50Hz Cummins 4BTA3.9-G2 52kW/65kVA Diesel Generator Set

50Hz Cummins  52kW/65kVA  Diesel Generator Set

1. Technical Parameter

2. Core Product Features

The Cummins 4BTA3.9-G2 52kW/65kVA diesel generator set is a high-performance turbocharged medium-large power generation equipment upgraded based on Cummins classic B-series power platform. With genuine Cummins turbocharged engine core and high-standard brushless alternator configuration, it balances strong power output, stable load adaptability and reliable overall quality. As a hot-selling 65kVA industrial turbocharged diesel generator in the market, it is widely recognized in industrial production standby, engineering temporary power supply, commercial emergency power backup and off-grid power generation scenarios, with comprehensive performance far exceeding ordinary domestic generators of the same power level.

2.1 Turbocharged Power Boost, Strong Load Impact Resistance

Powered by the original Dongfeng Cummins 4BTA3.9-G2 inline four-cylinder water-cooled turbocharged engine, this unit adopts professional turbocharging and pressurized air intake technology, which effectively improves fuel combustion efficiency and power reserve. Compared with naturally aspirated generator sets, it has faster load response speed and stronger instantaneous overload capacity. The rated prime power reaches 52kW/65kVA, and the standby emergency power is up to 56kW/70kVA, which can stably cope with sudden load increase and long-term variable load operation. Matched with a full-copper brushless self-excited alternator, equipped with H-grade ultra-high temperature resistant insulation material and IP23 dust-proof and splash-proof protection structure, the unit maintains ultra-low voltage and frequency fluctuation under complex working conditions. The built-in high-precision AVR automatic voltage regulation system ensures stable 50Hz standard power output, supporting 24-hour continuous uninterrupted operation and frequent start-stop switching, fully adapting to harsh industrial working environments.

2.2 Standardized Full-load Fuel Consumption, Stable and Cost-effective Operation

In terms of energy consumption control, this 4BTA3.9-G2 model has standardized and transparent fuel consumption data, with a full-load fuel consumption of 14.9L/H. Equipped with BYC precision fuel supply pump and mechanical constant speed governor, the diesel is fully atomized and burned, avoiding invalid fuel waste caused by incomplete combustion. As a mature 52kW medium industrial backup generator, it has reasonable power matching and low comprehensive failure rate. For factories, construction projects and commercial venues that require long-term standby power and intermittent off-grid power generation, its stable fuel consumption performance and durable operation can effectively control daily operating costs and bring higher cost performance.

2.3 Brushless Maintenance-free Structure, Low Later Maintenance Cost

The whole machine adopts advanced brushless self-excited power generation design, eliminating traditional vulnerable parts such as carbon brushes and slip rings, fundamentally reducing mechanical wear and daily maintenance workload. It can realize long-term maintenance-free operation in conventional indoor and outdoor working environments. The H-grade high-strength insulation material effectively resists high-temperature aging, moisture erosion and electrical breakdown, greatly extending the service life of the alternator winding. The IP23 professional protection grade can isolate daily dust accumulation, debris invasion and light rain splash, adapting to fixed installation of indoor generator rooms and outdoor awning placement. The integrated shock-absorbing base optimizes operating vibration and noise, with compact overall structure and small footprint, convenient for on-site installation, fixation and mobile transfer.

2.4 Complete Intelligent Protection, High Safety and Environmental Adaptability

This turbocharged Cummins 65kVA emergency generator set is equipped with a full set of intelligent safety protection mechanisms, including low oil pressure alarm shutdown, high water temperature overheat protection, overload protection, overvoltage and undervoltage protection, and overspeed automatic protection. Once abnormal working conditions occur, the unit will automatically alarm and cut off power supply to avoid equipment burnout and safety accidents. The standard 24V DC electric start system has a high one-time start-up success rate, supporting manual operation and automatic mains linkage switching. The optimized circulating water cooling system ensures stable heat dissipation in high-temperature environments, and the Euro 2 emission standard ensures low exhaust emissions, meeting the safety and environmental protection operation requirements of industrial parks, commercial zones and rural construction projects.

3. Main Application Scenarios

With sufficient power reserve, strong load capacity and stable operation performance, the Cummins 4BTA3.9-G2 52kW/65kVA diesel generator set covers industrial production, commercial supporting, field engineering, agricultural breeding, public facility emergency and other fields. It is a versatile and reliable power supply equipment suitable for medium-large factory emergency power supply and outdoor engineering off-grid temporary power generation.

3.1 Medium and Small Industrial Production Enterprises

It is widely used in mechanical processing workshops, packaging factories, food processing plants, plastic products factories, hardware manufacturing and other industrial scenarios. Industrial production has high requirements for power supply continuity and stability, and sudden mains power failure or seasonal power limitation will directly lead to production line shutdown and economic losses. This 52kW turbocharged generator has strong load carrying capacity, which can quickly take over the power supply to ensure the normal operation of production and processing equipment, workshop ventilation systems, water supply and drainage equipment and on-site monitoring systems, effectively avoiding production interruption losses.

3.2 Commercial Complex & Property Supporting Scenarios

Suitable for large shopping malls, supermarket chains, office buildings, hotel resorts, catering complexes and high-end residential communities. These commercial and residential supporting scenarios have dense electrical equipment and diversified power consumption demands. In case of peak power consumption tension, power grid maintenance and sudden power outage, the unit can start up quickly and switch power supply automatically, ensuring the normal operation of lighting, central air conditioning, office equipment, elevator emergency power supply and fire linkage systems, maintaining uninterrupted commercial services and normal community property operation.

