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GDD-250GFK
GRAND DECHO GDD-250GFK diesel generator sets, relying on many years of market experience, integration of advanced technology at home and abroad, and through rigorous development and verification, to ensure the unit's high reliability, high efficiency, environmental protection and low maintenance costs. The unit adopts mature control system, which can meet the individual power needs of different users.
Generator Set Parameters
Model GDD-250GFK
Rated Power 250kW/313kVA
Rated Voltage 400V
Rated Current 451A
Frequency 50Hz
Power Factor -0.8
Electrical Efficiency ≥33.2%
Fuel Consumption ≤69 L/kW.h
Engine Model YC6MK420L-D20
Type ......................Vertical,Six-cylinder,Four-stroke,Water-cooled,
Direct injection,Electric starter
Type of Inlet Pressurised, air-to-air intercooling
Bore×Stroke (mm×mm) 6-123×145
Displacement（L） 10.34
Compression Ratio 16.8 ：1
Max.Output（kW/rpm） 309 / 1500
Rated Output（kW/rpm) 281 / 1500
Fuel Consumption（g/kW/h） ≤203
Oil Consumption（g/kW/h） ≤0.28
Speed Control Mode Electric
Oil Capacity（L） 30
Overhaul Time（h） >1000
Inlet Exhaust Parameters
-Clean air filter 3.5 kPa
-Dirty air filter 5 kPa
-Intake Resistance Alarm Values 6.2 kPa
-Air Filter Form Dry Paper Cartridge
Max.Exhaust Back Pressure 10 kPa
Exhaust Port Inner Diameter Φ 125 mm
Generator Parameters
Generator Model Evotec TCU288J
Wiring Method Three-phase Four-wire (Y type)
Voltage Regulating Mode AVR
Heat Balance Parameters
Total Fuel Chemical Energy (kW) 768 ，688
Output Power (Gross) (kW) 309， 281
Output Power (Net) (kW) 294， 266
Fan Power Consumption (kW) 11 ，11
Other Power Losses (kW) 4 ，4
Coolant Heat Dissipation (kW) 153 ，146
Intake Intercooler Heat Sink (kW) 57 ，51
Exhaust Air Heat Dissipation (kW) 226 ，192
Heat Radiation (kW) 23 ，18
Cooling Parameters
Total Coolant Capacity 65L
Engine Coolant Capacity 21L
Radiator Coolant Capacity 40 L
Line Coolant Capacity 4 L
Maxengine Water Temperature 99℃
Thermostat Operating Temperature
Nitial Opening Temperature(80±2)℃，Opening Temperature＜90℃
Standby Power 8.5℃
Prime Power 8℃
Test Conditions
Ambient Temperature 25 ℃
Atmospheric Pressure. 100 kPa
Relative Humidity 30 %
Intake Resistance At Maximum Operating Conditions ≤5 kPa
Exhaust back Pressure Limits ≤10 kPa
Fuel Temperature (feed pump) 38±2 ℃
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Contact Us
Address: No.16 Baisha Road, Liuzhou City, Guangxi
Phone:+86-772-3712578
Fax:+86-772-3712578
E-mail：info-CN@granddecho.cn
E-mail：info-RU@granddecho.cn
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Zip Code：545002
汽油发电机
广大德智能科技
