KDGH400-NG 50HZ
Ratings
| Rated Power | kVA | 500 |
| kW | 400 | |
| Voltage type | 50Hz,380/220V, 3 phases and 4 wires | |
Performance Data
Engine Brand & Model HGKT38 Alternator Brand & Model LSA47.2M7/400KW Control System Deepsea DSE6120 Standard Noise Level@7m (Soundproof Sets) 75 dBA Circuit Breaker Type 3 Poles MCCB Frequency & Phase 50hz 3Phases + 4Wires Engine Speed (RPM) 1500 Fuel Consumption (Nm3/hr)-100% Load 115
Dimensions and Weights
Content Open type Soundproof Sets Dimensions: (mm) L 4200 6058 W 2010 2438 H 2480 2591 Weights (kg) 6080 8700
camda-Selective Catalytic Reduction,NOX :
Adopting selective catalytic reduction(SCR) technolgy to make the NOX emissions of gen-set meet the Beijing issued the 《fixed internal combustion engine air pollutant discharge standards》 (DB11/1056-2013) Table 1 internal combustion engine air pollutants maximum allowable emission concentration of emission requirements, that is, NOX emissions ≤ 75 mg/m3, ammonia escape ≤ 2.5 mg/m3.
Technology Features:
With perfect manufacture, there are following advantages on this system:
Each SCR system works independently, which provides the highest availability of the system.
Each SCR system is a complete system, which fulfills denitration function.
Individual sections are compacted, which is an accurate denitration system.
Hot Tags: 400 KW Gas Generator, China, suppliers, manufacturers, factory
400 KW Gas Generator: Complete industrial power generation Technical Guide
A 400 KW Gas Generator is a high-performance industrial power generation system designed to produce stable and efficient electricity using gaseous fuels such as natural gas, biogas, landfill gas, or syngas. It is widely used in manufacturing plants, commercial buildings, data centers, hospitals, agricultural operations, and renewable energy facilities.
As global industries transition toward cleaner and more efficient energy systems, gas-powered generators have become a key component of distributed energy infrastructure. The 400 KW capacity class is especially important because it provides a balance between medium and large-scale industrial power demand, ensuring continuous operation with optimized fuel consumption and reduced emissions.
Compared with diesel generators, a 400 KW gas generator offers cleaner combustion, lower operational noise, and improved long-term cost efficiency, making it suitable for environmentally conscious industrial applications.
What Is a 400 KW Gas Generator?
A 400 KW Gas Generator is an internal combustion engine-based system that converts chemical energy from gaseous fuel into mechanical energy, which is then transformed into electrical energy through an alternator.
Industrial electricity generation
Backup and emergency power supply
Continuous 24/7 power operation
Peak shaving energy support
Combined heat and power (CHP) applications
Distributed energy generation systems
This makes it a versatile solution for both grid-connected and off-grid applications.
Importance of 400 KW Gas Generator in Industrial Energy Systems
Industrial energy demand is increasing rapidly, and reliable power systems are essential for uninterrupted operations.
Ensures continuous electricity for critical industrial operations.
Can operate using multiple gas sources:
Natural gas
Biogas
Landfill gas
Industrial waste gas
Produces significantly fewer pollutants compared to diesel systems.
Reduces electricity procurement and fuel expenses.
Provides independence from unstable grid supply.
Working Principle of 400 KW Gas Generator
The operation of a gas generator involves a multi-stage energy conversion process.
Fuel gas is delivered from pipelines, storage tanks, or biogas systems.
Before combustion, gas is treated through:
Pressure regulation
Moisture removal
Filtration of impurities
Gas is mixed with air and ignited inside engine cylinders.
The combustion process drives pistons to generate rotational energy.
The alternator converts mechanical energy into electrical power.
Electricity is supplied to industrial loads or connected to the grid.
Key Components of 400 KW Gas Generator
The core power source of the generator.
Features:
High thermal efficiency
Continuous operation capability
Turbocharged performance (optional)
Low emission combustion system
Converts mechanical energy into electricity.
Features:
Three-phase output
Voltage stability control
High insulation rating
Industrial-grade durability
Modern PLC-based intelligent control panel.
Functions:
Automatic start/stop
Load monitoring
Fault detection
Remote control capability
Frequency regulation
Maintains safe operating temperature.
