40
A05:
Temp
1. The ambient temp. is over
60℃
2. Detection circuit malfunction
1. Check the installation ambient and
environment
2. Check the detection circuit inside the
inverter
A06: Inside
NTC Circuit
Fail
1. Ambient temp. >100℃ or
<-24℃
2. Detection circuit malfunction
1. Check the installation ambient and
environment
2. Check the detection circuit inside the
inverter
NTC1 Fail
1. Boost heat sink temp.
>100℃ or <-24℃
2. Detection circuit
malfunction
1. Check the installation ambient and
environment
2. Check the detection circuit inside the
inverter.
NTC2 Fail
1. Inverter heat sink temp.
>100℃ or <-24℃
2. Detection circuit malfunction
1. Check the installation ambient and
environment
2. Check the detection circuit inside the
inverter
A15:DSP ADC
Vgrid/Iout Fail
1. Auxiliary power circuitry
malfunction
2. Detection circuit malfunction
1. Check the auxiliary circuitry inside the
inverter
2. Check the detection circuit inside the
inverter
A16:DSP ADC
Vin/Vbus Fail
1. Auxiliary power circuitry
malfunction
2. Detection circuit malfunction
1. Check the auxiliary circuitry inside the
inverter
2. Check the detection circuit inside the
inverter
A17:DSP ADC
Iin/Iboost Fail
1. Auxiliary power circuitry
malfunction
2. Detection circuit malfunction
1. Check the auxiliary circuitry inside the
inverter
2. Check the detection circuit inside the
inverter
Vgrid Fail
1. Auxiliary power circuitry
malfunction
2. Detection circuit malfunction
1. Check the auxiliary circuitry inside the
inverter
2. Check the detection circuit inside the
inverter
A19:DSP ADC
Iout_dc Fail
1. Auxiliary power circuitry
malfunction
2. Detection circuit malfunction
1. Check the auxiliary circuitry inside the
inverter
2. Check the detection circuit inside the
inverter
A20:
Efficiency
1. The calibration is incorrect
2. Current feedback circuit is
1. Check the accuracy of current and power
2. Check the current feedback circuit inside
Comments to this Manuals