Portable Generators | Standby Generators | Air Compressors | UPS Uninterruptible Power Sources
Generac 3.0L Engine - Naturally Aspirated Gaseous Fueled UL 2200 Listed
Quiet-Test Mode For Low Noise Exercise 61 dB(A) at 23 feet
Standard Equipment
• All input connections in one single area • Watertight state of the art electrical connectors • High coolant temperature shutdown • Mainline circuit breaker • Low oil pressure shutdown • Radiator drain extension • Low coolant level automatic shutdown • Battery charge alternator • Overspeed automatic shutdown • 2 Amp static battery charger • Crank timer • Battery and battery cables • Exercise timer • Battery rack • Oil drain extension • Fan and belt guards • Cool flow radiator • Isochronous governor • Closed coolant recovery system • UV/Ozone resistant hoses FEATURES
• Innovative design and fully prototype tested • State of the art digital control system • UL2200 Listed • Watertight electrical connectors • Solid state frequency compensated digital • Rodent proof construction voltage regulator • High efficiency, low distortion Generac designed alternator • Dynamic and static battery charger • Vibration isolated from mounting base • Sound attenuated acoustically designed enclosure • Matching Generac transfer switches engineered and • Quiet test for low noise level exercise tested to work as a system • Acoustically designed engine cooling system • All components easily accessible for maintenance • High flow low noise factory engineered exhaust system • Electrostatically applied powder paint R100 digital control panel APPLICATION & ENGINEERING DATA 50 kW GENERATOR SPECIFICATIONS
Generator Features
Revolving field heavy duty generator
Directly connected to the engine
Operating temperature rise 120 °C above a 40 °C ambient
Insulation is Class H rated at 150 °C rise
All models are fully prototyped tested
CONTROL PANEL FEATURES
SIX LED INDICATOR LIGHTS:
Overcrank shutdown Overspeed shutdown
Low coolant level shutdown High coolant temperature shutdown
Low oil pressure shutdown Low battery voltage
System ready for operation No utility sensing
Exerciser not set (in auto mode only) Low fuel pressure
Delay on utility failure for engine start Engine warmup before transfer
Delay to retransfer to utility Delay to retransfer to utility
Engine cooldown timer
INTERNAL FUNCTIONS:
3 position switch (auto, off and manual)
2 wire start for any transfer switch
Communicates with the Generac RTS transfer switch
Built-in 7 day exerciser
Selectable engine speed at exercise
Governor controller is built into the master control board
Temperature range -40 °C to 70 °C
ENGINE COOLING SYSTEM
TYPE ....................................................................................................................Closed
WATER PUMP ................................................................................................Belt driven
FAN SPEED..............................................................................................................1900
FAN DIAMETER................................................................................................22 inches
FAN MODE..............................................................................................................Puller
FUEL SYSTEM
FUEL TYPE ..........................................................................Natural gas, propane vapor
CARBURETOR ..............................................................................................Down Draft
SECONDARY FUEL REGULATOR ..................................................................Standard
FUEL SHUT OFF SOLENOID ..........................................................................Standard
OPERATING FUEL PRESSURE..................................................................5” - 14” H2O
ELECTRICAL SYSTEM
BATTERY CHARGE ALTERNATOR ............................................................12V 30 Amp
STATIC BATTERY CHARGER ..............................................................................2 Amp
RECOMMENDED BATTERY ......................................................................24F 625CCA
SYSTEM VOLTAGE ............................................................................................12 Volts
GOVERNOR SPECIFICATIONS
TYPE ................................................................................................................Electronic
FREQUENCY REGULATION ..................................................................................± 1%
STEADY STATE REGULATION ............................................................................± 1/2%
ADJUSTMENTS
Speed......................................................................................................Yes
Droop ......................................................................................................Yes
ENGINE LUBRICATION SYSTEM
OIL PUMP ................................................................................................................Gear
OIL FILTER ..........................................................................................Full flow cartridge
CRANKCASE CAPACITY ..................................................................................4 Quarts
GENERATOR SPECIFICATIONS
TYPE ..........................................................................................................Synchronous
ROTOR INSULATION ..........................................................................................Class H
STATOR INSULATION ........................................................................................Class H
TOTAL HARMONIC DISTORTION ........................................................................<3.5%
TELEPHONE INTERFERENCE FACTOR (TIF) ........................................................<50
ALTERNATOR OUTPUT LEADS 3 PHASE............................................................4 wire
BEARINGS ....................................................................................................Sealed Ball
COUPLING ..................................................................................................Flexible Disc
LOAD CAPACITY (STANDBY RATING) ................................................................50 kW
EXCITATION SYSTEM............................................................................................Direct
NOTE: Generator rating and performance in accordance with ISO8528-5,
BS5514, SAE J1349, ISO3046, and DIN6271 standards.
