JJE 4-speed E-powertrain System Assembly

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Electric Drive Module

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Parameters

JJE

4-speed E-powertrain System Assembly

Key Features

System peak output torque: up to 20,000 Nm
System peak output power: up to 500 kW
Peak output speed: up to 3,300 rpm
System efficiency: up to 95%
EMAT Gear ratio: 9.28/4.46/2.08/1
Highly Comfortable: Power interruption time <1 s

Key Advantages

Heavy-duty automatic transmission for new energy, high torque and high power
Integrated design, compact size and low weight
With direct gear, high transmission efficiency
Low noise, smooth shifting and maintenance-free
Anti-silt / Anti-condensation design

Application

JJE 4 speed Automatic Transmission is suitable for heavy commercial vehicles, dump trucks, tractors and other pure electric and hybrid vehicles

Motor Features

Permanent magnet synchronous motor
High torque and power density, optional high-power dual motors
High efficiency. Dual motor system has a wide range of high efficiency zone
Low electromagnetic noise and low NVH
Small cogging torque and torque ripple
Unique lifetime maintenance-free shaft seal technology

EMAT Features

Coaxial design of output shaft and motor
Highly Comfortable: No power loser or interrupt feels
Splash lubrication and external cooling
No oil pump design, low power consumption
Optional power take off
Transmission efficiency up to 98.5%
Suitable for pure electric and hybrid vehicles

Optional motor parameters

Motor	Peak Power	Continuous Power	Peak Torque	Continuous Torque	Maximum Speed	System Weight
SD365_1,700Nm	250 kW	175 kW	1,700 Nm	1,100 Nm	4,000 rpm	225 kg
SD400_2,300Nm	380 kW	250 kW	2,300 Nm	1,500 Nm	4,000 rpm	265 kg
SD365_3,500Nm Dual motor	400 kW	280 kW	3,500 Nm	1,900 Nm	4,000 rpm	390 kg
SD460_3,600Nm Dual motor	500 kW	320 kW	3,600 Nm	2,100 Nm	3,500 rpm	480 kg