E22

🔋 E22 272HP Pure Electric Medium Bulldozer

The E22 272HP electric medium bulldozer is a high-performance, zero-emission green construction machine built for modern low-carbon worksites. Adopting premium permanent magnet synchronous motor, large-capacity lithium iron phosphate battery pack and full intelligent electric control system, this 272HP medium electric bulldozer delivers strong driving power, achieves zero exhaust emission and ultra-low running noise, and greatly cuts daily operation cost, becoming ideal eco-friendly earthmoving equipment for green engineering projects.

⚡ Core Power System: 272HP Main Motor & High-Capacity Battery

The E22 272HP electric bulldozer is driven by 200kW (272HP) high-power permanent magnet synchronous motor with 200Nm stable torque, matched with 614.2V, 690Ah lithium iron phosphate battery pack of 423.94kWh, equipped with customized intelligent BMS management system. The walking motor controller supports 210kW power and 800AAC current, ensuring steady power output even under heavy load working conditions. It supports 2×300kW battery interfaces, 2×250A DC fast charging, 2×400kW DC discharging, plus multiple auxiliary power supplies for battery heating and low-voltage circuit stable operation.

🫧 Hydraulic & Working System: Auxiliary 68HP Drive & High-Efficiency Hydraulic Assembly

The hydraulic system is independently driven by 50kW (68HP) permanent magnet synchronous hydraulic motor with 280Nm torque, paired with hydraulic pump reducer with 10000rpm input speed, 800Nm output torque and gear ratio i=3.656. Equipped with triple gear pump in 100+65+25 specification, helical gear structure and 30MPa standard working pressure. This matched configuration supplies sufficient hydraulic power for bulldozing, lifting and scarifying work, featuring high efficiency and low noise running performance.

🤖 Intelligent Control & Thermal Management System

The E22 272HP electric bulldozer is equipped with exclusive customized VCU controller adopting 14nm 32-bit processor, supporting 22 analog inputs, 20 digital inputs, 6 frequency inputs and 6 CAN communication channels with abundant expansion ports. The integrated full-set thermal management system includes 8kW compressor TMS cooling system, 2.5kW fresh air cooling system and 10kW electronically controlled air conditioner with 47cc scroll compressor and EER 2.7 energy efficiency. The liquid cooling system adopts 45kW plate-fin radiator and 400W PWM water pump to keep battery and motor working at optimal temperature all the time.

🛡️ Safety & Monitoring Configuration

It is fitted with professional CAN communication insulation monitor with 2500Vac withstand voltage and 10ms fast leakage detection function, together with high-voltage shielding cables and metal waterproof connectors for high-standard high-voltage safety protection. The vehicle monitoring system contains 128GB data recorder, 4G remote monitoring TBOX module and 7-inch LCD interactive screen, matched with 2-channel starlight night vision camera to realize 360° panoramic vision. Equipped with sound-light warning system and electric control shock absorbing structure, it can run stably in various harsh construction environments.

🌱 Environmental & Operational Core Advantages

As a full electric 272HP medium bulldozer, it totally gets rid of exhaust emission and lowers noise pollution obviously. Compared with same horsepower diesel bulldozers, it greatly reduces daily running expenses. Complete thermal management and high-density battery pack enable stable operation in extreme high and low temperature areas. Power and hydraulic parts adopt modular design, which simplifies daily maintenance and effectively shortens equipment downtime.

📍 Main Application Scenarios

This 272HP E22 electric medium bulldozer is widely used in urban municipal construction, environmental protection projects, green mining operation and indoor low-noise demolition works with strict low-carbon requirements. It is also highly suitable for engineering equipment leasing business and government-supported green low-carbon construction projects, satisfying all kinds of eco-friendly construction demands perfectly.