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GE 50NG&NGS- YC4D90NL-M-EN

50NG/50NGS Natural gas Generator Set Main configuration and features: •  Highly efficient gas engine. & AC synchronous alternator. •  Gas safety train and gas protection device against leakage. •  Cooling system suitable for ambient temperature up to 50℃. •  Strict shop test for all gensets. •  Industrial silencer with silencing ability of 12-20dB(A). •  Advanced engine control system: ECI control system including: ignition system, detonation control system ,speed control system , protection system,air/fuel ratio control system and cylinder temp.  •  With cooler and Temperature Control System to make sure the unit can work normally at 50℃ environment temperature.  •  Independent electrical control cabinet for remote control. •  Multi-functional control system with simple operation. •  Data communication interfaces integrated into control system. •  Monitoring battery voltage and charging automatically.
Unit type data  
Fuel type  

Natural gas

Equipment type  

50NG/50NGS

Assembly   

Power supply

 + Heat Dissipation System+ Control cabinet

Genset compliance with standard

ISO3046,ISO8528,GB2820, CE,CSA,UL,CUL

Continuous output   
power modulation      

50%

   

75%

   

100%

Electrical output kW

25

82

37.5

118

50

155

Fuel use  kW
Efficiency in mains parallel mode  
Continuous output                                      

50%

   

75%

   

100%

Electrical efficiency                                   %

29.2

31.2

32.3

Current(A)/ 400V / F=0.8                    

43

67

90

Special statement 1、   The technical data are based on natural gas with a calorific value of 10 kWh/Nm³ and a methane no. > 90% 2、   The technical data indicated is based on standard conditions according to ISO8528/1, ISO3046/1 and BS5514/1 3、   The technical data is measured in standard conditions: Absolute atmospheric pressure:100kPa       Ambient temperature:25°C Relative air humidity:30% 4、   Rating adaptation at ambient conditions according to DIN ISO 3046/1.The tolerance for the specific fuel consumption is + 5 % at rated output. 5、   Dimension and weight above are just for standard  product and may be subject to change. As this document is used only for presale reference, take the specification supplied by Smart Action before ordering as final. 6、   The applicable ambient temperature is -30 ° C ~ 50 ° C; when the ambient temperature exceeds 40 ° C, the rated power is reduced by 3% for every 5 ° C increase in temperature. Applicable altitude is less than 3000 meters; when the altitude exceeds 500 meters, the rated power is reduced by 5% for  every 500 meters of height.
Gas Data
Fuel

[1]

                                                        Natural gas  
Gas intake pressure

5Kpa~50Kpa

Methane volume content

 ≥ 80%

Low heat value(LHV)

Hu ≥ 31.4MJ/Nm3

Gas Consumption per hour at 50% load                                              at 75% load                                              at 100% load  

8.5 m3  

12.5 m3

16 m3

[1] After the Natural gas components need to be provided by users, the relevant data of the technical manual will be revised.Gas hoses are ECER110 approved. Components in the gas train meet Directive 90/356/EWG.
Service
Oil level (ambient temperature is higher than minus 5°C/ ambient temperature is[2] lower than minus 5°C)            API 15W-40 CF4 /API 10W-30 CF4               
Lubricating oil capacity min./max.

9 L / 11 L

Coolant capacity

32 L

Coolant type

50% softened water and 50% anti-freezing solution (ethylene glycol, with the concentration of the anti-freezing solution between 40%-68% )

installation room ventilation  (inlet air volume flow )

>7500 m³/h 

[2] The oil standard refers to factors such as local ambient temperature and air pressure.
AC alternator performance data Efficient gas engine  
Alternator brand

MECC ALTE

  Engine brand

YC

Motor typeVoltage(V)

ECO32-3L/4

  Engine modelEngine type

YC4D90NL-D30

4 cylinders inline, Exhaust turbocharger with water-cooled turbine

housing

380 400 415 440
Rating (H) KW prime power  

60

60

60

56

Bore x stroke (mm)

108mm×115mm

Rating (H) KVA prime power     75

75

75

70

Displacement (L)

4.2

Alternator efficiency (%)Power factor 90.6 90.7 90.4 90.2 Compression ratioRated output power

11.5 60kW/1500rpm

0.8   
Wiring connection D/Y     Oil consumption max.(kg/h)

0.3

Rotor insulation class

H class  

  Min Intake flow, (kg/h)

343

Temperature-rise rating  

F class  

  Ignition method

Electrically controlled single cylinder independent high-energy ignition  

Excitation method

Brush-less  

  Fuel control mode

Equivalent combustion, closed loop control  

Rated speed(min-1 1500    Speed regulation mode

Electronic governor

Housing protection IP23     

 

Alternator compliance withGB755, BS5000, VDE0530, NEMAMG1-22, IED34-1, CSA22.2 and AS1359 standard.  In case of nominal mains voltage variations by ± 2%, an automatic voltage regulator (AVR) must be used.  