Types:
Water cooling system
Radiator cooling system
Heat exchanger system
Reduces friction and extends engine lifespan.
Ensures stable air-fuel mixture for efficient combustion.
Technical Specifications of 400 KW Gas Generator
Rated Power | 400 KW |
Standby Power | 440 KW |
Frequency | 50 Hz / 60 Hz |
Voltage | 400V / 415V / 480V |
Power Factor | 0.8 |
Fuel Type | Natural Gas / Biogas / Landfill Gas |
Engine Type | Gas Internal Combustion Engine |
Starting Method | Electric Start |
Cooling System | Water Cooled |
Operation Mode | Continuous Duty |
Speed | 1500 / 1800 RPM |
Protection Class | IP23 |
Control System | PLC Intelligent Controller |
Performance Characteristics
Maintains stable voltage and frequency under varying load conditions.
Efficiency depends on fuel quality and engine tuning.
Low Quality Gas | Moderate |
Standard Gas | Good |
High Methane Gas | Excellent |
Designed for continuous operation between 25%–100% load.
Gas Consumption Rates
25% Load | 70–90 m³/h |
50% Load | 110–140 m³/h |
75% Load | 160–190 m³/h |
100% Load | 200–240 m³/h |
Advantages of 400 KW Gas Generator
Provides reliable industrial-scale electricity.
Cleaner combustion compared to diesel generators.
Supports multiple gas types.
Designed for 24/7 industrial usage.
Reduces long-term energy costs.
Ensures consistent power quality.
Applications of 400 KW Gas Generator
Supports heavy machinery and production lines.
Ensures uninterrupted IT operations.
Provides critical backup power for medical equipment.
Used for peak load management.
Utilizes biogas for renewable energy production.
Converts landfill gas into usable electricity.
Supports large-scale farming energy needs.
Combined Heat and Power (CHP) Applications
The 400 KW gas generator is widely used in CHP systems.
Higher total energy efficiency
Reduced fuel consumption
Heat recovery utilization
Lower operational costs
Engine Cooling Water | Heating systems |
Exhaust Gas | Industrial processes |
Lubrication Oil | Hot water production |
Installation Requirements
Proper ventilation
Stable foundation
Safe gas handling area
Maintenance accessibility
Circuit breakers
Grounding system
Distribution panel
Protection devices
Stable gas supply is essential for continuous operation.
Maintenance Requirements
Oil level inspection
Temperature monitoring
Gas pressure verification
Filter cleaning
Cooling system inspection
Electrical connection check
Sensor calibration
Lubrication system check
Ignition system inspection
Engine overhaul
Alternator testing
Full system evaluation
Safety Considerations
Methane detection systems must be installed.
Emergency shutdown and fire suppression systems are required.
Proper grounding and overload protection are essential.
Environmental Benefits
Lower CO₂ and NOx emissions compared to diesel systems.
Supports biogas and landfill gas utilization.
Transforms waste gas into electricity.
Economic Benefits
Reduces dependency on grid electricity.
Provides long-term financial returns.
Uses low-cost or waste gas sources.
Comparison with Diesel Generators
Emissions | Low | High |
Fuel Cost | Lower | Higher |
Noise Level | Low | High |
Maintenance | Moderate | High |
Efficiency | High | Moderate |
Future Development Trends
The gas generator industry continues to evolve rapidly.
IoT-based real-time monitoring.
Predictive maintenance and efficiency control.
Integration with solar and battery storage.
Advanced combustion and exhaust treatment systems.
Frequently Asked Questions (FAQ)
It is an industrial generator that produces electricity using gas fuel.
Natural gas, biogas, landfill gas, and industrial waste gas.
Yes, it is designed for 24/7 operation.
Approximately 200–240 m³/h at full load.
Yes, it produces lower emissions than diesel systems.
Yes, it is widely used in combined heat and power applications.
The 400 KW Gas Generator is a powerful and efficient industrial energy solution designed for stable and continuous electricity production. With its fuel flexibility, low emissions, and high operational efficiency, it plays a critical role in modern distributed energy systems.
Its ability to support multiple industries, combined heat and power applications, and renewable gas utilization makes it an essential technology for sustainable industrial development and long-term energy security.
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