H
Hannah BradleySep 12, 2025
What does 'Lost Com.HM Err' mean on my SAJ H1-6K-S2 Inverter?
- SSarah OconnellSep 12, 2025
The 'Lost Com.HM Err' on your SAJ Inverter indicates that the display board communication is lost.

What does 'Lost Com.HM Err' mean on my SAJ H1-6K-S2 Inverter?
The 'Lost Com.HM Err' on your SAJ Inverter indicates that the display board communication is lost.
What does 'Lost Com.MS Err' mean on my SAJ Inverter?
The 'Lost Com.MS Err' on your SAJ Inverter indicates interior communication problems.
What does 'Temp.Low Err' mean on SAJ Inverter?
If your SAJ Inverter displays 'Temp.Low Err', this indicates a low temperature issue.
What does 'Bus Volt.Low Err' mean on my SAJ H1-6K-S2?
The 'Bus Volt.Low Err' on your SAJ Inverter indicates an under bus voltage condition.
What does 'GFCI Device Err' mean on my SAJ H1-6K-S2?
If your SAJ Inverter displays 'GFCI Device Err', this refers to a GFCI Devices Error.
What does 'Inv Short Err' mean on my SAJ Inverter?
If your SAJ Inverter displays 'Inv Short Err', it signifies an inverter short circuit error.
What does 'HWBus Volt.High Err' mean on my SAJ Inverter?
The 'HWBus Volt.High Err' on your SAJ Inverter indicates a bus hardware over-voltage situation.
What does 'Bat Input Short Err' mean on my SAJ Inverter?
The 'Bat Input Short Err' on your SAJ Inverter suggests a battery input short circuit.
What does 'HWPV2 Curr.High Err' mean on my SAJ H1-6K-S2 Inverter?
The 'HWPV2 Curr.High Err' error on your SAJ Inverter indicates PV2 hardware over-current.
What does 'HWPV1 Curr.High Err' mean on my SAJ H1-6K-S2?
The 'HWPV1 Curr.High Err' error on your SAJ Inverter indicates PV1 hardware over-current.
| Number of MPP Trackers | 2 |
|---|---|
| THDi | < 3% |
| European Efficiency | 97.5% |
| Protection Degree | IP65 |
| Cooling Method | Natural convection |
| Rated Power | 6 kW |
| Rated AC Output Power | 6 kW |
| Rated AC Voltage | 230 V |
| AC Voltage Range | 180 V - 280 V |
| Rated Grid Frequency | 50 Hz / 60 Hz |
| DC Switch | Yes |
| Operating Temperature Range | -25°C to 60°C |
| Communication | WiFi |
| Operating Temperature | -25°C to 60°C |
| Humidity | 0-100% |
Explains hazard symbols (Danger, Warning, Caution, Notice) and their meanings.
Lists critical safety warnings related to electrical shock, high voltage, and environmental conditions.
Provides comprehensive technical specifications, including input/output data and protection features.
Outlines essential safety precautions to be followed before and during inverter installation.
Emphasizes safety protocols for technicians performing electrical connections on live equipment.
Guides users through initial system configuration, time setting, and country selection.
Lists and explains fault codes and types for the master device.
Lists and explains fault codes and types for slave devices.
Lists and explains fault codes and types for the display board.