409-900KW diesel generators are available in a wide range of sizes and power ratings to suit different applications. They can be used for standby power, prime power, and continuous power. Standby power refers to the use of a generator as a backup power source for when the primary power source is unavailable. Prime power refers to the use of a generator as the primary power source for a facility or operation. Continuous power refers to the use of a generator to provide power continuously, such as in a mining or construction operation. 409-900KW diesel generators are also available in a variety of configurations, including open-frame and enclosed. Open-frame generators are typically used for outdoor applications and are more affordable than enclosed generators. Enclosed generators are used for indoor applications and provide better sound attenuation and weather protection.
Advantages of 409-900KW
Reliability
409-900KW diesel generators are known for their reliability, durability, and long operational life.
Fuel Availability
Diesel fuel is widely available globally, making it a convenient choice for backup power.
Efficiency
Diesel engines are more fuel-efficient than their gasoline counterparts, resulting in lower operating costs.
High Torque
Diesel engines provide high torque at low speeds, making them suitable for heavy loads and sudden power demands.
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560KVA Diesel Silent GensetEngine brand: WAGNA
Model Number: DC500W-50
Rated Power: 560KVA/450KW
Frequency:50HZ/60HZ
Rated Voltage: 400/230V adjustable
Product Warranty: One Year/1000... -
750KVA Silent type Diesel GeneratorEngine brand: WAGNA
Model Number: DC72W-50S
Rated Power: 750KVA/600KW
Frequency:50HZ/60HZ
Rated Voltage: 400/230V adjustable
Product Warranty: One Year/1000... -
750KVA Silent type Diesel GeneratorEngine brand: WAGNA
Model Number: DL900W-50S
COP: 600KW/750KVA
Frequency: 50HZ/60HZ
Rated Voltage: 400/230V adjustable
Fuel Type : diesel
Product... -
450KVA Diesel GeneratorEngine brand: WAGNA
Model Number: DL400W-50P
Rated Power: 450KVA / 360KW
Frequency:50HZ/60HZ
Control Panel: Deepsea -
500KVA Diesel GeneratorEngine brand: WAGNA
Model Number: DL440W-50P
Rated Power: 500KVA / 400KW
Frequency:50HZ/60HZ
Control Panel: Deepsea -
575KVA Diesel GeneratorEngine brand: WAGNA
Model Number: DL500W-50P
Rated Power: 575KVA / 460KW
Frequency:50HZ/60HZ
Control Panel: Deepsea -
625KVA Diesel GeneratorEngine brand: WAGNA
Model Number: DL550W-50P
Rated Power: 625KVA / 500KW
Frequency:50HZ/60HZ
Control Panel: Deepsea -
700KVA Diesel GeneratorEngine brand: WAGNA
Model Number: DL616W-50P
Rated Power: 700KVA / 560KW
Frequency:50HZ/60HZ
Control Panel: Deepsea -
800KVA Diesel GeneratorEngine brand: WAGNA
Model Number: DL700W-50P
Rated Power: 800KVA / 640KW
Frequency:50HZ/60HZ
Control Panel: Deepsea -
Super Silent Type Airport Generator for SaleEngine brand: WAGNA
Model Number: DL500W-50P
Rated Power: 450KVA /360KW
Frequency:50HZ/60HZ
Control Panel: Deepsea -
Farm / Livestock Use Diesel Generator SetEngine brand: WAGNA
Model Number: DL550W-50P
Rated Power: 500KVA /400KW
Frequency:50HZ/60HZ
Control Panel: Deepsea -
Heavy Duty Diesel GeneratorEngine brand: WAGNA
Model Number: DL400W-50P
Rated Power: 450KVA / 360KW
Frequency:50HZ/60HZ
Control Panel: Deepsea
Wagna 6/8/12L diesel engines are produced with first-class European production processes and German standards, with excellent electrical performance, adapted to the needs of prime and backup use and able to operate under tough climates .
Why Choose Us
Our Factory
WAGNA, an international and professional power solution brand, has been focusing on industrial engine research and development to supply reliable, durable, and environmental power solutions for global users. WAGNA is specialized in design, manufacture, installation and maintenance of engine, alternator, control system and generator sets.
