Battery: Mercedes B‐Class B250E “W246” - dalathegreat/Battery-Emulator GitHub Wiki
WIP
Battery info
The Mercedes B-Class B250E “W246” uses a 36 kWh lithium-ion battery manufactured by Tesla Motors. It shares many similarities with early Tesla batteries.
The battery is 84s, with an operating voltage range between ~250-350VDC
Low Voltage wiring
The battery is referred to as N82 in the wiring diagrams.
| Battery Connector | Connect to |
|---|---|
| Pin 20 CAN-H | Battery-Emulator CAN-H |
| Pin 31 CAN-L | Battery-Emulator CAN-L |
| Pin 21 CAN-H | x |
| Pin 32 CAN-L | x |
| Pin 4 Interlock | x |
| Pin 2 ?power? | x |
| Pin 11 ?? | x |
| Pin 15 ?power? | x |
| Pin 16 ?gnd? | x |
High voltage wiring :zap:
Part numbers :gear:
| Component | Part number |
|---|---|
| LV connector | 776164-5 |
| LV pins | 770520-1 |
Example integrations
Example of this battery type used in a stationary storage install