC
310 ... 820 V
DC
Maximum ratio for asymmetric configuration
67/33% ; 33/67%
Maximum short circuit current in the event of a failure
24 A (12 A per string)
Maximum input current, total (DC1 / DC2)
44 A (22 A / 22 A)
44 A (22 A / 22 A)
Number of MPP trackers
Parallel inputs: 1 MPP tracker; separate inputs: 2 MPP trackers
Number of DC inputs, total (DC1 / DC2)
4 (2 / 2)
Galvanic isolation
No
Overvoltage category
2)
II
Output (AC)
RPI M15A
RPI M20A
Max. apparent power
15.75 kVA
21 kVA
Nominal apparent power
15 kVA
3)
20 kVA
3)
Nominal voltage
4)
230 ±20 % / 400 V
AC
±20 %, 3 PE or 3 N + PE
Nominal current
22 A
29 A
Maximum current
24 A
32 A
Switch-on current
150 A / 100 µs
Nominal frequency
50 / 60 Hz
Frequency range
4)
45 ... 65 Hz
Adjustable power factor
0.8 cap ... 0.8 ind
Total harmonic distortion
<3%
DC current injection
< 0.5% of nominal current
Energy consumption in night operation
<2 W
Overvoltage category
3)
III
1)
For operation with symmetric configuration (50/50 %)
2)
IEC 60664-1, IEC 62109-1
3)
For cos phi = 1 (VA = W)
4)
AC voltage and AC frequency range are programmed using the respective country regulations.
