Engine
Engine Manufacturer
Generac
Cylinder Liners
6
Engine Type
In-line
Displacement
5.31 in3 (135 L)
Bore
5.31 in (135 mm)
Stroke
6.50 in (165 mm)
Compression Ratio
9.5:1
Intake Design
Air Method: Turbocharged/Aftercooled
Ignition
Electronic
Governor
Electronic
Cooling
Type: Pressurized Closed Recovery | Closed Coolant Recovery System | UV/Ozone Resistant Hoses | Factory-Installed Radiator | 50/50 Ethylene Glycol Antifreeze | Radiator Drain Extension
Engine Power
Standby-Demand Response/Prime Horsepower at Rated kW: 304 hp/ 274 hp | Standby-Demand Response/Prime Three-Phase 120/208 VAC @0.8pf: 200 kW/250 kVA, 695 Amps / 180 kW/225 kVA, 625 Amps | Standby-Demand Response/Prime Three-Phase 277/480 VAC @0.8pf: 200 kW/250 kVA, 241 Amps / 180 kW/225 kVA, 217 Amps | Standby-Demand Response/PrimeThree-Phase 346/600 VAC @0.8pf: 200 kW/250 kVA, 241 Amps / 180 kW/225 kVA, 217 Amps
Rated Engine Speed
Standby-Demand Response/Prime : 1,800 RPM/ 1,800 RPM
Fuel System
Fuel Type
Natural Gas
Fuel System
Carburetor: Down Draft | NPT Fuel Connection on Frame | Primary and Secondary Fuel Shutoff
Fuel Usage, 100% Load
Standby-Demand Response/Prime 25%: 960 scfh (27.2 m3/hr) / 900 scfh (25.5 m3/hr) | Standby-Demand Response/Prime 50%: 1,440 scfh (40.8 m3/hr) / 1,320 scfh (37.4 m3/hr) | Standby-Demand Response/Prime 75%: 1,980 scfh (56.1 m3/hr) / 1,800 scfh (51.0 m3/hr) | Standby-Demand Response/Prime 100%: 2,460 scfh (69.7 m3/hr) / 2,280 scfh (64.6 m3/hr)
Battery
Battery
Size: See Battery Index 0161970SBY | Voltage: (2) - 12 VDC
Battery Charger Input
Alternator: 57.5 A
Electric
Electrical
System Voltage: 24 VDC | Ground Polarity: Negative (-)
Alternator
Standard Model: K0200124Y21 | Poles: 4 | Field Type: Revolving | Insulation Class - Rotor: H | Insulation Class - Stator: H | Total Harmonic Distortion: <5% | Telephone Interference Factor (TIF): <50 | Standard Excitation: Permanent Magnet | Bearings: Single Sealed Ball | Coupling: Direct via Flexible Disc | Voltage Regulator Type: Full Digital | Regulation Accuracy (Steady State): ±0.25% | UL2200 GENprotect™ | Motorized Main Line Circuit Breaker | Class H Insulation Material | 2/3 Pitch | Skewed Stator | Permanent Magnet Excitation | Sealed Bearing | Amortisseur Winding | Full Load Capacity Alternator
Operational
Operating Conditions
Frequency Regulation (Steady State): ±0.25%
Operating Speed
Fan: 1,894 RPM | Standby-Demand Response/Prime Piston: 1,950 ft/min (594 m/min) / 1,950 ft/min (594 m/min)
Operating Temperature, Maximum
Standby-Demand Response/Prime Maximum Operating Ambient Temperature: 122 °F (50 °C) / 122 °F (50 °C) | Standby-Demand Response/Prime Exhaust Temp (Rated Output - Post Silencer): 1,378 °F (748 °C) / 1,350 °F (732 °C)
Hydraulics
Pump Type
Oil: Gear
Oil Filter
Type: Full-Flow with Cartridge
Hydraulic Flow
Standby-Demand Response/Prime Coolant Flow: 90 gpm (340.7 Lpm) / 90 gpm (340.7 Lpm)
Airflow
Standby-Demand Response/Prime Air Flow (Fan Air Flow Across Radiator): 9,162 scfm (259.4 m3/min) / 9,162 scfm (259.4 m3/min) | Standby-Demand Response/Prime Flow at rated power: 390 scfm (11.0 m3/min) / 362 scfm (10.3 m3/min) | Standby-Demand Response/Prime Exhaust Flow (Rated Output): 1,327 scfm (38 m3/min) / 1,213 scfm (34 m3/min)
