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As a star product representing Hitachi's cutting-edge technology and environmental concepts, the two products exhibited by the media have attracted the attention of the media and professional audience. Among them, ZX200-5A is the winner of “2017 TOP50 Technology Innovation Gold Award for Construction Machinery Productsâ€, which has been well received by Chinese customers since its entry into the market. The first ZH200-5A in the Chinese market is characterized by energy saving, environmental protection and high efficiency. It was awarded the “Artisan Award†at the 2016 China Construction Machinery Industry Internet Conference (CMIIC 2016), and its follow-up market performance is highly anticipated 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. Representatives of Hitachi Construction Machinery Co., Ltd., President of the Executive Service, Mr. Hirano Hirano, and Managing Director of Hitachi Construction Machinery (Shanghai) Co., Ltd., Mr. Ikeda, attended and delivered speeches, and led several leaders of Hitachi Construction Machinery (Shanghai) and Hitachi Construction Machinery (China). And more than ten construction machinery professional media representatives witnessed the launch of this heavyweight new product.
The Hitachi ZH200-5A was first launched in Japan in 2011 and was launched in Australia and Europe in 2013. Since its inception, ZH200-5A has not only been recognized by customers around the world, but also won industry awards including Japan Good Design, Spain's Potencia Awards, China CMIIC, etc., highlighting the industry influence. At the press conference, Hitachi Construction Machinery introduced 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 Implementing the National Third Stage Non-Road Mobile Machinery Diesel Engine Exhaust Pollutant Emission Standardsâ€, which stipulates that all non-road mobile machinery manufactured, imported and sold shall not be used for non-compliance. The diesel engine required by the third phase of the Road Standard (referred to as the “National Three Standardsâ€). In response to national environmental protection requirements, Hitachi Construction Machinery Group has fully launched the ZAXIS-5 series products that meet the national three emission standards, and has completed the comprehensive replacement of ZX55USR to ZX890LCH models. With the introduction of the ZH200-5A hybrid model, it can bring a better performance experience and meet customers' high-level requirements for product performance and environmental attributes.
Inheritance + innovation and new concept
The new generation 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 machine in hydraulic excavator, electric excavator and battery. Driven by years of experience in the field of excavators, it achieves lower fuel consumption and lower emissions.
Among them, the hybrid system converts the energy generated during the deceleration of the revolution into electric energy through the rotary electric motor, and accumulates it in the capacitor unit via the PCU power controller, and the accumulated energy is used as the auxiliary power during the acceleration of the revolution and the engine drive, and finally By effectively utilizing this electrical energy, a reduction in fuel consumption is achieved. At the same time, in order to improve the energy-saving effect of hybrid power, Hitachi Construction Machinery has introduced an energy-saving 3 pump 3 control valve hydraulic system, which achieves finer output control by reducing the output flow of the three main pumps. The energy loss during the splitting has contributed to energy conservation.
In terms of core components, the PCU inverter of ZH200-5A adopts Hitachi inverter technology with excellent performance on Shinkansen and dump trucks. The electric parts such as rotary electric motor, capacitor and high-power cable are manufactured by Hitachi Technologies; Waterproof treatment and shielding treatment improve the reliable durability in harsh environments; capacitive devices for charging and discharging are longer and more economical than nickel-metal hydride or lithium-ion batteries. In addition, Hitachi Construction Machinery has used the highly acclaimed boom regeneration system and excavation speed-increasing system on hydraulic excavators to provide powerful technical support for faster and smoother compounding operations.
In the PWR mode, the ZH200-5A hybrid excavator has a 15% reduction in fuel consumption and a 18% increase in fuel efficiency (compared to the ZX200-5A); if compared to the ZX200-5G, its fuel consumption is reduced by 25% and fuel efficiency is improved. 33%, the fuel saving effect is more obvious.
Strong + durable and strong fighting power
The ZH200-5A hybrid excavator is equipped with Isuzu ISUZU imported engine (4-stroke, water-cooled, electronically controlled direct-injection) with rated power (net) of 113 kW. Combined with 3-pump 3-valve hydraulic system, it achieves excellent basic performance. . Not only does the core component have a reinforced design, but the fuel circuit is optimized, and a multi-stage fuel filtration system allows 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. The engine is made of high-durability material for long-term cooling performance.
The ZH200-5A hybrid excavator has a working weight of 20,900kg and comes standard with a 0.91 m3 high-durability large-capacity flat-bottom reinforced bucket and a 600mm three-ribbed track shoe. Combined with an efficient hydraulic system, it brings a large amount of work in the loading. The site with a large amount of unloading fully demonstrates its high efficiency. The contact surface of the stick and bucket connection is sprayed with WC (tungsten carbide) to help reduce wear and stagnation. 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).
