48
Measured values system
The measured values of the Compact Station are displayed in the "System" menu:
Measured value
Description
Unit
Vdc
DC input voltage (only with single-tracking)
V
Idc
DC input current (only with single-tracking)
A
Vac (L1L2, L2L3, L3L1)
Mains voltage (phase to phase)
V
Iac (L1, L2, L3)
AC input current (per phase)
A
Pac
Active feed power
kW
Q
Reactive power (+: overexcited / −: underexcited)
kVar
s
Apparent output power
kVA
Cos
φ
Power factor (OEX: overexcited / UEX: underexcited)
-
Frequency
Mains frequency
Hz
Temperature
Maximum temperature
°C
Measured values of power unit (1 to 6)
Measured value
Description
Unit
Vdc
DC input voltage
V
Pdc
Input power
kW
Temperature
Maximum temperature
°C
Fan
Operating condition of fans (on/off)
-
Status
Operating status of the power unit (on/off/error)
-
Note
The inverter measured values are not suitable for billing purposes or calcula-
ting the efficiency. The measuring error may amount to up to ±5% depending
on the measured value. Only the measured values of a calibrated electricity
meter are decisive for billing purposes.
Measured values only to be displayed with MaxTalk service software:
Measured value
Description
Prel
Relative output (Prel = (Pac/Pinst tot) x 100%)
Vsym
Voltage of the PV generator to ground potential
(DC+ and DC- to ground)
Vsym AC
Effective value of the AC voltage share of the DC symmetry voltage
Ief
Earth fault current