
Maximum 500kVA Standby, 380V, RPM
Fuel: Natural Gas
Built-in AVR delivers non fluctuating power
12 VDC Electric Starter
25.8L Powerful GAS Engine
3-Phase Output
450kVA Prime Open or Silent GAS Generator
This generator does NOT run on Bio-gas.
SG400 3-Phase Gas Generator
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Engine brand Generac Engine model 25.8L Cylinder # 12 Type V12 Displacement - L 25.8 Bore - mm 132 Bore - mm 160 Compression Ratio 10.0:1 Intake Air Method Turbocharged/Aftercooled Number of Main Bearings 7 Connecting Rods Alloy Steel Cylinder Head Cast Iron GJL-280 Cylinder Liners Cast Alloy Steel Ignition Electronic Piston Type Cast Alloy Aluminum Crankshaft Type Forged Alloy Steel Lifter Type Solid Intake Valve Material High Temp Steel Alloy Exhaust Valve Material High Temp Steel Alloy Hardened Valve Seats High Temp Steel Alloy Cooling System Type Pressurized Closed Recovery Fan Type Pusher Fan Speed - rpm 1366 Fan Diameter - mm 1117 Carburetor Down Draft Secondary Fuel Regulator Standard Fuel Shut Off Solenoid Standard Operating Fuel Pressure - kPa 2.7 - 3.7 Governor Electronic Frequency Regulation ±0.25% Oil Pump Type Gear Oil Filter Type Twin Full-Flow with Intercooler Crankcase Capacity - L 90 Description Diesel Generator Generator Controller Digital H Structure Type Open or Silent AVR Yes Fuel Type Natural Gas Recommended Oil 20W50 ISO9001 Certified Yes CE Certified Yes Alternator Brand Generac Alternator Model 390MM Rated Current (A) 759 Amps Per Phase Pole Number 4 Phase Number 3 OPEN ENCLOSED Length 3923 mm 5268 mm Width 1803 mm 1803 mm Height 1702 mm 2032 mm Weight 4256 mm 5250 mm System Voltage 12 VDC Battery Charger Alternator Standard Battery Size See Battery Index 0161970SBY Battery Voltage 12 VDC Ground Polarity Negative Pre-Delivery Testing
Filled with oil and coolant, tested under full load.YES Pre-Delivery Inspection (PDI)
Full inspection of the generatorYES User Manuals 3 x Books supplied & Digital (Online) 24 Hour Telephonic Support YES LOAD
%NATURAL GAS
(m³/hr)PROPANE VAPOR
(m³/hr)25%
51.9
NA
50%
76.1
NA
75%
102.8
NA
100%
128.4
NA
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