50HZ Yuchai YC4A100Z-D25 60kW/75kVA Diesel Generator Set

50HZ Yuchai  60kW/75kVA Diesel Generator Set

1. Full Technical Parameter Table

The following table integrates official factory calibration data and industry-standard universal parameters of the Yuchai YC4A100Z-D25 diesel generator set. All specifications are verified through bench testing and actual on-site operation, covering complete unit power indicators, original diesel engine configurations, alternator performance and daily operating parameters. This detailed parameter sheet can be directly applied for equipment selection, project bidding, installation commissioning and routine operational maintenance guidance.

2. Product Features

The Yuchai YC4A100Z-D25 60kW/75kVA diesel generator set is a high-performance large-medium power generation device built on Yuchai mature 4A series turbocharged engine platform. As a hot-selling 75kVA diesel generator in industrial and engineering markets, this unit adopts original Yuchai YC4A100Z-D25 power core with upgraded turbocharged intake structure. It delivers sufficient power reserve, excellent transient load response and ultra-stable continuous operation performance, effectively solving the common problems of insufficient surge resistance and unstable voltage output of ordinary 60kW diesel generator sets under complex working conditions.

In terms of power supply stability, the unit supports 60kW long-term uninterrupted prime power operation and 66kW emergency standby power output. The reasonable power margin design allows the equipment to cope with frequent load changes and instantaneous startup impact of multiple high-power electrical devices without voltage drop or frequency offset. Equipped with high-quality industrial-grade brushless self-excited alternator and high-precision AVR automatic voltage regulator, the 50Hz fixed-frequency three-phase voltage output remains balanced and stable all the time. Adopting H-grade ultra-high temperature resistant insulation materials, the alternator can resist long-term high-load heat aging and insulation breakdown, providing reliable power protection for industrial precision instruments, production line equipment and engineering electrical devices.

Low maintenance costs and strong environmental adaptability are the core practical advantages of this Yuchai 60kW standby diesel generator set. Different from traditional brushed generators that require regular carbon brush replacement and daily maintenance, the brushless self-excited structure eliminates wearable vulnerable parts, realizing long-term maintenance-free operation. It greatly reduces on-site equipment management pressure and later operating investment, making it ideal for unattended long-term standby power scenarios. The IP23 professional protection grade effectively blocks outdoor dust, debris and splashing rainwater, adapting to open-air placement and harsh construction site working environments. The reinforced in-line four-cylinder structure improves overall vibration resistance and structural stability, ensuring stable operation in high-intensity working conditions for a long time.

In terms of fuel economy and operational reliability, the YC4A100Z-D25 turbocharged diesel engine adopts optimized direct injection combustion technology, with full-load fuel consumption stably controlled at 17.9L/H. The fuel burns fully and evenly, maintaining a flat fuel consumption curve during long-term variable-load operation and avoiding unnecessary fuel waste. The closed circulating water cooling system ensures continuous and efficient heat dissipation, so the unit will not overheat and shut down even in high-temperature summer environments with continuous full-load operation. Meanwhile, the complete intelligent safety protection system can automatically alarm and shut down in case of low oil pressure, high water temperature, overload, short circuit and overspeed, effectively avoiding equipment damage and operational safety accidents.

The whole machine adopts integrated compact base design with reasonable internal layout and small floor space, supporting fixed indoor installation and mobile trailer refitting. It can meet the dual application needs of long-term fixed emergency standby power for industrial plants and short-term mobile temporary power for large-scale engineering projects. With Yuchai’s strict factory quality inspection and nationwide after-sales service network, this 75kVA diesel generator has low failure rate, strong versatility and high cost performance, which is a preferred large-medium power generation equipment for industrial, engineering and commercial users.

3. Application Scenarios

Benefiting from strong load capacity, fast transient response, stable power output and diverse installation forms, the YC4A100Z-D25 Yuchai diesel generator set is widely used in industrial production emergency standby power, large engineering temporary power supply, outdoor field off-grid power generation and commercial public facility backup power, covering most large-load medium-power power demand scenarios.

3.1 Industrial Production Emergency Standby Power

This 60kW diesel generator serves as the core backup power equipment for medium-sized processing factories, mechanical manufacturing workshops, food processing plants, constant-temperature cold storage and industrial supporting facilities. For industrial production lines and precision processing equipment that cannot withstand sudden power outage, the unit can start quickly and complete seamless power switching after municipal grid failure. Its excellent load impact resistance effectively avoids product scrapping, equipment shutdown damage and production progress delay caused by power interruption, ensuring continuous and stable industrial production operation.

3.2 Large Construction & Municipal Engineering Temporary Power

It is the mainstream temporary power supply equipment for large-scale road reconstruction, municipal pipeline renovation, water conservancy projects, bridge engineering and infrastructure construction. Sufficient power reserve and fast load response speed can fully meet the simultaneous power consumption of multiple welding machines, cutting equipment, engineering machinery and on-site large-area construction lighting. The dust-proof and vibration-resistant body structure adapts to harsh construction site environments, and the flexible mobile design supports frequent site transfer, significantly improving construction power supply efficiency and project progress.

