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Sunny Island
be protected against harmful conditions and emergency operation can
be made as efficient as possible.
13.4 Three-Phase PV Island Grid with Generator
PV Modules
Sunny Boy
Sunny Island
Batteries
V
60 V
nom
Fig. 13.3: Sunny Islands with PV and generator (three-phase)
Necessary configuration
The installer has to set the parameters of the Sunny Island listed in Table 13.4. The
values are of course only examples. The generator forms the grid and is assumed to
be of type 2. A current and voltage measurement for the generator should be in-
stalled. See chapter 3.4.5 for details.
Parameter
Configuration
501_Cbatnom
350 Ah
502_Bat Type
Lead acid
503_Ubat nom
60.0 V
506_acid density
1.24 kg/l
401_Phase Mode
3Phs_Mstr1Set
402_Uconv nom
230.0 V
403_Fconv nom
50.00 Hz
BWRI33-12:EE
Installation & Operating Instructions
Generator
SG
3 ~ / 400 V 50 Hz/60 Hz
9.9 kW
Description
Nominal capacity of the battery (as stated by manufacturer)
Depending on type (gel, fleece or liquid)
Nominal battery voltage
Nominal acid density of electrolyte
Three-phase operation, define one inverter as master 3-phase
master L1, the other ones as slaves 3-phase slaves L1 and L2
Nominal voltage AC (RUN_U)
Nominal frequency AC (RUN_U)
- 128 -
Consumers
SMA Regelsysteme GmbH
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