Load throwing test and solution of vehicle DC-AC board
Test product: vehicle DC-AC board
Temperature and humidity of Leimao laboratory: 26 degrees, 61%.
Test standard: Load-throwing test, which must pass ISO7637-2004 functional level B.
1. The requirements for testing products and standards are as follows:
|
ISO7637-TP5A |
Us(V) |
Ri(Ω) |
Td(ms) |
INVT(S) |
COUNT(C) |
|
24V |
174 |
2 |
200 |
60 |
1 |
|
24V |
174 |
2 |
200 |
60 |
2 |
2. Lei Mao adopts circuit protection scheme (WeChat scanning applet QR code can see more protection schemes):
3. Test photos and result data records:
|
Select the model |
ISO7637-TP5A |
Us(V) |
Ri(Ω) |
Td(ms) |
INVT(S) |
COUNT(C) |
RESULT |
|
P8S33CA |
24V |
174 |
2 |
200 |
60 |
1 |
normal |
|
P8S33CA |
24V |
174 |
2 |
200 |
60 |
2 |
normal |
Note: selecting Leimao P8S33CA can pass 2 ω 200ms for 3 times;
Lei Mao is familiar with automobile standards and has a full set of 7637 test equipment for customers to test for free. Please feel free to contact Hu Gong at 18016225001.