No. |
Item |
Inspection Area |
Test result |
Content |
1 |
Structure inspection |
The whole machine |
Pass |
1) The nameplate mark is in accordance with the standard provisions;
2) The structure size is in accordance with the drawings and standards. |
2 |
Temperature test |
Shell, gasket, joint, single core cable joint potting part |
Pass |
The maximum surface temperatures of the sample shell, gasket, joints, and single-core cable joint potting parts were 63.5°C, 62.4°C, 106.6°C, and 106.1°C, respectively.
Note 1: The cross-sectional area of the test cable is 300mm2. |
3 |
Heat-resistant hardy test |
Gasket, cement and single core cable joint potting part |
Pass |
The sample was placed in an environment with a relative humidity of 90% and a temperature of 90°C for 14 days, and was placed in an environment of 127.0°C for 14 days, then placed at room temperature for 24 hours, and then placed in an environment with a temperature of 30°C for 24 hours, and sealed after the test. There was no obvious change in the sealing part of the mat, glue and single-core cable joint. |
4 |
Protest against the impact test |
Shell |
Pass |
The shell withstands the impact energy generated by the test object with a mass of 1.0kg falling vertically from a height of 0.7m, and the result is no damaged. |
5 |
Insulation dielectric strength test |
relatively |
Pass |
1. Test voltage: 21000V;
2. Test time: 60s;
3. Test results: no breakdown, arcing, flashover phenomenon. |
6 |
Enclosure protection class (IP) test |
The whole machine |
Pass |
Level 4 waterproof test: use a pendulum pipe water spray test device with a total flow of 4.3L/min and a test time of 10min. After the test, check that there is no water in the sample. The interior is completely filled with no cavities, meeting the requirements of class 5 dustproof. |
7 |
Introduce the device clamp test |
introduction device |
Pass |
A tensile force of 720M was applied to the cable with a diameter of 36.0mm for 6 hours, and there was no displacement. |
8 |
Surface resistance measurement |
The sample piece |
Pass |
Surface resistance value is 6.58 x 108Ω. |