Our Product
WAGNA G series are devoted to developing and applying for renewable energy such as biomass gas, biogas, coal seam gas, petroleum gas and natural gas, and other clean energy, so that WAGNA products can provide a wide range of services in oil and gas exploration, coal mining, agricultural production, animal husbandry, landfills, kitchen waste, urban sewage treatment, etc.
High Quality Standards
In the industry of gasoline portable generator. WAGNA M series meets the world's strictest quality standards, such as CE, UL, etc, It well satisfies the demands of government, enterprise, family, farms in different countries for a variety of application.
Our Certifications
We always attach importance to environmental protection.In the manufacturing industry of the global generating set, Wagna is one of the few manufacturers that truly fully implement ISO14001:2004;ISO9001:2008;CE ; OHSAS18001:2007 management system standard. Now Wagna's staff is working with great enthusiasm to make Wagna become one of the best companies in this field.
Combustion
The process begins with the combustion of diesel fuel within the generator's internal combustion engine. Diesel fuel is injected into the engine's combustion chamber, where it mixes with air and is ignited by a spark plug or compression ignition. This controlled explosion generates high-pressure gases.
Piston Movement
The combustion of diesel fuel pushes a piston within the engine's cylinder. This movement is what converts the chemical energy of the fuel into mechanical energy. Diesel engines are typically of the compression-ignition type, where air is compressed in the cylinder, and the heat of compression causes the diesel fuel to spontaneously ignite.
Crankshaft Rotation
As the piston moves down the cylinder due to the force generated by combustion, it is connected to a crankshaft. The crankshaft is a rotating shaft that converts the linear motion of the piston into rotational motion. This rotation of the crankshaft is what ultimately drives the generator's alternator.
Alternator Operation
The generator's alternator (also known as a generator head) is connected to the crankshaft. It consists of a rotor and a stator. The rotation of the crankshaft causes the rotor to spin within a magnetic field generated by the stator. This relative motion between the rotor and the stator induces an electrical current in the stator windings due to electromagnetic induction. This current is in the form of alternating current (ac).
Voltage regulation
The ac voltage generated by the alternator can vary based on factors such as engine speed and load. To ensure a stable and consistent voltage output, a voltage regulator is used. The voltage regulator adjusts the excitation current supplied to the alternator's rotor, which in turn controls the output voltage.
Conversion to usable electricity
The ac output from the alternator is typically at a relatively high voltage and frequency. In many applications, this voltage needs to be transformed into a more usable form. This is achieved using a transformer and rectifier. The transformer steps down the voltage to a suitable level, and the rectifier converts the ac to direct current (dc), which can then be further converted to the specific voltage and frequency required by the electrical load through additional components such as inverters.
Power distribution
Finally, the generated electricity is sent through electrical circuits and distribution systems to power electrical devices, appliances, or buildings.
Uses of 409-900KW Diesel Generator

Commercial
Most commercial establishments keep everything online, from stock counts to security measures. Even a few minutes of lost power can lead to significant delays in assisting customers and completing time-sensitive operations. A 409-900KW diesel generator keeps business running as usual even when your primary power supply is out of commission.
Construction
When construction crews are breaking new ground, they can’t always rely on a nearby power source to connect their electrical equipment. Even if there is an existing power grid to draw from, it may not be able to handle all the simultaneous power-drawing operations necessary for the project. Still, those tools are vital to a safe, productive working environment that allows crew members to get their jobs done on time.
A 409-900KW diesel generator is portable, so it can go with a construction team to any site and follow them from project to project. A downed or nonexistent power grid will never be the cause of lost time when workers can simply switch to a strong alternative source.
Manufacturing
Manufacturing lines have quotas to meet, and they frequently work with materials that must be processed in a certain way. A lack of power, or even having less power than normal, can lead to inconsistencies in the final output and a lesser-quality result. More than hurting productivity, even one run that results in low-quality products can damage consumer relationships and hurt profits in the long run.
A powerful diesel source with a consistent energy supply helps ensure that customers get the same quality every time, contributing to strong, lucrative relationships.
Oil And Gas
Operations like drilling and pumping require a strong supply of energy — sometimes in areas with no power grid available. Since the machinery involved in drilling generates a high degree of demand, this is an area in which 409-900KW diesel generators excel. Oil and gas are necessary for powering our world, and 409-900KW diesel generators are sometimes the only solution to help drilling companies finish the job with minimal strain on the surrounding resources.
