Steca coolcept StecaGrid 1800, Инструкция по установке и эксплуатации

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Selection of the measurements
Selection of the measurements to be shown in the status display.
The following measurements can be selected:
n
Output power
: output power of the inverter 1)
n
Current day yield
: day yield since 0:00
n
PV voltage
: the voltage supplied by the solar modules
n
PV current
: the current supplied by the solar modules
n
Grid voltage 1)
n Grid current
: the current fed into the mains grid
n Grid frequency
n
Internal temp.
: the internal temperature of the inverter
n Derating
: cause for derating 2)
n Max. daily power
: the maximum power supplied in the cur-
rent day
3)
n
Abs. max. power
: the maximum power ever fed into the
grid 3)
n
Max. daily yield
: the maximum daily yield achieved 3)
n
Operating hours
: The operating hours during which the
device has been connected to the grid (including nighttime
hours).
n Total yield
: yield since commissioning
n CO
2
saving
: CO
2
savings achieved since commissioning
1) Measurement is always displayed (cannot be switched off)
2) Possible causes:
n
Internal temperature too high
n
User default
Power limiter
n
Frequency too high
n
Controlled by grid operator (feed-in management)
n
Delayed increase in power after starting
3)
Can be reset to 0 via
Settings
▶
Reset max. vals.
Acoustic alarm
An acoustic alarm sounds (approx. 4.5 kHz) when an event message
is displayed.
n
2 tones: warning
n
3 tones: error
The acoustic alarm is switched off with the factory default settings.
GB
747.431 | Z08 | 2014-01-31 92