Figure 2
Example of test set-up for closed loop method - Injection on LV (or HV or AC) lines for ESAs with shielded power supply systems and inverter/charger device (dimensions in millimetres)
Legend:
1 ESA
2 ground plane
3 low relative permittivity support (er ≤ 1,4); thickness 50 mm
4 ground straps
5 LV harness
6 HV lines (HV+, HV-)
7 LV load simulator
8 impedance matching network (optional) (see ISO 11452-1)
9 LV AN
10 HV AN
11 LV supply lines
12 HV supply lines
13 LV power supply 12 V / 24 V / 48 V (should be placed on the bench)
14 additional shielded box 28 injection probe
15 HV power supply (should be shielded if placed inside ALSE)
16 power line filter
17 fibre optic feed through
18 bulk head connector
19 stimulating and monitoring system
20 measuring probe
21 high frequency equipment (generator, amplifier and spectrum analyser)
22 optical fibre
23 50 ⦠load
24 AC lines
25 AMN for AC power mains
26 AC charging load simulator
27 AC power mains
|