Tesla Model 3 Rear Drive Unit: Difference between revisions
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== Power Figures == | |||
Taken from tesla: | |||
==== RWD Variant ==== | |||
Voltage: 350v | |||
Max Power: 239 KW @ 5525 rpm | |||
Max Torque: 420 nm @ 325-5200 rpm | |||
==== AWD Variant ==== | |||
Voltage: 335v | |||
Max Power: 203 KW @ 6700 rpm | |||
Max Torque: 330 nm @ 325-5200 rpm | |||
==== Performance Variant ==== | |||
Voltage: 320v | |||
Max Power: 219 KW @ 5075 rpm | |||
Max Torque: 420 nm @ 325-4800 rpm | |||
== Mechanical Specification == | == Mechanical Specification == | ||
Revision as of 13:55, 10 November 2023
External Documentation
Tesla Model 3 Rear Drive Unit Hacking (forum thread)
https://github.com/damienmaguire/Tesla-Model-3-Drive-Unit (Hardware and reverse engineering details)
https://github.com/jsphuebner/stm32-sine/tree/tesla-m3-gate-driver (STM32 "modboard" firmware dev. branch)
Part Numbers
| Part Number | Description | Max Current | Cars |
|---|---|---|---|
| 1120970-00-F | (ASY,M3,3DU,REAR,IGBT) - original RWD and/or "binned" Perf | 800A | Model 3 |
| 1120980-00-G | (ASY,M3,REAR 3DU,MOSFET,GLOBAL) - early AWD motor | 800A | Model 3 / Model Y |
| 1120990-00-G | (ASY,M3,REAR,MOSFET-LC,GLOBAL) - newer AWD motor | 600A | Model 3 / Model Y |
| 1120990-00-H | (ASY,M3,REAR,MOSFET-LC,GLOBAL) - newer AWD motor 2021 with few hints on it's actual existence ([2]) | ???A | Model 3 / Model Y |
| 1120990-00-J | (ASY,M3,REAR,MOSFET-LC,GLOBAL) - current (Jan 2022) AWD (EPC [3]) | ???A | Model 3 / Model Y |
| 1521365-00-B | (ASY, REMAN, 3DU-Rear 800 MOSFET) - Remanufactured 1120980-00-G | 800A | Model 3 / Model Y |
| 1521487-00-A | (ASY, REMAN, 3DU-REAR 630 MOSFET) - Remanufactured 1120990-00-G | 600A | Model 3 / Model Y |
[1] Details from https://www.reddit.com/r/teslamotors/comments/ioat3d/rear_motor_efficiency_improvements_980_vs_990/.
[2] https://www.ebay.de/itm/185026392386
[3] https://epc.tesla.com/en/catalogs/138/categories/10030/subcategories/42427
Connectors and Pinouts
| Label | Description | Pins | Compatible Plugs | Link |
|---|---|---|---|---|
| X090 | Inverter connector | 30 | Toyota 90980-12712 (Sumitomo 6189-6987) | |
| ? | Rotor Shaft Resolver | 10 (8 connected) | TE Connectivity 1-2282337-1 | |
| ? | Oil Pump | 3 | TE Connectivity 1-1718644-1 | |
| ? | HV connector | 2 | TE Connectivity HC-STAK 90° 2840900-1 | TE Product Application |
Power Figures
Taken from tesla:
RWD Variant
Voltage: 350v
Max Power: 239 KW @ 5525 rpm
Max Torque: 420 nm @ 325-5200 rpm
AWD Variant
Voltage: 335v
Max Power: 203 KW @ 6700 rpm
Max Torque: 330 nm @ 325-5200 rpm
Performance Variant
Voltage: 320v
Max Power: 219 KW @ 5075 rpm
Max Torque: 420 nm @ 325-4800 rpm
Mechanical Specification
Max rotor speed: 18,447 rpm
Input shaft gear: 31 teeth
Counter shaft input: 81 teeth
Counter shaft output: 24 teeth
Ring gear: 83 teeth
Gearbox Ratio: (81/31) * (83/24) = 9.036
Details from https://www.youtube.com/watch?v=SRUrB7ruh-8.
Inverter Components
Details from https://www.youtube.com/watch?v=l6dV2re3rtM. [Category:Gearbox]]