Components; Battery - BMW i3 Technical Training Manual

I01￿General￿Vehicle￿Electronics
2.￿Voltage￿Supply
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2.3.￿Components
The￿voltage￿supply￿of￿the￿I01￿comprises￿the￿following￿components:
• 12 V￿battery
• Intelligent￿battery￿sensor￿(IBS)
• Safety￿battery￿terminal￿(SBK)
• Integrated￿supply￿module￿(only￿for￿vehicles￿with￿range￿extender)
• Power￿distribution￿box,￿front
• Power￿distribution￿box,￿passenger￿compartment
• DC/DC￿converter￿in￿the￿electrical￿machine￿electronics￿for￿supplying￿the￿12 V￿vehicle￿electrical
system￿with￿power
• Ground￿connections.
2.3.1.￿Battery
For￿the￿voltage￿supply￿of￿the￿12 V￿vehicle￿electrical￿system￿a￿20￿Ah￿AGM￿battery￿is￿used.
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Explanation
Electronic￿Power￿Steering
Electric￿fan
Fuses￿in￿the￿power￿distribution￿box￿at￿the￿front
Relay￿for￿electric￿fan
Dynamic￿Stability￿Control
Safety￿battery￿terminal
12 V￿battery
Intelligent￿battery￿sensor
Body￿Domain￿Controller
Fuses￿in￿the￿Body￿Domain￿Controller
Crash￿Safety￿Module
Fuses￿in￿the￿power￿distribution￿box￿in￿the￿passenger￿compartment
Electrical￿machine￿electronics
Integrated￿supply￿module￿(only￿for￿vehicles￿with￿range￿extender)
Battery￿management￿electronics
Blower￿motor
Electrical￿Digital￿Motor￿Electronics