Mining
Like the oil and gas industry, mining usually involves work in locations that don’t have easy access to a power source unless the company brings one along. 409-900KW diesel generators are necessary to allow heavy equipment to drill deep within the earth and reach those natural treasures a company is searching for.
Power Plants
Power plants are vital for entire communities, towns and cities. They need reliable primary and backup power sources to keep their customers happy and ensure critical infrastructure maintains power access in the case of failure. 409-900KW diesel generators are often the only choice powerful enough to fit these needs.
Real Estate Properties
During the process of selling a home, a realtor may be dealing with electrical transitions that leave the property without power for some time. To highlight the best parts of the structure in open houses and showings, electricity is vital for making a good impression. Having a backup generator that can keep the whole house running will likely improve chances of getting an offer or making a sale.

Components of a 409-900KW Diesel Generator
Diesel Engine
This is the heart of the generator, responsible for converting diesel fuel into mechanical energy.
Alternator (Generator)
The alternator consists of a rotor and stator, responsible for converting the mechanical energy from the engine into electrical power.
Voltage Regulator
This component maintains a consistent voltage output by adjusting the excitation of the generator.
Cooling System
Diesel engines generate a significant amount of heat, and efficient cooling systems (air or liquid-based) are critical to prevent overheating.
Fuel System
This includes components like the fuel tank, fuel pump, and injectors responsible for delivering diesel fuel to the engine.
Exhaust System
A diesel engine emits exhaust gases during combustion. An exhaust system removes and directs these gases safely away from the generator.
Control Panel
The control panel houses various instruments and controls for starting, stopping, and monitoring the generator's performance.
Battery And Starter Motor
The battery provides the initial power needed to start the diesel engine, and the starter motor cranks the engine until it's self-sustaining.
Important Steps For Proper Maintenance Of 409-900KW Diesel Generator
Lubrication Service
The engine oil must be checked while powering off the generator at regular intervals using a dipstick. Allow the oil in the upper portion of the engine to drain back into the crankcase and follow the engine manufacturer’s recommendations for api oil classification and oil viscosity. Keep watching the oil level as near as possible to the full mark on the dipstick by adding the same quality and brand of oil. The oil and filter must also be changed at particular time intervals. Check regularly with the engine manufacturer for procedures for draining the oil and replacing the oil filter and their disposal is to be done appropriately to avoid environmental damage or liability.
Cooling System
Check the coolant oil level during shutdown periods at the specified interval. Must be noted these points “remove the radiator cap after allowing the engine to cool, and, if necessary, add coolant until the level is about 3/4 in” and a more critical role in balancing diesel engines require a balanced coolant mixture of water, antifreeze, and coolant additives. Examine the exterior of the radiator for obstructions, and remove all dirt, grimy or foreign material with a soft brush or cloth with caution to avoid damaging the fins. If available means, use the low-pressure compressed air or a stream of water in the opposite direction of normal airflow to clean the radiator.
Fuel System
This is the important point when it comes to the maintenance of 409-900KW diesel generators. Diesel is subject to contamination and corrosion within a period of time is one year, and therefore regular generator set exercise is highly recommended to use up stored fuel before it degrades. The fuel filters should be drained at the designated intervals due to the water vapor that accumulates and condenses in the fuel tank. Better check regularly testing and fuel polishing may be required if the fuel is not used and replaced in three to six months.
Testing Batteries
If the battery’s charges reach the dead-end level is a common cause of standby power system failures. The battery must be kept fully charged and well-maintained at an all-time 40% to 100% to avoid regular testing and inspection to know the current status of the battery and avoid low battery levels.
Routine Engine Exercise
Regular exercising keeps the engine parts lubricated and thwarts oxidation of electrical contacts, uses up the fuel before it deteriorates, and helps to provide 409-900KW diesel generator maintenance to reliable engine starting. Engine exercise is recommended to be executed 15 days once or 25 days once for a minimum of 30 min
Keep Your 409-900kw Diesel Generator Clean
Maintain your engine all-time nice and clean because it will be taken care of oil drips and other issues. Check day-by-day hoses and belts that are in good condition or not. Frequent checks can keep better conditions and other nuisances from nesting in your equipment. However, the generator users thought is a generator set that is rarely used and might not need a lot of care. So, please avoid this kind of thought and keeps regular maintenance of 409-900KW diesel generators based on manufacturer guidelines.