Maximum Pressure
Operating Fuel Pressure: 7 - 11 in H2O (1.7 - 2.7 Kpa) | Standby-Demand Response/Prime Maximum Additional Radiator Backpressure: 0.5 in H2O (0.12 kPa) / 0.5 in H2O (0.12 kPa) | Standby-Demand Response/Prime Max. Backpressure (Post Silencer): 0.75 inHg (2.54 kPa) / 0.75 inHg (2.54 kpa) | Standby-Demand Response/Prime BMEP: 155 psi (1,065 kPa) / 139 psi (959 Kpa)
Dimensions
Dimensions
Fan Diameter: 30 in (762 mm)
Length
Open Set (Includes Exhaust Flex): 128.0 in (3,251 mm) | Weather Protected Enclosure: 154.4 in (3,922 mm) | Level 1 Sound Attenuated Enclosure: 179.9 in (4,569 mm) | Level 2 Sound Attenuated Enclosure: 154.4 in (3,922 mm)
Width
Open Set (Includes Exhaust Flex): 52.9 in (1,344 mm) | Weather Protected Enclosure: 54.0 in (1,372 mm) | Level 1 Sound Attenuated Enclosure: 54.0 in (1,372 mm) | Level 2 Sound Attenuated Enclosure: 54.0 in (1,372 mm)
Height
Open Set (Includes Exhaust Flex): 62.3 in (1,582 mm) | Weather Protected Enclosure: 69.8 in (1,773 mm) | Level 1 Sound Attenuated Enclosure: 69.8 in (1,773 mm) | Level 2 Sound Attenuated Enclosure: 93.3 in (2,370 mm)
Capacities
Oil capacity
Engine Oil Capacity: 36.2 qt (34.3 L)
Cooling System
Standby-Demand Response/Prime Coolant Capacity: 11 gal (39.7 L) / 11 gal (39.7 L)
Weights
Weight
Open Set (Includes Exhaust Flex): 5,281 - 6,031 lbs (2,395 - 2,735 kg) | Weather Protected Enclosure Steel: 6,261 - 7,596 lbs (2,839 - 3,445 kg) | Weather Protected Enclosure Aluminum: 5,795 - 6,786 lbs (2,628 - 3,078 kg) | Level 1 Sound Attenuated Enclosure Steel: 6,566 - 8,059 lbs (2,978 - 3,655 kg) | Level 1 Sound Attenuated Enclosure Aluminum: 5,926 - 7,000 lbs (2,688 - 3,175 kg) | Level 2 Sound Attenuated Enclosure Steel: 6,801 - 8,632 lbs (3,084 - 3,915 kg) | Level 2 Sound Attenuated Enclosure Aluminum : 6,027 - 7,247 lbs (2,733 - 3,287 kg)
Features
Features
Number of Main Bearings: 7 | Lifter Type: Solid | Fan Type: Pusher | Oil Drain Extension | Air Cleaner | Fan Guard | Factory Filled Oil and Coolant | Radiator Duct Adapter (Open Set Only) | Critical Silencer (Open Set Only) | Oil Temperature Indication and Alarm | Battery Charging Alternator | Battery Cables | Battery Tray | Solenoid Activated Starter Motor | Internal Genset Vibration Isolation | Separation of Circuits - High/Low Voltage | Separation of Circuits - Multiple Breakers | Wrapped Exhaust Piping | Standard Factory Testing | Silencer Mounted in the Discharge Hood (Enclosed Units Only)
Construction Material
Connecting Rods: Steel Alloy | Cylinder Head: Cast Iron | Cylinder Liners: Ductile Iron | Piston Type: Aluminum | Crankshaft Type: Ductile Iron | Intake Valve Material: Special Heat-Resistant Steel | Exhaust Valve Material: High Temperature Steel Alloy | Hardened Valve Seats: High Temperature Steel Alloy | Stainless Steel Flexible Exhaust Connection | Rubber-Booted Engine Electrical Connections
Warranty
Warranty
2 Year Limited Warranty (Standby and Demand Response Rated Units) | 1 Year Limited Warranty (Prime Rated Units)