| 3 | DC charger | 2 | Input undervoltage protection | Inspection and test specifications for electric vehicle charging equipment. Part 1:off-board charger NB/T 33008.1-2018 5.4.2 |
| 3 | Output overvoltage protection | Inspection and test specifications for electric vehicle charging equipment. Part 1:off-board charger NB/T 33008.1-2018 5.4.3 |
| 4 | Output short circuit protection | Inspection and test specifications for electric vehicle charging equipment. Part 1:off-board charger NB/T 33008.1-2018 5.4.4 |
| 5 | Clearance and creepage distance | Inspection and test specifications for electric vehicle charging equipment. Part 1:off-board charger NB/T 33008.1-2018 5.9 |
| 6 | Insulation resistance | Inspection and test specifications for electric vehicle charging equipment. Part 1:off-board charger NB/T 33008.1-2018 5.10.1 |
| 7 | Dielectric Strength | Low-voltage switchgear and controlgear assemblies?Part 1: Type-tested and partially type-tested assemblies GB7251.1-2013 10.9.4 |
| Inspection and test specifications for electric vehicle charging equipment. Part 1:off-board charger NB/T 33008.1-2018 5.10.2 |
| 8 | Impact Pressure Verification | Inspection and test specifications for electric vehicle charging equipment. Part 1:off-board charger NB/T 33008.1-2018 5.10.3 |
| 9 | Stabilizing precision | Inspection and test specifications for electric vehicle charging equipment. Part 1:off-board charger NB/T 33008.1-2018 5.12.5 |
| 10 | Voltage regulation | Inspection and test specifications for electric vehicle charging equipment. Part 1:off-board charger NB/T 33008.1-2018 5.12.6 |
| 11 | Voltage ripple factor | Inspection and test specifications for electric vehicle charging equipment. Part 1:off-board charger NB/T 33008.1-2018 5.12.7 |
| 12 | Setting error of output current | Inspection and test specifications for electric vehicle charging equipment. Part 1:off-board charger NB/T 33008.1-2018 5.12.9 |
| 13 | Output voltage setting error | Inspection and test specifications for electric vehicle charging equipment. Part 1:off-board charger NB/T 33008.1-2018 5.12.10 |
| 14 | Pressure limiting characteristic | Inspection and test specifications for electric vehicle charging equipment. Part 1:off-board charger NB/T 33008.1-2018 5.12.11 |
| 15 | Flow limiting characteristic | Inspection and test specifications for electric vehicle charging equipment. Part 1:off-board charger NB/T 33008.1-2018 5.12.12 |
| 16 | Efficiency | Inspection and test specifications for electric vehicle charging equipment. Part 1:off-board charger NB/T 33008.1-2018 5.12.19 |
| 17 | Power factor | Inspection and test specifications for electric vehicle charging equipment. Part 1:off-board charger NB/T 33008.1-2018 5.12.20 |
| 18 | appearance inspection | Inspection and test specifications for electric vehicle charging equipment. Part 1:off-board charger NB/T 33008.1-2018 5.2.1 |
| 19 | mark inspection | Inspection and test specifications for electric vehicle charging equipment. Part 1:off-board charger NB/T 33008.1-2018 5.2.2 |
| 20 | basic composition check | Inspection and test specifications for electric vehicle charging equipment. Part 1:off-board charger NB/T 33008.1-2018 5.2.3 |