Exhaust System Inspection
In case of any leaks along the exhaust line which usually occur at the connection points, the welds, and the gaskets. Find the place of leakages and repair them immediately by a technician.
Operating Inspections
When the 409-900KW diesel generator is running these guidelines should be inspected in operation inspection.
Pre-start Checks
Check the fuel level and ensure there is an adequate supply. Inspect the engine oil level and make sure it's within the recommended range. Check the coolant level and ensure it's sufficient for operation. Inspect the battery connections and make sure they are secure and corrosion-free. Check the air intake and exhaust systems for obstructions.
Switch To Manual Mode
Before starting, make sure the generator is in manual operation mode.
Prime The System
If the 409-900KW diesel generator set has a priming pump, prime the fuel system to remove any air.
Turn On The Battery
Turn on the battery switch or connect the external starting batteries.
Start The Engine
Engage the starter motor or push the start button to crank the engine.
Monitor The Start-up
Observe the engine during startup to ensure it runs smoothly and check for any unusual sounds or vibrations.
Switch To Auto Mode
After the engine is started and stabilized, switch the generator set to auto mode to supply power automatically.
Monitor Parameters
Monitor the generator set's voltage, frequency, current, and other parameters to make sure they are within the normal range.
Warm Up The Engine
Allow the engine to warm up for a few minutes before loading any loads.
Connect The Load
Gradually connect electrical loads to the generator set to avoid sudden surges.
Monitoring And Maintenance
Continuously monitor the status of the generator set while it is running to quickly find out and resolve any alarms or issues that may arise.
Shutdown Procedure
When the generator set is not needed, follow the correct shutdown procedures to ensure the safety and preservation of the equipment.
4 Stages of 409-900KW Diesel Generator in Combustion Process
The combustion process of 409-900KW diesel generator sets is generally divided into four stages: ignition delay period, rapid burning period, slow burning period and post-burning period. In these four stages, the specific performance of each combustion stage is different. Starlight will take you to understand the performance of each combustion stage, so as to help customers figure out what working state the unit is in.
The ignition delay period refers to a series of physical and chemical preparation processes from the start of fuel injection to ignition, during which it undergoes a series of physical and chemical preparation processes such as spraying, heating evaporation, diffusion, mixing and initial oxidation. It is an important parameter of the combustion process and has a direct impact on the characteristics of the combustion and heat release process of the generator.
The fuel injected into the combustion chamber during the ignition delay period burns almost at the same time during the rapid combustion period, so the heat release rate is very high and the pressure rise is also very fast.
The combustion of the fuel in the retard phase depends on the speed of mixing. Therefore, strengthening the air disturbance in the combustion chamber and accelerating the mixing of air and fuel play an important role in ensuring that the fuel burns quickly and completely near the top dead center.
The mixing and combustion time of the unit is very short, so that some fuels cannot be burned in time near the top dead center, and the heat released in the later stage of the expansion stroke cannot be fully utilized. Therefore, it is necessary to avoid fuel combustion in the post-combustion period as much as possible.
Among the four stages, the first three stages are the main stages of fuel combustion in 409-900KW diesel generator sets. During operation, it is necessary to ensure that the fuel is burned out in time in these three stages, so as to make full use of the fuel and achieve the best working efficiency of the generator set.
Certificate

Our factory
WAGNA, an international and professional power solution brand, has been focusing on industrial engine research and development to supply reliable, durable, and environmental power solutions for global users. WAGNA is specialized in design, manufacture, installation and maintenance of engine, alternator, control system and generator sets. In the field of diesel generators. WAGNA D-series products provides power solutions for different kinds of power supply needs, including building construction, medical institution, road transport, industrial, oil exploration, mining, telecommunication, national defense, outdoor engineering etc. With capability of 120% overload. Wagna provides more possibilities for future expanding and stabilities of performance. In the industry of gasoline portable generator. WAGNA M series meets the world's strictest quality standards, such as CE, UL, etc, It well satisfies the demands of government, enterprise, family, farms in different countries for a variety of application. Because of its reliability, convenience and economy, it is also widely used in residential emergency, outdoor construction, etc.
FAQ
Guangdong Wagna Power Technology Co., Ltd. is well-known as one of the leading 409-900kw manufacturers and suppliers in China. If you're going to buy durable 409-900kw at competitive price, welcome to get more information from our factory.
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