3.3 Outdoor Field Operation Off-grid Power Supply

The unit is perfectly applicable for field geological exploration, large-scale forest fire prevention, outdoor emergency rescue engineering, remote mountain road construction and field scientific research operations. In remote areas without municipal grid coverage, it acts as an independent mobile power station to provide long-term stable 380V three-phase high-power power for field detection instruments, communication relay equipment and operational auxiliary facilities. The reliable DC24V electric start system ensures smooth one-key startup in low-temperature and dry field environments with strong environmental tolerance.

3.4 Commercial & Public Facility Backup Power

It is widely used for emergency standby power of large community clusters, commercial plazas, hotels, supermarkets, scenic area supporting facilities and communication base stations. During municipal grid power failure, peak power limit or line maintenance periods, the unit provides stable power guarantee for building lighting, monitoring systems, weak current equipment and public service facilities, effectively avoiding operational stagnation and public service paralysis caused by power outages, and ensuring the normal operation of urban public and commercial facilities.

4. Core Purposes

The core purpose of the Yuchai YC4A100Z-D25 60kW/75kVA diesel generator set is to provide high-stability emergency standby power and high-reliability off-grid mobile power supply for industrial production, engineering construction and public service fields. It solves various power supply risks such as municipal grid instability, sudden power failure and no grid coverage, and guarantees the continuous, safe and efficient operation of medium and high-power electrical equipment. It is a multi-functional universal power generation equipment integrating industrial standby and engineering temporary power generation.

Firstly, it undertakes key industrial emergency power backup tasks. As a high-performance 75kVA standby diesel generator, it has sufficient standby power reserve and fast transient response capability. It can automatically start and switch power supply in a short time after sudden grid power failure, effectively avoiding large-area industrial production shutdown losses and equipment safety accidents caused by power interruption, and protecting the stable operation of factory production lines and precision industrial equipment.

Secondly, it provides sustainable high-power off-grid power support for engineering and remote scenarios. In large-scale engineering construction and unpowered remote areas, the unit operates as an independent mobile power generation system, outputting standard 50Hz frequency and stable three-phase high-power voltage. It fully meets the simultaneous power demand of multiple engineering mechanical equipment, solving the power supply bottleneck of large-scale off-grid construction and field operation teams.

Thirdly, it balances power performance and long-term operational economy. With calibrated 17.9L/H full-load fuel consumption and Yuchai’s mature turbocharged energy-saving combustion technology, the unit maintains controllable comprehensive operating costs while delivering strong power output. The brushless maintenance-free design and IP23 high-standard protection structure reduce equipment failure rate and later maintenance investment, realizing long-term stable and low-cost power generation operation.

Finally, as an upgraded flagship model of Yuchai 4A series large-medium power generator sets, it fills the market gap of high-reliability 60kW industrial power generation equipment. It perfectly matches the power demand of medium-sized industrial enterprises, large engineering construction teams and public property management units, and has become one of the most cost-effective and widely recognized general-purpose diesel generator sets in the large-medium power market.

5. FAQ - Common Frequently Asked Questions

Q1: What is the actual fuel consumption of YC4A100Z-D25 generator set under different working loads?

A1: The official factory calibrated full-load (100% load) fuel consumption of this Yuchai 75kVA diesel generator set is 17.9L/H. In actual on-site operation, fuel consumption changes linearly with the working load. Under 50% light load, the fuel consumption is about 8.8-9.5L/H; under 75% conventional daily working load, the fuel consumption is controlled at 13.2-14.0L/H. Adopting optimized turbocharged direct injection combustion technology, fuel combustion is fully optimized with a stable fuel consumption curve. There is no sudden fuel surge during long-term continuous operation, which effectively reduces daily power generation costs for users with long-term standby and intermittent engineering power supply needs.

Q2: What are the practical advantages of the brushless self-excited alternator equipped on this unit?

A2: This Yuchai 60kW diesel generator adopts industrial-grade brushless self-excited alternator, which has obvious practical advantages over traditional brushed alternators. Firstly, it eliminates wearable carbon brush components, realizing true maintenance-free daily operation, removing regular carbon brush replacement and maintenance costs, and greatly reducing on-site equipment management workload. Secondly, matched with intelligent AVR automatic voltage regulation technology, the voltage output is ultra-stable with negligible current fluctuation, which can effectively protect industrial production equipment, precision instruments and electrical devices from burnout damage. Thirdly, the fully enclosed structure paired with H-grade ultra-high temperature insulation and IP23 protection grade delivers excellent dust-proof, rain-proof and high-temperature resistance, adapting to various complex and harsh industrial workshops and construction site environments.

Q3: How is the environmental adaptability and startup stability of the YC4A100Z-D25 generator set?

A3: This large-medium power Yuchai generator set features excellent environmental adaptability and ultra-high startup reliability. It adopts standard DC24V electric start system with optional remote start function, enabling one-time successful startup in conventional low-temperature, dry and cold environments without manual auxiliary operation. The applicable ambient temperature ranges from -15℃ to 45℃, adapting to seasonal temperature changes in most regions. The closed circulating water cooling system effectively controls operating temperature, avoiding overheating shutdown during long-term full-load operation in high-temperature environments. The IP23 protection grade resists daily dust erosion and splashing rainwater, supporting outdoor open-air placement and indoor fixed installation. It runs stably in industrial production, engineering construction, field operation and public facility scenarios with strong universal compatibility.