Hitachi Construction Machinery ZH200-5A Hybrid Excavator Sparkling Debut

Hitachi Construction Machinery Booth

As a star product representing Hitachi’s cutting-edge technology and environmental philosophy, the two products exhibited by the company have attracted the attention of media and professional audiences. Among them, ZX200-5A is the winner of the “2017 TOP50 Technology Innovation Gold Award for Construction Machinery Products” and has been well received by Chinese customers since entering the market. The ZH200-5A on the Chinese market first set the characteristics of energy saving, environmental protection, and high efficiency. It was awarded the “Crafter Award” at the 2016 China Construction Machinery Industry Internet Conference (CMIIC 2016). Its follow-up market performance has been expected by the industry. .

On the afternoon of September 20th, Hitachi Construction Machinery held the "Hitachi Construction Machinery ZH200-5A Hybrid Excavator Product Launch Conference" at its booth. Mr. Hirano Hirano, Executive Director of Hitachi Construction Machinery Co., Ltd., and Mr. Ikeda Shimi, Managing Director of Hitachi Construction Machinery (Shanghai) Co., Ltd., attended and addressed several leaders of Hitachi Construction Machinery (Shanghai) and Hitachi Construction Machinery (China). And more than a dozen representatives of construction machinery professional media witnessed the introduction of this heavyweight new product.

Hitachi Construction Machinery Co., Ltd. Executive Director Mr. Hirano Gentaro Mr. Hitachi Construction Machinery (Shanghai) Co., Ltd. Managing Director Mr. Ikeda Keita

Hitachi ZH200-5A Hybrid Excavator New Product Launch Site

The Hitachi ZH200-5A was first introduced in Japan in 2011 and began to be listed in Australia and Europe in 2013. Since its sale, ZH200-5A has not only been recognized by customers around the world, but also has won many industry awards including Good Design in Japan, Potencia Awards in Spain, and China CMIIC, highlighting industry influence. At the press conference, Hitachi Construction Machinery detailed the excellent performance and features of the ZH200-5A hybrid excavator. Its release in the Chinese market will bring a new round of green revolution under the new national standard policy.

In April 2016, the Ministry of Environmental Protection issued the “Announcement on the Implementation of the State III Diesel Engine Exhaust Pollutant Discharge Standard for Non-Road Mobile Machinery”. The announcement states that all non-road mobile machinery manufactured, imported, and sold must not be loaded or used. The diesel engine required in the third stage of the road standard (referred to as "National Three Standards"). Hitachi Construction Machinery Group responded to the national environmental protection requirements, and fully launched the ZAXIS-5 series of products that meet the country's three emission standards, and completed the full-scale upgrade of the ZX55USR to ZX890LCH models. The introduction of the ZH200-5A hybrid model can bring a higher quality performance experience and meet customers' high-level requirements for product performance and environmental protection properties.

Hitachi ZH200-5A Hybrid Hydraulic Excavator Construction Site

Inheritance + Innovation Mixed New Concept

The new generation of ZH200-5A hybrid excavator combines the comprehensive technical strength of Hitachi Group. The new TRIAS-HX system (hybrid system and energy-saving 3-pump hydraulic system) inherits Hitachi Construction Machinery's hydraulic excavator, electric excavator, and battery. Driving years of accumulated experience in the field of excavators, etc., to achieve a lower fuel consumption and less emissions.

Among them, the hybrid system converts the energy generated during the deceleration of the slewing into electric energy through the slewing electric motor and accumulates in the capacitor unit via the PCU power controller. The accumulated energy will be used as auxiliary power when the slewing speed is accelerated and the engine is driven. By using these electric powers effectively, a reduction in fuel consumption is achieved. At the same time, in order to increase the energy-saving effect of hybrid power, Hitachi Construction Machinery has introduced an energy-saving 3-pump 3 control valve hydraulic system that achieves more precise output control by reducing the output flow of the three main pumps. The energy loss during diversion has contributed to energy conservation.

In terms of core parts, the ZH200-5A's PCU inverter uses Hitachi's inverter technology with outstanding performance on the Shinkansen and dump trucks, and electrical parts such as rotary electric motors, capacitors, and high-power cables are manufactured by Hitachi Technologies; the connector is implemented. Waterproofing and shielding treatments improve the durability in harsh environments; capacitive devices used for charge and discharge are more economical than Ni-MH or Li-ion batteries. In addition, Hitachi Construction Machinery follows the highly acclaimed boom regeneration system and excavation growth system on hydraulic excavators, providing powerful technical support for faster and smoother compound operations.

In the PWR mode, the ZH200-5A hybrid excavator has reduced fuel consumption by 15% and improved fuel efficiency by 18% (compared with the ZX200-5A). Compared with the ZX200-5G, its fuel efficiency is reduced by 25% and fuel efficiency is improved. 33%, the effect of fuel economy is more obvious.

