CR330E

  • Basic parameters

    Overall dimension:【15600×8700×7400mm】 Total weight:【216000kg】 Rated load:【300000kg】 Stowage space:【(SAE2:1): 218m3】 Rated power:【3000 hp/2206kW】 Maximum speed:【58km/h】 Optional engine:【MTU or Cummins】
  • CR330E

  • Engine

    Characteristic:

    ● MTU 16V4000C23 3000HP engine can adapt to most mines at present, and its power does not decrease at an altitude of 4,500m. It adopts MTU second generation high pressure common rail fuel injection system, which has better fuel economy.

  • Hydro-pneumatic suspension

    Characteristic:

    ● Adopt McPherson independent suspension structure

    ● The suspension cylinder adopts advanced hybrid hydro-pneumatic suspension to reduce turbulence

  • Electric wheel unit

    Characteristic:

    ● Integrated traction motor, wheel reducer, caliper disc brake and parking brake

    ● The traction motor is designed to adapt to wind and sand environment, and the optimized bearing structure can reduce dust entry

    ● NGW two-stage compound planetary gear train is adopted for wheel reducer

    ● Integrated wet disc brake and parking brake

    ● On-line monitoring system can realize real-time monitoring of vibration and temperature

    ● Optimize the design of oil collecting and oil passage, which can reduce oil level, reduce oil stirring loss as well as improve transmission efficiency on the premise of lubricating effect of electric wheel

  • Cooling

    Characteristic:

    ● The converter cabinet and the traction motor share a fan, which is coaxially connected with the engine

    ● Brake resistance fan is driven by braking energy

    ● The generator is cooled by axial self-ventilation

  • Braking

    Characteristic:

    ● Full hydraulic oil-cooled wet disc brake system

    ● Both front and rear wheels adopt oil-cooled wet disc braking

    ● Integrated parking brake

    ● Use of service braking with electric wheel resistance slow braking

    ● In emergency braking, front wheel braking, rear axle braking and parking braking are used at the same time

    ● Meet the requirements of ISO 3450-2011 standard

  • Driver’s cab

    Characteristic:

    ● Assemble adjustable air suspension seat and tilt telescopic steering column

    ● Adopt integrated anti-rollover/anti-falling object structure, and the structural design meets IOS3471/ISO3449

    ● The operating environment of the cab is comfortable, and the noise is less than 80db

    ● The operation interface can display and view the information status of the machine in real time, and prompt the fault information in time

  • Electric drive system

    Characteristic:

    ● Rated operating point efficiency ≥ 98%

    ● Seamless switching between traction and braking conditions

    ● Overvoltage and overcurrent protection of DC bus

    ● Current abnormal protection of wheel motor

    ● Rotational speed monitoring of wheel motor and diesel engine

    ● Abnormal protection of internal communication of frequency converter

    ● Error-proof design of connector

    ● Good grounding protection, including IP54 dustproof and waterproof

    ● Integrated water cooling system

    ● Auxiliary inverter unit drive auxiliary fan

    ● CAN2.0B bus communication based on J1939 protocol

    ● Possess the functions of fault recording, storage and downloading

    ● Monitor the running state of the converter and adjust the parameters by PC

    ● Maintenance channel front

  • Electrical control

    Characteristic:

    ● Adopt integrated control and intuitive display screen interface, which is convenient for drivers to obtain real-time data of vehicle operation

    ● Real-time vehicle running data is complete, which is convenient for maintenance personnel to collect diagnostic information quickly

    ● The software can run on Windows operating system, which is convenient for engineers to debug and develop