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Tm4 Sumo™ LD
Motor/Inverter System
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About
Dana TM4 SUMO LD are electric motor and inverter systems designed for compact, high‑speed applications.
They are 3‑phase permanent‑magnet motors with a matching inverter, optimized for e‑axles and geared drivetrains.
Light Commercial
Light FLatbed
Tractor
Dump truck
Box truck
Coach bus
Heavy-Duty Flatbed
City bus
Features & benefits
Peak power
Up to 250 kW
Peak torque
Up to 1200 Nm
Max operating speed
8600 RPM
High torque/low speed permanent magnet motor and inverter combinations
Designed to interface directly with standard axles (no gearbox required)
Details
Standards
System protection: IP67 / IP6K9K
Automotive components: AEC-Q100 / AEC-Q101 / AEC-Q200
Electromagnetic compatibility EMC: Main automotive international standards
Shock and vibration standards: GMW3172 Sprung masses
Max coolant inlet temperature: 65°C
Coolant type: 40/60 water-glycol
Motor features
3-phase permanent magnet motor with high torque and power density
Variable switching frequency and EMI filter in the inverter
Low electro-magnetic audible noise
Low-cogging and ripple torque for better NVH
Four-quadrant operation
Latest system Features [NEW]
Voltage increase: 750 V to 800 V
Quick Connect with HVIL for safe and easy installation or maintenance
Increased performances range
INverter Features
3-phase high-voltage inverter
Variable switching frequency
Reflex™ gate driver technology for high power and current densities
EMI Filter
Best-in-class power density
High efficiency
Technical Drawing - SUMO LD HV1200
Technical Drawing - SUMO LD HV1200
Technical Drawing - SUMO LD HV1200
| System | Inverter | Peak power | Continuous power | Peak torque | Continous torque | Max Operating speed | Range |
|---|---|---|---|---|---|---|---|
| SUMO LD HV800-3P | CO150 | 235 kW | 135 kW | 950 Nm | 420 Nm | 8600 RPM | 300-800 Vdc |
| SUMO LD HV1150-3P* | CO205 | 375 kW | 195 kW | 1235 Nm | 445 Nm | 9200 RPM | 200-900 Vdc |
| SUMO LD HV1200-3P | CO150 | 175 kW | 95 kW | 1200 Nm | 400 Nm | 4500 RPM | 350-800 Vdc |
| SUMO LD HV1200-3P | CO150 | 215 kW | 100 kW | 1200 Nm | 400 Nm | 4500 RPM | 350-800 Vdc |
650 Vdc, 45°C / *650 Vdc, 65°C
Specifications are subject to change
Talk to engineers who’ve been here before
If you’re responsible for an EV program and want to reduce uncertainty before it becomes risk, let’s talk.
We’ll review your system reality and outline a clear, feasible next step.
Talk to our engineers