Energy-efficient and environmentally friendly TRIAS-HX system for lower fuel consumption and emissions

Strong + Durable Strong Battle

ZH200-5A hybrid excavator equipped with Isuzu ISUZU original imported engine (4-stroke, water-cooled, electrically controlled direct injection), rated power (net) up to 113 kW, combined with 3-pump 3-valve hydraulic system, achieving excellent basic performance . Not only has the core components been enhanced, but the fuel circuit has been optimized, and the multi-stage fuel filtration system has allowed the engine to perform well. At the same time, the advanced cooling system ensures that the engine is in good operating condition, the expansion tank improves the exhaust performance of the cooling circuit, and the surrounding of the engine is made of high-endurance material, which can maintain the cooling performance for a long time.

The ZH200-5A hybrid excavator has a working weight of 20,900kg. The standard 0.91m3 high-endurance, high-capacity flat-bottomed reinforced bucket and 600mm triple-reinforced track shoe combine with an efficient hydraulic system, bringing a large amount of work load. The unloading site has fully demonstrated its high efficiency. The contact surface between the stick and the bucket joint is sprayed with WC (tungsten carbide), which helps to reduce wear and seizure. The maximum digging force of the bucket is 158kN, the maximum digging force of the stick is 114kN, and the walking speed (high/low ) is 5.5/3.5 (km/h).

Hitachi ZH200-5A Hybrid Hydraulic Excavator for Excellent Performance

Smart + efficient Real-time E service

Hitachi Construction Machinery uses the latest ICT technology (information and communication technology) to ensure the efficient and stable operation of the machine through ConSite reports. The ConSite periodic report summarizes the machine's monthly work data and sends it automatically in the form of e-mails. As a global service system, more than 30 languages ​​are currently supported. ConSite uses intelligent filtering to determine the urgency of the fault and automatically informs the customer to prevent the machine from shutting down and to protect the client's machine. At the event, the staff explained the powerful features of ConSite to the participating audience and demonstrated the operation method.

ConSite function demo

Comfort and convenience Worry-free new experience

The ZH200-5A also has excellent competitiveness in terms of safety, comfort, maintenance, and information technology. In adapting to high-intensity and complex working conditions, the ZH200-5A hybrid excavator's loading platform adopts a D-shaped cross-section frame, which can effectively resist the impact of the outside; X-beam adopts integrated welding structure, which improves the strength and stability of getting off the vehicle. Improved durability; the tensioning wheel tensioning mechanism adopts an integrated design that can effectively prevent slipping.

In order to provide the operator with ideal comfort, the ZH200-5A hybrid excavator creates a wide interior space to ensure convenient access for drivers and provide plenty of footroom and front window visibility; during operation, the monitor switches, air conditioning Switches are centrally located on the right-hand console for clear and convenient operation. Standard suspension seats provide excellent vibration reduction. Hydraulically-elastic bearings absorb shock and vibration to reduce operator fatigue. New rails are also added. Can effectively reduce the slippage caused by the seat; the excavator uses a neutral engine start system, which can prevent the operator from operating the machine up and down and avoid the danger.

In terms of maintenance and repair, the ZH200-5A hybrid excavator aims to save customer time and operating costs, rationalize the layout and design of daily maintenance components, and use electronic information management to make maintenance more time-saving and labor-saving. Among them, electronic parts such as electric motors are maintenance-free structures that do not require special maintenance on a daily basis; fuel main filters, fuel pre-filters, pilot filters, oil filters, and electric fuel pumps are centralized in the pump chamber; fuel tanks Drain valve and oil outlet are convenient for daily draining. With an expansion tank, the cooling circuit is completely sealed and does not need to be filled with coolant. The large-size cleaning port at the bottom of the 400L large-capacity fuel tank helps to maintain the fuel. clean. The high-quality components and optimized layout design result in longer intervals between maintenance intervals and effectively reduce customer maintenance costs for the equipment.

In addition, through the "e-Service Owner's Site" system loaded with advanced information networks, Hitachi Construction Machinery has introduced preventive maintenance management of machines into the era of electronic information. Hitachi Construction Machinery shares machine information with customers and uses it as an element of regular inspection and maintenance. Once an abnormal situation occurs in the machine, it can also diagnose the cause through the alarm information and dispatch technicians in time to reduce downtime. The ZH200-5A hybrid excavator equipped with ConSite is a comprehensive response service system developed on the basis of the Global e-Service platform to realize the 24-hour remote monitoring of the operating status of the machine and sends “alarm reports” and “monthly reports”. , allowing customers to timely control the daily operation of the machine, to maximize the efficiency of the use of the machine.

Hitachi Construction Machinery is a global leading manufacturer of construction equipment, and continues to practice social responsibility while providing customers with cost-effective products. To achieve the “Environmental Vision 2025” formulated by the Hitachi Group (and strive to achieve the CO2 emission reduction target of 100 million tons by 2025), Hitachi Construction Machinery has always been dedicated to R&D and productization of “electric and battery type” construction machinery. . With the introduction of a new generation of green products represented by the ZH200-5A hybrid excavator, Hitachi Construction Machinery will reduce the environmental load while increasing product value, and will make more effective efforts to protect the global environment. (This article comes from Hitachi)