GENERATOR FEATURES
Revolving field heavy duty generator
Directly connected to the engine
Operating temperature rise 120 °C above a 40 °C ambient
Insulation is Class H rated at 150 °C rise
All models are fully prototyped tested
VOLTAGE REGULATOR
TYPE ................................................................................................................Electronic
SENSING ....................................................................................................Single Phase
REGULATION ..........................................................................................................± 1%
FEATURES................................................................................................V/F Adjustable
Adjustable Voltage and Gain
LED Indicators
CONTROL PANEL FEATURES
SIX LED INDICATOR LIGHTS:
Overcrank shutdown Overspeed shutdown
Low coolant level shutdown High coolant temperature shutdown
Low oil pressure shutdown Low battery voltage
System ready for operation No utility sensing
Exerciser not set (in auto mode only) Low fuel pressure
Delay on utility failure for engine start Engine warmup before transfer
Delay to retransfer to utility Delay to retransfer to utility
Engine cooldown timer
INTERNAL FUNCTIONS:
3 position switch (auto, off and manual)
2 wire start for any transfer switch
Communicates with the Generac RTS transfer switch
Built-in 7 day exerciser
Selectable engine speed at exercise
Governor controller is built into the master control board
Temperature range -40 °C to 70 °C
ENGINE SPECIFICATIONS
MAKE ................................................................................................................ Generac
MODEL..................................................................................................................V Type
CYLINDERS ..................................................................................................................6
DISPLACEMENT ................................................................................................3.0 Liter
BORE ........................................................................................................................3.55
STROKE......................................................................................................................3.1
COMPRESSION RATIO ..........................................................................................9.3:1
INTAKE AIR SYSTEM........................................................................Naturally Aspirated
VALVE SEATS ..................................................................................................Hardened
LIFTER TYPE ....................................................................................................Hydraulic
Rating definitions - Standby: Applicable for supplying emergency power for the duration of the utility power outage. No overload capability is available for this rating. (All ratings in accordance with BS5514, ISO3046 and DIN6271). (All ratings in accordance with BS5514, ISO3046, ISO8528 and DIN6271).
| COMMERCIAL 50 kW | |||
| KW RATING | 50 | ||
| ENGINE SIZE | 3.0 Liter V-6 | ||
| GENERATOR OUTPUT VOLTAGE/KW - 60Hz 120/240V, 1-phase, 1.0 pf 120/208V, 3-phase, 3.0 pf 277/480V, 3-phase, 3.0 pf | KW 50 50 50 | AMP 208 173 75 | CB Size 225 200 90 |
| GENERATOR LOCKED ROTOR KVA AVAILABLE @ VOLTAGE DIP OF 35% Single phase or 208 3-phase 480V 3-phase | 92 105 | ||
| ENGINE FUEL CONSUMPTION (Natural Gas) Exercise cycle ft3/hr. 25% of rated load ft3/hr. 50% of rated load ft3/hr. 75% of rated load ft3/hr. 100% of rated load ft3/hr. | 116 185 357 497 687 | ||
| ENGINE COOLING Air flow (inlet air including alternator and combustion air) ft3/min. Coolant capacity US gal. Heat rejection to coolant BTU/hr. Max. operating air temp. on radiator ˚C (˚F) Max. ambient temperature ˚C (˚F) | 3250 2.5 190,000 60 (150) 50 (140) | ||
| COMBUSTION AIR REQUIREMENTS Flow at rated power 60 Hz cfm | 190 | ||
| SOUND EMISSIONS IN DBA Exercising at 7 meters Full load at 7 meters | 61 75 | ||
| EXHAUST Exhaust flow at rated output 60 Hz cfm Exhaust temp. at muffler outlet ˚F | 570 925 | ||
| ENGINE PARAMETERS Rated synchronous RPM 60 Hz HP at rated KW 60 Hz | 3600 78 | ||
| POWER ADJUSTMENT FOR AMBIENT CONDITIONS Temperature Deration 3% for every 10 ˚C above - ˚C 1.65% for every 10 ˚F above - ˚F Altitude Deration 1% for every 100 m above - m 3% for every 1000 ft. above - ft. | 25 77 182 600 |
RATING: All three phases units are rated at 0.8 power factor. All single phase units are rated at 1.0 power factor. STANDBY RATING: Standby ratings apply to installations served by a reliable utility source. The standby rating is applicable to varying loads for the duration of a power outage. There is no overload capability for this rating. Ratings are in accordance with ISO-3046-1. Design and specifications are subject to change without notice. KW rating is based on LPG Fuel and may derate with natural gas.
GENERAC® POWER SYSTEMS All specifications are subject to change without notice.
30kW - 3.0L Liquid Cooled 40kW - 3.9L Liquid Cooled 50kW - 3.0L Liquid Cooled 55kW - 5.4L Liquid Cooled 70kW - 3.9L Liquid Cooled 70kW - 6.8L Liquid Cooled 80kW - 5.4L Liquid Cooled 100kW - 5.4L Liquid Cooled 100kW - 6.8L Liquid Cooled 130kW - 6.8L Liquid Cooled 150kW - 6.8L Liquid Cooled 11 kW 15, 20 & 25 kW 30 kW & 40 kW
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