BMW I01 Product Information page 146

I01￿High-voltage￿Components
8.￿Electric￿Heating
Functional￿wiring￿diagram￿for￿the￿electric￿heating
Index
1
2
3
4
5
6
7
8
9
10
11
12
13
14
140
Explanation
Low-voltage￿connector
Sensor￿for￿temperature￿of￿the￿printed￿circuit￿board￿of￿the￿control￿unit￿for
electric￿heating
Sensor￿for￿temperature￿of￿the￿return￿coolant
Electric￿heating￿(control￿unit)
High-voltage￿battery
Electrical￿machine￿electronics
Bidirectional￿AC/DC￿converter￿in￿the￿EME
Electrical￿machine
High-voltage￿connector￿at￿electric￿heating
Hardware￿shutdown￿in￿the￿event￿of￿excessive￿current￿in￿heater￿coil￿3
Hardware￿shutdown￿in￿the￿event￿of￿excessive￿current￿in￿heater￿coil￿2
Hardware￿shutdown￿in￿the￿event￿of￿excessive￿current￿in￿heater￿coil￿1
Electronic￿switch￿(Power￿MOSFET)￿for￿heater￿coil￿1
Electronic￿switch￿(Power￿MOSFET)￿for￿heater￿coil￿2