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Check parameters on the screen
Monitoring screen can not be operated, it is a display only. It shows the basic information of the PCS dynamically.
| CODE. | ALARM |
|---|---|
| 0 | AC overvoltage |
| 1 | AC undervolatge |
| 2 | AC overfrequency |
| 3 | AC underfrequency |
| 4 | Grid volatge imbalance |
| 5 | AC phase reversed |
| 6 | Inverter island protection |
| 7 | Grid-connected & off-grid switch error |
| 8 | Ground fault |
| 9 | Grid Phase lock fault |
| A | Internal ambient over-temperature |
| B | Grid detection timeout |
| 10 | Emergency power off |
| 11 | Monitoring parameter setting failure |
| 12 | DSP version failure |
| 13 | CPLD version failure |
| 14 | Hardware version failure |
| 15 | CAN communication failure |
| 16 | Auxiliary power failure |
| 17 | Fan failure |
| 18 | Bus voltage overvoltage |
| 19 | Bus voltage undervoltage |
| 1A | Bus voltage imbalance |
| 1C | AC relay short circuit |
| 1D | Output voltage abnormal |
| 1E | Output current imbalance |
| 1F | Radiator over temperature |
| 20 | Output overload timeout |
| 21 | Grid overvolatge sustained |
| 22 | AC soft start failed |
| 23 | Inverter start failed |
| 24 | AC relay open circuit |
| 25 | U2 communication fail |
| 26 | DC compnent of AC excess |
| 27 | Master-slave sampling abnormal |
| 28 | EE Read error 1 |
| 29 | EE Read error 2 |
| 2A | EE Read error 3 |
| 2B | Inverter overload |
| 2C | DC parameter contradictory |
| 38 | DC overvolatge |
| 39 | DC undervolatge |
| 3A | DC ground fault |
| 3B | BMS failure |
| 3C | BMS connection timeout |
| 3D | EMS connection timeout |
| 40 | DC soft start failure |
| 41 | DC relay short circuit |
| 42 | DC relay open circuit |
| 43 | DC power overload timeout |
| 44 | Bus soft start failure |
| 45 | DC quick check overcurrent |
| 48 | DC current overcurrent |
| 90 | parameter setting error |
| 91 | low energy in the off-grid state |
| 92 | Neutral line not connected |
| 93 | High bus volatge in standby mode |
| 95 | Frequency change rate excess |
| 96 | Rapid change in grid phase angle |