Fault — the inverter cuts its output and the red LED stays solid until the fault is cleared.
Also applies to:Axpert MAX II TWIN 8KWAxpert MAX II TWIN 11KWAxpert MAX II TWIN 12KWAxpert MAX II Duplex 8KW+50
Battery voltage is too high
Cause: Battery is over-charged.
Return to repair center.
Source: Voltronic manual, p.47
BUS soft start time out — Fault code 03 shown on the display with the fault icon on: BUS soft start time out.
Cause: BUS soft start time out.
Source: Voltronic manual, p.52
Also applies to:InfiniSolar 15KWInfiniSolar Super 4KWInfiniSolar Plus 5KWInfiniSolar TX-PA 30KW
BUS soft start time out — Fault code 03 shown on the display with the fault icon on: BUS soft start time out.
Cause: Internal components failed.
Please contact your installer.
Source: Voltronic manual, p.50
DC bus voltage soft-start is time-out — Fault code 03 shown on the display with the fault icon on: DC bus voltage soft-start is time-out.
Cause: DC bus voltage soft-start is time-out.
Source: Voltronic manual, p.43
Also applies to:InfiniSolar 2KWInfiniSolar 3KW
DC bust voltage soft-start is time-out — Fault code 03 shown on the display with the fault icon on: DC bust voltage soft-start is time-out.
Cause: DC bust voltage soft-start is time-out.
Source: Voltronic manual, p.46
Output current is abnormal — Fault code 03 shown on the display with the fault icon on: Output current is abnormal..
Cause: Output current is abnormal.
Source: Voltronic manual, p.20
DC bus voltage soft-start is timeout — Fault code 03 shown on the display with the fault icon on: DC bus voltage soft-start is timeout..
Cause: DC bus voltage soft-start is timeout.
Source: Voltronic manual, p.68
Also applies to:Galleon II 6KGalleon II 10KGalleon III 1KGalleon III 2K+10
Bus under — Fault code 03 shown on the display; the UPS has detected a fault condition: Bus under.
Cause: Bus under.
Source: Voltronic manual, p.29
Also applies to:Galleon X9 6K RTGalleon X9 10K RT
Bus Under — Fault code 03 shown on the display; the UPS has detected a fault condition: Bus Under.
Cause: The internal converter failed, so the DC bus voltage is too low.
Contact the dealer to repair.
Source: Voltronic manual, p.28
Also applies to:Giant Elite 3P/3P 10K-40KVA
Overload fault — Fault code 03 shown on the display; the UPS has detected a fault condition: Overload fault.
Cause: Overload fault.
Source: Voltronic manual, p.41
Price incl. VATAED 917
Price incl. VATAED 1,482
Price incl. VATAED 1,585
Price incl. VATAED 1,438
Price incl. VATAED 1,395
Price incl. VATAED 844
It depends on the model — 48 devices use code 03. On the Axpert MAX II TWIN it means: Battery voltage is too high. The card for each model on this page gives its exact meaning and fix.
03 is a fault code: the inverter cuts its output and the red LED stays solid until it is cleared.
Return to repair center. The exact steps for each affected model are listed on this page.
03 is in the "Fault" class on the Axpert MAX II TWIN: 29 of the 38 codes documented for it.
All Axpert MAX II TWIN codes All Axpert MAX II Duplex codes All Axpert MAX II codes All Axpert MAX TWIN codes All Axpert MAX E TWIN codes All Axpert MAX E Duplex codes All Axpert MAX codes All Axpert KING II TWIN codes All Axpert KING codes All Axpert MKS IV TWIN codes All Axpert MKS IV codes All Axpert MKS III TWIN codes All Axpert MKS II codes All Axpert VM II codes All Axpert VM II (PF1) codes All Axpert VM III codes All Axpert VM IV TWIN (VM4 TWIN) codes All Axpert KS codes All Axpert V (PF1) codes All Axpert WP TWIN codes All Axpert 3KP/5KP 24V codes All InfiniSolar V II codes All InfiniSolar V II 1.5KW codes All InfiniSolar V II 6KW (Split Phase) codes All InfiniSolar V II WP codes All InfiniSolar V codes All ESS-A510 codes All Galleon One 5KL 48V codes
03 is in the "Fault" class on the InfiniSolar WP LV 12KW Premium: 16 of the 35 codes documented for it.
03 is in the "Fault" class on the InfiniSolar 10KW: 23 of the 40 codes documented for it.
All InfiniSolar 10KW codes All InfiniSolar 15KW codes All InfiniSolar Super 4KW codes All InfiniSolar Plus 5KW codes All InfiniSolar TX-PA 30KW codes
03 is in the "Fault" class on the InfiniSolar E 5.5KW: 29 of the 34 codes documented for it.
03 is in the "Fault" class on the InfiniSolar 2KW/3KW: 29 of the 29 codes documented for it.
03 is in the "Fault" class on the DC Converter 3KW: 9 of the 15 codes documented for it.
Compiled from official Voltronic user manuals. Always consult your device manual and a qualified technician before performing repairs.