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Emergency power supply guarantee: the important role of diesel generator sets

Jul 24, 2025

In modern society, electricity has become an indispensable core element in daily life and industrial production. However, sudden power outages may lead to catastrophic consequences, especially in emergency situations such as natural disasters, extreme weather or power grid failures. At this time, how to quickly restore power supply and ensure the stable operation of infrastructure has become the most critical task. In this context, diesel generator sets, as a flexible, efficient and reliable emergency power solution, are widely used in various fields, providing strong guarantees for the normal operation of society.

Basic principles and characteristics of diesel generator sets

Diesel generator sets consist of diesel engines and generators. The working principle is simple and efficient: the engine is driven by diesel combustion, which is converted into mechanical energy, and then converted into electrical energy for various loads. Its advantages are rapid startup, stable operation, and strong adaptability. Compared with other power generation methods, diesel generator sets have shown unique advantages in emergency power supply:

1. Rapid startup: One of the biggest features of diesel generator sets is its extremely fast startup speed. Usually, it only takes a few seconds from startup to power generation. This makes diesel generator sets the preferred equipment in emergency scenarios, especially in emergency situations such as natural disasters, where power supply can be quickly restored.

2. Efficient and reliable: Diesel generator sets have high fuel efficiency and can maintain low operating costs even when running at full load. Compared with other power generation equipment, it shows higher reliability and stability when working continuously, and can ensure long-term uninterrupted power output.

3. Strong adaptability: Diesel generator sets can operate in various complex environments, including extreme temperature, humidity, wind and other environmental conditions. This makes it suitable not only for emergency power supply in cities, but also for remote areas, mountainous areas and temporary construction sites.

4. Easy maintenance: Diesel generator sets are relatively simple to maintain and maintain, and many devices are equipped with automatic monitoring systems that can promptly remind users to perform maintenance or detect potential faults, reducing the risk of unexpected downtime.

Model Prime Power(KVA)
FD-YC40 40
FD-YC50 50
FD-YC55 55
FD-YC60 60
FD-YC75 75
FD-YC88 88
FD-YC100 100
FD-YC110 110
FD-YC130 130
FD-YC150 150
FD-YC170 170
FD-YC175 175
FD-YC180 180
FD-YC200 200
FD-YC225 225
FD-YC250 250
FD-YC300 300
FD-YC350 350
FD-YC375 375
FD-YC400 400
FD-YC450 450
FD-YC485 485
FD-YC500 500
FD-YC560 560
FD-YC575 575
FD-YC600 600
FD-YC625 625
FD-YC685 685
FD-YC750 750
FD-YC800 800
FD-YC875 875
FD-YC900 900
FD-YC960 960
FD-YC1000 1000
FD-YC1100 1100
FD-YC1200 1200
FD-YC1250 1250
FD-YC1360 1360
FD-YC1400 1400
FD-YC1500 1500
FD-YC1600 1600
FD-YC1850 1850
FD-YC1900 1900
FD-YC2200 2200
FD-YC2400 2400
FD-YC2650 2650
FD-YC2900 2900
FD-YC3000 3000
FD-YC3300 3300
FD-YC3600 3600
Model Rated power/speed
(KW/rpm)
Maximum power/speed
(KW/rpm)
YC4D60-D21 40/1500 44/1500
YC4D65-D20 44/1800 48/1800
YC4D80-D34 53/1500 59/1500
YC4D90-D34 60/1500 66/1500
YC4D105-D34 70/1500 77/1500
YC4D120-D31 80/1500 88/1500
YC4D140-D31 100/1500 110/1500
YC4A140L-D25 100/1500 110/1500
YC4D180-D33 120/1800 132/1800
YCD6Q23H8-210 140/1500 154/1500
YC6A230L-D20 155/1500 170.5/1500
YC6A230-D30 155/1500 171/1500
YC6A245L-D21 165/1500 181/1500
YCD6Q33H6-260 190/1500 209/1500
YC6A305-D32 203/1800 223/1800
YC6MK360L-D20 235/1500 251/1500
YC6MK420L-D20 281/1500 309/1500
YC6MK450-D30 301/1500 331/1500
YC6MJ500-D30 334/1500 367/1500
YC6MJ540-D30 365/1500 402/1500
YC6MJ600-D30 401/1500 441/1500
YC6T660L-D20 441/1500 485/1500
YC6K660-D30 441/1500 490/1500
YC6TD780-D31 520/1500 572/1500
YC6TD780-D31 520/1500 572/1500
YC6TC840-D31 561/1500 616/1500
YC6TD840-D31 561/1500 616/1500
YC6TD900-D31 605/1500 665/1500
YC6TD1000-D30 668/1500 735/1500
YC6TH1070-D31 715/1500 787/1500
YCDV270A3H-1200 800/1500 880/1500
YC6TH1220-D31 815/1500 897/1500
YCDV270A3H-1320 880/1500 968/1500
YCDV270A3H-1320 880/1500 968/1500
YC12VTD1500-D31 1000/1500 1100/1500
YC6C1660-D31 1110/1500 1221/1500
YC6C1660-D31 1110/1500 1221/1500
YC12VTD1860-D33 1240/1800 1364/1800
YC12VTD2000-D30 1345/1500 1480/1500
YC12VC2070-D31 1380/1500 1520/1500
YC12VC2170-D33 1450/1200 1595/1200
YC12VC2510-D31 1680/1500 1850/1500
YC12VC2700-D31 1805/1500 1985/1500
YC12VC3000-D30 2005/1500 2206/1500
YC16VC3300-D31 2205/1500 2426/1500
YC16VC3600-D31 2405/1500 2646/1500
YC16VC4000-D31 2673/1500 2940/1500
YC16VC4200-D30 2808/1500 3089/1500
YC16VC4500-D30 3010/1500 3311/1500
YC16VC4900-D30 3280/1500 3608/1500

