6-18
SMA America
SB700U-11:SE3207
Measuring Channels and Messages
The communication options support a number of measuring channels and messages
from the Sunny Boy inverters.
The following abbreviations are used:
BFR Betriebsführungsrechner (Sequential Control System)
SRR Stromregelungsrechner (Current Control System)
Measuring Channels
Vpv:
PV input voltage
Vpv Setpoint:
desired input voltage of the Vpv-control
Iac:
current to the grid
Vac:
grid voltage
Fac:
grid frequency
Pac:
power fed to grid
Vpv-PE:
PV-voltage to earth (for troubleshooting PV ground faults)
Temperature:
Temperature measured at IGBT module
Ipv:
current from PV-panels
Max. Temperature: Max. temperature measured at IGBT module
Max. Vpv:
Max. PV input voltage
I-dif:
Error current
E-Total (E-total):
total energy yield
h-Total (h-total):
total operation hours
h-on:
h-on indicates how long sufficient DC voltage has been applied
to the Sunny Boy and the Sunny Boy has been active including
the time it was not able to feed to the utility with respect to too
low voltage or operation in stop mode.
Power On:
total system start ups
Event-Cnt:
Event counter
Содержание Sunny Boy SB 700U
Страница 1: ...Sunny Boy SB 700U Installation Guide Version 1 1 SB700U 11 SE3207 TBE SB07U...
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Страница 21: ...SB700U 11 SE3207 SMA America 3 5 Wall Mounting Bracket Figure 3 3 Dimensions of the wall mounting bracket...
Страница 24: ...3 8 SMA America SB700U 11 SE3207 11 Verify that the Sunny Boy 700U is firmly mounted in place...
Страница 38: ...4 14 SMA America SB700U 11 SE3207 Figure 4 7 Online String Configuration Calculator at www sma america com...
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Страница 50: ...6 2 SMA America SB700U 11 SE3207 Figure 6 1 The Sunny Boy LED Status Indicator...
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