4.3.1.1 High Voltage Interlock Loop (HVIL) - Exemplary connection
The HVIL
• is led as signal loop through all components of the HV system.
• is a leading contact in the corresponding connectors (pilot contact).
•
switches off the contactors of the HV battery when the signal loop is interrupted.
• =>
„3.2.3 Electrical data High Voltage Interlock Loop (HVIL)“
+
+
+
T6
APD
X3A
X1A
Interlock
Other
HVIL
HV-Battery
HV-DC
Figure 21:
Example of a HVIL wiring
4.3.1.2 Protective earth
The protective earth (PE) serves for electrical safety particularly personal protection in
error case. The connection cable of the protective earth should be as short as possible.
It is recommended to use a metal-powder tape.
Name
function
Cross-section
Tightening torque
Protective earth
connection
Self-locking nut M6
for ring crimp con-
nector
6 Nm ± 0.3 Nm
Figure 22: Protective earth
61
CONNECTION Of THE POWER UNIT
Summary of Contents for COMBIVERT T6APD
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