The role of diesel generator sets in emergency power supply

Post-disaster emergency power restoration: Rapid restoration of social functions

Natural disasters such as earthquakes, typhoons, and floods usually have a devastating impact on power infrastructure. At this time, diesel generator sets can be put into use quickly as emergency power sources to restore power supply. The rapid startup characteristics of diesel generator sets make them key equipment for restoring power supply after disasters.

For example, after sudden earthquakes or floods, power facilities are often damaged to varying degrees, resulting in large-scale power outages. Diesel generator sets can start up in seconds and provide power guarantee for post-disaster rescue command centers, temporary settlements, and residential areas. In the rescue process, the role of generator sets is crucial. It not only provides power support for communication equipment and medical facilities, but also provides basic lighting and daily necessities for residents in disaster areas.

Hospitals and critical infrastructure: protecting life safety

In many emergency situations, the power supply of critical infrastructure such as hospitals is crucial, and any power outage will have serious consequences. For example, in operating rooms, intensive care units and other medical facilities, life support systems, ventilators and other equipment need to be powered on continuously to ensure patient safety. In this case, diesel generator sets provide hospitals with the necessary power guarantee.

Whether it is a large city hospital or a clinic in a remote area, diesel generator sets are usually used as backup power systems, which are immediately activated when the mains power supply is interrupted to ensure that key equipment such as medical monitoring instruments and surgical lights can continue to operate.

Data centers and communication facilities: ensuring information flow

In the information age, the power supply of data centers and communication facilities is extremely important. Data loss, network interruption or communication failure may cause huge social and economic losses. In order to ensure the stability of data and communication, many data centers and communication base stations use diesel generator sets as emergency backup power supplies to ensure 24-hour uninterrupted power supply.

For example, when there is a problem with the power grid or a power outage occurs, the diesel generator sets will start quickly and take over the power supply to avoid data loss or business interruption caused by power outages. Many leading global Internet companies, such as Google and Amazon, deploy diesel generator sets in their data centers to ensure the continued stability of global services.

Industry and construction sites: ensuring normal production and construction

In construction sites and industrial production lines, power outages may cause project delays, equipment damage, and even safety hazards. Especially in remote areas, where there is less reliance on municipal power grids, diesel generator sets are usually the main source of electricity. In this case, diesel generator sets can provide stable power for construction equipment, welding machines, lighting, etc., ensuring the normal operation of the construction site.

In many large-scale construction projects, diesel generator sets are often used in combination with other backup power systems as an important guarantee for the smooth progress of the project. For example, equipment such as cranes and concrete mixers on construction sites require a stable power supply, and the power provided by diesel generator sets is not only stable and reliable, but also effectively avoids the impact of municipal power instability on the project.

Emergency backup for grid fluctuations: ensuring stable operation of equipment

Even in daily operations, fluctuations in the power grid may cause damage to industrial equipment, precision instruments and production lines. As a backup power source, diesel generator sets can switch power supply in time when abnormal fluctuations occur in the power grid to ensure the normal operation of equipment and production lines. Especially in those industries with extremely high requirements for power supply, such as semiconductor manufacturing, power electronics, etc., the emergency role of diesel generator sets is particularly important.

In this application scenario, diesel generator sets are not only emergency power sources for power outages, but can also prevent damage to equipment caused by voltage fluctuations, ensuring that the company's production and operations are not affected.