 

Scope of Supply
  Engine Alternator                          Canopy and base                      Electrical cabinet
  Gas engine Ignition system Lambda controllerElectronic governor actuatorElectrical start motorBattery system AC alternatorH class insulationIP55 protectionAVR voltage regulatorPF control  Steel sheel base frameEngine bracket Vibration isolators Soundproof canopy (optional)Dust filtration (optional) Air circuit breaker7-inch touch screenCommunication interfaces  Electrical switch cabinetAuto charging system
  Gas supply system Lubrication system Standard voltage Induction/exhaust system
  Gas safety trainGas leakage protectionAir/fuel mixer Oil filterDaily auxiliary oil tank (optional)Auto refilling oil system 380/220V400/230V415/240V   Air filterExhaust silencerExhaust bellows
  Gas Train    Service and documents   
  Manual cut-off valve2~7kPa pressure gaugeGas filterSafety Solenoid valve (anti-explosion type is optional) pressure regulatorFlame arrestor as option Tools package                                                  Engine operation  Installation and operation manual                Gas quality specification  Maintenance manual                                      Control system manual  Software manual                                             After service guide  Parts manual                                                    Standard package
Optional configuration
  Engine Alternator Lubrication system
  Coarse air filterBackfire safety control valveWater heater  Generator Brand: Stamford, Leroy-Somer, MECCTreatments against humidity and corrosion Brand new oil tank with large capacityOil consumption measuring gaugeFuel pumpOil heater
  Electrical system Gas supply system Voltage
  Remote monitoring Grid-connection remote control sensor Gas flow gaugeGas filtrationPressure reducer gas pretreatment alarm system 220V230V240V
  Service and documents Exhaust system Heat exchange system
  Service toolsMaintenance and service parts Three-way catalytic converterGuard shield from touchResidential silencerExhaust gas treatment Emergency radiatorElectric heaterHeat recovery systemThermal storage tank
             
 
SAC-200 Control system Programmable control system is adopted with touch screen display , and various functions, including: engine protection and control, paralleling between gensets or gensets and grid, as well as communication functions. etc.   Main advantages → Premium gen-set controller for both single and multiple gensets operating in standby or parallel modes. → Support of complex applications for power production in data centres, hospitals, banks and also CHP applications. → Support of engines both with electronic unit - ECU and mechanical engines. → Complete control of the engine, alternator and controlled technology from one unit provides access to all measured data in a coherent and time corresponding way. → Wide range of communication interfaces allows smooth integration into local monitoring systems (BMS, etc.) → Internal built-in PLC interpreter allows you to configure customised logic to meet demanding customer requirements on your own without extra programming knowledge and in a fast way. → Convenient remote control and service   → Enhanced stability and safety
Main functions    
Engine running timeAlarm Protection Function
  • low oil pressure
  • high coolant temperature
Emergency Stop
  • emergency stop button pressed
  • speed signal lost
Engine monitor:coolant, lubrication, Intake, exhaust Voltage and power factor control
  12V or 24V DC StartingRemote Control Interface as an optionAutomatic Start/Stop Control SwitchSet Input, Output, Alarm and TimeNumbers Control Input, Relays Control OutputAutomatic failure state emergency stop and fault display battery voltage genset frequencyProtection with IP44Gas leaking detection
Standard configuration      
Engine Control Lambda closed loop controlIgnition systemElectronic governor actuatorStart up control speed control load control Generator ControlPower control RPM control (synchronous) Load distribution (island mode)  Voltage control    Voltage tracking (synchronous) Voltage control (island mode)Reactive power distribution(island mode)   Other controls: Oil filling automaticallyIntake Valve controlFan control
Early warning monitoring      
battery voltageAlternator data:U、I、Hz、kW、 kVA、kVAr、PF、kWh、kVAhGenset frequency Engine SpeedEngine running timeInlet pressure temperatureOil pressure Coolant temperatureMeasurement of oxygen content in exhaust gasIgnition status inspection Coolant temperatureFuel gas inlet pressure
Protection functions        
Engine protection Low oil pressureSpeed protectionOver speed/short speedStarting failureSpeed signal lost  Alternator protection
  • Reverse power
  • Overload
  • Overcurrent
  • Overvoltage
  • Under voltage
  • Over/under frequency
  • Unbalanced current
Busbar/mains protection
  • Overvoltage
  • Under voltage
  • Over/under frequency
  • Phase sequence 
  • ROCOF alarm  
System protection Alarm Protection FunctionHigh coolant temperatureCharge faultEmergency Stop
 
Paints, Dimensions and Weights of the Genset50NG
Genset size (length * width * height) mm 1850×1050×1200
Genset dry weight(Open Type) kg 1200
Spraying Process High quality powder coating(RAL 9016 & RAL 5017 & RAL 9017 )
Paints, Dimensions and Weights of the Genset50NGS
Genset size (length * width * height) mm 6091×2438×4586(Container)/ 2600×1250×1300(Box type)
Genset dry weight(Silent Type) kg 8500(Container)/ 1750(Box type)
Spraying Process High quality powder coating(RAL 9016 & RAL 5017 & RAL 9017 )
Dimensions are for reference only. Paints, Dimensions and Weights of the Genset
Genset size (length * width * height) mm 1850×1050×1200
Genset dry weight(Open Type) kg  1200
Spraying Process  High quality powder coating(RAL 9016 & RAL 5017 & RAL 9017 ) 
50kW Cogeneration Unit — Open Type