Intelligent + efficient real-time E service
Hitachi Construction Machinery uses the latest ICT technology (information and communication technology) to ensure efficient and stable operation of the machine through ConSite reports. ConSite regularly reports the monthly work data of the machine and automatically sends it by email. As a global service system, more than 30 languages ​​are currently supported. ConSite uses intelligent filtering to determine the urgency of the failure, automatically notifying the customer to prevent machine downtime, and always guard the customer's machine. At the event, the staff explained the powerful features of ConSite and demonstrated the way of operation.
Comfortable + convenient and worry-free new experience
The ZH200-5A also has excellent competitiveness in terms of safety, comfort, maintenance and information. In adapting to high-intensity and complex working conditions, the ZH200-5A hybrid excavator loading platform adopts D-shaped cross-section frame, which can effectively resist external impact; X-beam adopts integrated welding structure, which improves the strength and stability of getting off. Increased durability; the tensioning wheel tensioning mechanism is integrated to prevent slippage.
To give the operator the ideal comfort, the ZH200-5A Hybrid Excavator creates a spacious interior space that ensures easy access for the driver and provides plenty of foot space and front window visibility; monitor switch, air conditioning during operation The switch is concentrated on the right side console, which is clear and convenient. The standard suspension seat provides excellent vibration damping effect. The hydraulic elastic support absorbs shock and vibration, which reduces the fatigue of the operator. The new slide rail is also added. It can effectively reduce the stuck phenomenon caused by the sliding of the seat; the excavator adopts the neutral engine starting system to prevent the operator from mishandling when going up and down the machine to avoid danger.
In terms of maintenance and repair, ZH200-5A hybrid excavator aims to save customers' time and operating costs, rationally layout and design daily maintenance parts, and use electronic information management to make maintenance work more time-saving and labor-saving. Among them, the electronic parts such as the electric motor are maintenance-free structures, and no special maintenance is required on a daily basis; the main fuel filter, the fuel pre-filter, the pilot filter, the oil filter and the electric fuel pump are concentrated in the pump room; the fuel tank The drainage valve and oil discharge port are arranged to facilitate daily drainage and draining work; the expansion water tank is used, the cooling circuit is completely sealed, and no need to frequently add coolant; the 400L large-capacity fuel tank has a large-sized cleaning port at the bottom to help maintain fuel oil. clean. High-quality components and optimized layout design result in longer maintenance intervals, effectively reducing customer maintenance costs.
In addition, Hitachi Construction Machinery introduced the preventive maintenance management of the machine into the electronic information age through the "e-Service Owner's site" system equipped with advanced information networks. Hitachi Construction Machinery shares machine information with customers and uses it as a judgment factor for regular inspection and maintenance. Once an abnormal situation occurs in the machine, the alarm information can also be used to diagnose the cause, and technicians can be dispatched in time to reduce downtime. The ConSite equipped with the ZH200-5A hybrid excavator is a comprehensive response service system developed on the construction site based on the Global e-Service platform. It realizes the 24-hour remote monitoring of the running status of the machine and sends “alarm report†and “monthly reportâ€. To allow customers to control the daily operation of the machine in a timely manner to maximize the efficiency of the machine.
As the world's leading manufacturer of construction equipment, Hitachi Construction Machinery continues to fulfill its social responsibilities while providing customers with cost-effective products. In order to realize the “Environmental Vision 2025†established by Hitachi Group (to achieve the goal of reducing CO2 emissions by 100 million tons by 2025), Hitachi Construction Machinery has been committed to the research and development and productization of “electric and battery type†construction machinery. . With the launch of a new generation of green products represented by the ZH200-5A hybrid excavator, Hitachi Construction Machinery will reduce the environmental load while improving product value and make more effective efforts to protect the global environment.
From September 20th to 23rd, the 14th China (Beijing) International Construction Machinery, Building Materials Machinery and Mining Machinery Exhibition and Technology Exchange Conference (BICES 2017) was held in Beijing New International Exhibition Center. This conference brings together the world's leading products and solutions in the field of construction machinery, and builds a platform for exhibitors and visitors to fully communicate. As a frequent visitor to BICES, Hitachi Construction Machinery has exhibited two representative products of the latest 5A series - ZH200-5A and ZX200-5A, and held a special release for the first ZH200-5A hybrid electric excavator entering the Chinese market. Will, show the theme of "Technology Hitachi".