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Fault codes › Solis › Solis S6-EH2P(9.6-16)K-SV-YD-L-US

Solis S6-EH2P PV ISO-PRO01

Code
PV ISO-PRO01
Shown as
PV negative ground fault
Page
96
ID
fc:solis-s6-eh2p-l-us-pvisopro01
IRI
https://solarlattice.org/kb/fc/solis-s6-eh2p-l-us-pvisopro01
Status
active
Also known as
PV ISO-PRO01, pvisopro01, Solis PV ISO-PRO01, PV negative ground fault
Category
Inverters
Class fault verified · fact
Production not stated
Clears not stated

Decoded

Reports ground fault alarm or trip; may indicate loss of electrical insulation; look at PV array, DC cable; confirm with visual inspection; do: DC wiring check.

What can be behind Ground fault alarm or trip

Failure modes that present as the reported condition, and the tests that tell them apart.

Defined in

The manufacturer's own cause and corrective text is not reproduced here.

Same condition on other equipment

ABB / FIMER
ABB / FIMER PVS-166-175-TL E018, ABB / FIMER PVS-60-TL E018, ABB / FIMER TRIO-20.0-27.6-TL E018, ABB / FIMER UNO-DM-3.3-5.0-PLUS E018, ABB / FIMER UNO-DM-6.0-PLUS E018
CPS
CPS SCA50-100K-T PFault0040, CPS SCA50-100K-T Protect0200
Enphase
Enphase M215-M250 GFI Tripped
Fronius
Fronius Galvo 475, Fronius Primo 475, Fronius Symo 475
Huawei
Huawei SUN2000-100KTL-USH0 2031
SMA
SMA SB-US-40 3501, SMA SB-US-40 3601, SMA SB-US-40 3701, SMA SB-US-41 3501, SMA SB-US-41 3601, SMA SB-US-41 3701, SMA SBSE-US-50 3501, SMA SBSE-US-50 3601, SMA SBSE-US-50 3701, SMA PEAK3-US 3501, SMA PEAK3-US 3601, SMA PEAK3-US 3701, SMA CORE1-US 3501, SMA CORE1-US 3701, SMA STP-TL-US 3501, SMA STP-TL-US 3601, SMA STP-TL-US 3701, SMA STP-X-US 3501, SMA STP-X-US 3601, SMA STP-X-US 3701, SMA SC-CP-XT 3501, SMA SC-CP-XT 3502, SMA SC-CP-XT 3507, SMA SC-CP-XT 3512, SMA SC-CP-XT 3515, SMA SC-CP-XT 3601, SMA SC-CP-XT 6487
Schneider Electric
Schneider Electric CL125 033
Solis
Solis S6-EH2P PV ISO-PRO02, Solis S6-EH3P30-60K PV ISO-PRO01, Solis S6-EH3P30-60K PV ISO-PRO02, Solis S6-EH3P75-150K PV ISO-PRO01, Solis S6-EH3P75-150K PV ISO-PRO02
Sungrow
Sungrow SG200HX 1600-1615, Sungrow SG200HX 1632-1655, Sungrow SG250HX 1600-1615, Sungrow SG250HX 1632-1655, Sungrow SG350HX 1600-1615, Sungrow SG350HX 1632-1655
Yaskawa Solectria
Yaskawa Solectria SGI-XTM DC GND Fault, Yaskawa Solectria SGI-XTM RCM Fault, Yaskawa Solectria XGI-1500-1MW CRIT-7, Yaskawa Solectria XGI-1500 CRIT-7, Yaskawa Solectria XGI-1500-DCG CRIT-7

Same code in other families

Claims

defined_in

c1 drafted · lead Solis_manual_S6-EH2P(9.6-16)K-SV-YD-L-US_V2.7_20260305

reports

c2 drafted · lead Ground fault alarm or trip

Negative pole to ground.

indicates

c3 drafted · lead Loss of electrical insulation

affects

c4 drafted · lead PV array

c5 drafted · lead DC cable

detected_by

c6 drafted · lead Visual inspection

Inspect PV cable for damage.

mitigated_by

c7 drafted · lead DC wiring check

has_event_class

c8 verified · fact Fault (device stops or needs intervention)

verified by: review-workflowverified on: 2026-10-23review note: support check: partial - Described as a 'PV negative ground fault' but the row doesn't state device behavior (stop/trip), though a fault is implied.

applies_to

c9 drafted · lead Solis S6-EH2P(9.6-16)K-SV-YD-L-US

Data