The box of low noise portable generator has safety protection functions. There is fireproof rock wool and a fire extinguisher interface inside the box. These can reduce the risk of fire.The cabinet of the generator is equipped with an emergency stop button. You can quickly shut down the operation when a sudden fault occurs.The door lock design of the box can prevent non-professionals from incorrect operation. This ensures safety during use.
If you want to find a diesel engine that is safe, efficient and low-noise, our diesel engine will be your must-have first choice for essential needs.

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Technical parameters of genset |
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Unit model: HCG680-K |
Steady-state voltage regulation (%): ≤±1 |
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Output power: 680KW |
Voltage fluctuation rate (%): ≤±0.5 |
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Power factor: COSΦ=0.8 (lagging) |
Transient voltage regulation rate (%): +20~-15 |
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Output voltage: 400V/230V |
Voltage stabilization time (s): ≤1 |
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Output current: 1224A |
Steady-state frequency adjustment rate (%): ≤±1 |
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Rated frequency: 50Hz |
Frequency fluctuation rate (%): ≤±0.5 |
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Rated speed: 1500rpm |
Transient frequency adjustment rate (%): +10~-7 |
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Fuel brand: (standard) 0# light diesel (normal temperature) |
Frequency stabilization time (S): ≤3 |
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Dimensions:4500×1700×2400(L×W×H mm) |
Fuel consumption (100% load): 209g/kW·h |
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Unit weight: 8500kg |
Noise (LP7m): 95dB (A) |
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Diesel engine technical parameters |
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Speed: 1500rpm |
Cooling method: closed water circulation cooling |
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Diesel engine model: KTA38-G2A |
Diesel engine power: 814KW |
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Cylinder number/lift structure: 12/Vtype |
Speed regulation mode: electronic speed regulation |
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Cylinder stroke: 159×159 mm |
Intake mode: turbocharged |
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Compression ratio: 13.9:1 |
Overload capacity: 110% |
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Starting method: DC24V electric start |
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Generator technical parameters |
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Output factor: COSΦ=0.8 (hysteresis) |
Protection level: IP22 |
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Motor model: SWT634C-680 |
Wiring method: three-phase four-wire, Y-type connection |
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Rated power: 680kW |
Regulation method: AVR (Automatic Voltage Regulator) |
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Rated voltage: 400V/230V |
Output frequency: 50Hz |
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Insulation grade: H |
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◆ For small and medium-sized soundproof boxes, wheels or lifting rings can be added to their bases. This makes it easy to move them to temporary power supply scenarios, such as outdoor construction and emergency rescue.
◆ Large-sized models adopt a modular design. Whether it is transportation or on-site assembly, it is more convenient.
◆ A low noise portable generator has a built-in low-noise fan. It works with the optimized air duct. The fan draws cold air into the cabinet and carries away heat. This prevents the diesel engine from losing efficiency or being damaged due to high temperatures.Some models of silence generators are equipped with combined water-cooled/air-cooled heat dissipation. This meets the heat dissipation needs of high-power diesel engines.
◆ The low noise portable generator has a user-friendly maintenance design. It has reserved access doors and observation windows. These make it easy for staff to check the status of the diesel engine.It is equipped with special interfaces. You can refuel and connect wires without opening the cabinet.
◆ Some models also integrate a control cabinet. You can directly monitor the operating parameters of the diesel engine through it.