3.3 Outdoor Field Engineering & Temporary Construction Projects

For municipal road construction, bridge engineering, railway auxiliary construction, communication base station maintenance, water conservancy projects and field exploration without mains power coverage, this mobile turbocharged diesel generator set serves as the main power supply equipment. It features stable power output, strong anti-interference ability and convenient transportation and hoisting, which can meet the long-term power demand of medium-sized construction machinery, field office equipment and on-site monitoring devices, solving the power supply blank of outdoor off-grid operation.

3.4 Large-scale Agricultural Breeding & Processing Bases

It is an ideal power supply equipment for large-scale livestock and poultry breeding farms, aquatic breeding bases, agricultural product deep processing factories and rural centralized processing workshops. Rural power grids are prone to voltage fluctuation, frequent power outages and peak power limitation. The unit can be used as daily standby and main power supply to ensure the continuous operation of breeding constant temperature equipment, ventilation systems, water supply and aeration equipment, and agricultural processing machinery, avoiding livestock and aquatic product death and material waste caused by sudden power failure.

3.5 Public Facility Emergency Backup Scenarios

It can be used as emergency backup power for township hospitals, community health centers, schools, fire rescue stations, environmental monitoring stations and public service institutions. In sudden power outage emergencies, the unit can respond quickly to provide stable power support for medical rescue equipment, teaching equipment, fire alarm systems and environmental monitoring equipment, ensuring the normal operation of public basic facilities and guaranteeing regional public service safety and emergency response capacity.

4. Core Product Purpose

Positioned as a high-reserve turbocharged Cummins medium-power diesel generator, the 4BTA3.9-G2 model focuses on solving medium and large load power supply demands in multiple scenarios, with core purposes covering industrial emergency guarantee, off-grid main power supply, power grid peak regulation and public safety backup, featuring high practicability and wide scene compatibility.

Firstly, it provides industrial and commercial emergency backup power supply. It is mainly used to respond to sudden power grid outages, seasonal power rationing and grid maintenance power cuts in industrial parks and commercial areas, quickly take over power supply, avoid enterprise production shutdown and commercial service interruption, and provide reliable power safety guarantee for daily operation of enterprises and commercial venues.

Secondly, it acts as long-term prime power for off-grid and weak power grid areas. For remote rural areas, field operation bases, mountain engineering projects and areas with unstable grid voltage, the unit can operate continuously as the main power generation equipment, stably output 50Hz standard voltage, and meet the daily production, processing and living power demand of users.

Thirdly, it undertakespower grid peak shaving and auxiliary power supply. In summer and winter peak power consumption periods and regional power tension stages, the generator set can be started for auxiliary power supply to make up for the insufficient capacity of the mains power grid, effectively preventing equipment overload shutdown and production delay caused by power shortage.

Finally, it provides special industry safety emergency power guarantee. It supports uninterrupted emergency power supply for fire control systems, building elevators, medical emergency devices, environmental monitoring equipment and security monitoring systems in various scenarios, meeting the safety operation specifications of construction, medical, environmental protection and breeding industries.

5. Common FAQ

Q1: What is the practical difference between prime power and standby power of Cummins 4BTA3.9-G2 52kW generator?

The 52kW/65kVA prime power is the continuous operating power allowed for long-term use of the unit, supporting 24-hour uninterrupted operation, which is suitable for daily off-grid main power supply and long-term industrial standby scenarios. The 56kW/70kVA standby power is short-term emergency peak power, only used for temporary overload power supply within 1 hour during sudden power failures, and long-term operation under standby load is not allowed in actual use. To stabilize unit performance and extend service life, it is recommended to control the long-term operating load within 80% of prime power, which can effectively reduce equipment wear and stabilize the fuel consumption of the 65kVA turbocharged diesel generator.

Q2: What are the core advantages of 4BTA3.9-G2 generator compared with same-power naturally aspirated units?

This 4BTA3.9-G2 unit adopts professional turbocharged boost technology, which is the biggest advantage over naturally aspirated generators of the same power. The turbocharged structure improves air intake and combustion efficiency, making the power output more sufficient and the load response more sensitive. It will not stall or drop voltage when encountering sudden load impact, and has stronger adaptability in high-altitude and low-pressure environments. In addition, the optimized fuel supply and cooling system makes the unit run more stably with lower failure rate, which is more suitable for long-term continuous operation in industrial and engineering scenarios.

Q3: What installation and environmental conditions does IP23 4BTA3.9-G2 genset adapt to?

Equipped with IP23 dust-proof and splash-proof protection grade and H-grade high-temperature resistant insulation, this industrial generator has excellent environmental adaptability, working stably in the temperature range of -20℃ to +45℃. It is suitable for fixed indoor installation in factory generator rooms, commercial equipment rooms and property machine rooms. It can also be placed outdoors with rainproof and dustproof awnings for temporary construction power supply. The IP23 structure can resist daily dust accumulation and light rain erosion, fully adapting to open working conditions such as construction sites and breeding farms. It only needs to avoid long-term heavy rain immersion and corrosive gas erosion, and reserve sufficient heat dissipation space during installation to ensure long-term stable operation.