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Product Overview

The JAE-500GFL is a second-hand low-speed gas engine generating set — a reciprocating gas engine unit, not a gas turbine unit. It is widely applied for distributed power generation, biogas power plant, natural gas power generation, coalbed methane utilization and industrial self-provided power station projects. This unit is also applicable for captive power plant, industrial power station, power generating unit, power generation equipment, gas cogeneration plant and waste heat power plant projects, offering operators a versatile, low-cost energy solution.

For buyers evaluating options across gas power plant, gas-fired power plant, combined cycle power plant and CCPP gas power plant schemes, this reciprocating gas engine is a dependable and economical alternative. It is especially attractive for distributed energy development where a full gas turbine unit would be oversized or overpriced.

Main Parameters

• Rated active power: 500kW
• Rated apparent power: 625kVA
• Power factor: 0.8
• Rated speed: 600rpm
• Output: Three-phase 400V low voltage, 50Hz, rated current 902A, star connection
• Alternator model: 1FC6506-3LA42-Z, manufactured by Liuzhou Jiali under Siemens technology — brushless 3-phase synchronous alternator, insulation class F, protection IP23, mounting form IM B20
• AC exciter: 100V, 6.5A
• Bearings: 6326/C3 (drive end), 6322/C3 (non-drive end)
• Lubrication: ZL-3 lithium grease, re-grease every 3000 operating hours
• Engine brand: Jiangsu Antai, Model JAE-500GFL
• Fuel options: natural gas, biogas, coalbed methane
• Ignition type: spark ignition
• Production year: 2014

Product Advantages

1. Low-Speed Design for Reliable 24/7 Power Supply

The 600rpm low-speed design delivers low vibration and low mechanical loss, supporting long-time continuous operation for 24/7 power supply. This makes the JAE-500GFL ideal for power plant and power station projects that demand dependable, uninterrupted electricity — from small industrial power station sites to remote distributed energy facilities.

2. Brushless Alternator, Reduced Maintenance

The brushless synchronous alternator removes carbon brush wear issues, significantly reducing maintenance workload and downtime while improving overall equipment reliability. This makes the unit particularly suitable for power plant renovation and power plant retrofit of small industrial power facilities, where keeping operational costs low and availability high is critical.

3. Multi-Fuel Compatibility & High Efficiency

The JAE-500GFL supports biogas, natural gas and coalbed methane, offering high fuel efficiency and enabling clean energy recovery and energy saving. It performs well in natural gas power plant and fossil fuel power plant scenarios, helping operators convert otherwise wasted gas resources into useful electricity while supporting clean energy initiatives.

4. Robust Protection for Power House Environments

With F-class insulation and IP23 protection, the unit delivers strong heat resistance and dust & water splash resistance. It maintains stable performance in indoor power house environments of combined heat and power plant and CHP plant facilities, where consistent operation under demanding conditions is essential for gas cogeneration plant applications.

5. Proven Second-Hand Performance, Lower Investment

As a used gas engine with proven operating performance, this unit offers much lower investment cost than a new gas generator set. It is ideal for distributed energy projects, farm biogas stations, mining power supply and factory backup power applications. For buyers who do not need the scale of a gas turbine unit, this reciprocating engine represents a cost-effective alternative solution alongside used gas turbine, refurbished gas turbine, gas turbine generator set and gas turbine unit options.

Why Consider This Unit for Your Power Plant Project

• Low capital outlay: A proven second-hand gas engine costs far less than new generation equipment, improving the project capital payback period.
• Fuel economy: Burns natural gas, biogas and coalbed methane at high efficiency, lowering operating costs for fossil fuel power plant and natural gas power plant owners.
• Minimal downtime: The brushless alternator and robust build keep the power generating unit running with less maintenance.
• Broad applicability: Suitable for captive power plant, industrial power station, waste heat power plant, gas cogeneration plant and distributed power generation projects.
• Reliable power: The low-speed design supports continuous long-term operation for critical industrial and remote facilities.

Key Considerations & Technical Notes

• This is a gas engine generating set, not a gas turbine — choose this unit when you need modular, low-cost, multi-fuel power generation at the 500kW scale.
• For large-scale gas-steam combined cycle power plant or heavy industrial loads requiring higher capacity, a heavy duty gas turbine or additional generating units may be required.
• Verify fuel gas quality, site conditions and grid connection requirements before installation to ensure stable performance in your industrial self-power scheme.

Conclusion

The used JAE-500GFL 500kW reciprocating gas engine generator set is a smart, cost-effective choice for operators seeking reliable distributed power generation. It combines proven second-hand value, multi-fuel flexibility, low maintenance and robust protection — ideal for biogas power plant, natural gas power generation, coalbed methane utilization and captive power plant projects. Whether you are planning a power plant retrofit, an industrial power station upgrade, or a new distributed energy project, this unit offers dependable performance at a fraction of the cost of new gas turbine or gas generator set equipment.

Contact our team to discuss specifications, site suitability and how this gas engine generating set can support your gas power plant and combined heat and power plant requirements.