| UPS Battery Backup |
| Truck Generators |
| Power Generators |
| Home Standby |
| Commercial Gensets |
| Portable Generators |
| Marine Generators |
| Power Failure |
| Home |
|
|
Standby Power Rating Liquid Cooled
Gas Engine
25 kW 60 Hz Generator Sets
WHISPER-TEST™ Low Speed Exercise 63 dB(A) at 23 feet
Naturally Aspirated Gaseous Fueled
UL 2200 Listed
STANDARD EQUIPMENT
- All input connections in one single area
- High coolant temperature shutdown
- Low oil pressure shutdown
- Low coolant level automatic shutdown
- Overspeed automatic shutdown
- Crank timer
- Exercise timer
- Oil drain extension
- Cool flow radiator
- Closed coolant recovery system
FEATURES
- Watertight state of the art electrical connectors
- Mainline circuit breaker
- Radiator drain extension
- Battery charge alternator
- 2 Amp static battery charger
- Starting battery
- Battery rack and battery cables
- Fan and belt guards
- Isochronous governor
- UV/Ozone resistant hoses
- Innovative design and fully prototype tested
- UL2200 Listed
- Solid state frequency compensated voltage regulator
- Dynamic and static battery charger
- Sound attenuated acoustically designed enclosure
- Whisper-Test™ for low noise level exercise
- Acoustically designed engine cooling system
- High flow low noise factory engineered exhaust system
- State of the art digital control system with R100 digital control panel
- •
- Watertight electrical connectors
- •
- Rodent proof construction
- •
- High efficiency, low distortion Generac designed alternator
- •
- Vibration isolated from mounting base
- Matching Generac transfer switches engineered and tested to work as a system
- •
- All components easily accessible for maintenance
- •
- Electrostatically applied powder paint
APPLICATION & ENGINEERING DATA
Standby 25 kW
GENERATOR SPECIFICATIONS
TYPE ................................................................................................................SynchronousROTOR INSULATION .................................................................................................Class FSTATOR INSULATION ...............................................................................................Class FTOTAL HARMONIC DISTORTION ..................................................................................<5%TELEPHONE INTERFERENCE FACTOR (TIF) .................................................................. <50ALTERNATOR OUTPUT LEADS 3 PHASE ....................................................................4 wireBEARINGS...........................................................................................................Sealed BallCOUPLING .......................................................................................................Flexible DiscLOAD CAPACITY (STANDBY RATING) ....................................................................... 25 kWEXCITATION SYSTEM .................................................................................................Direct
NOTE: Generator rating and performance in accordance with ISO85285, BS5514, SAE J1349, ISO3046, and DIN6271 standards.
VOLTAGE REGULATOR
TYPE .....................................................................................................................Electronic SENSING..........................................................................................................Single Phase REGULATION ...............................................................................................................± 1% FEATURES..................................................................................................... V/F Adjustable Adjustable Voltage and Gain LED Indicators
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 F rated at 130 °C rise All models are fully prototyped tested
CONTROL PANEL FEATURES
SEVEN LED INDICATOR LIGHTS ADDITIONAL FUNCTIONS
- System ready • Utility sensing
- Low fuel pressure • Delay on utility failure for engine start
- Low battery • Engine warm-up before transfer
- Low oil pressure • Delay to retransfer to utility
- High coolant temp/low coolant temp • Engine cooldown timer
- Overspeed • Exerciser not set
- Overcrank
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 ...................................................................................................................... GeneracMODEL .......................................................................................................................In lineCYLINDERS ....................................................................................................................... 4DISPLACEMENT ..................................................................................................... 1.6 LiterBORE............................................................................................................................. 3.15STROKE ........................................................................................................................ 3.13COMPRESSION RATIO .............................................................................................. 9.75:1INTAKE AIR SYSTEM ..............................................................................Naturally AspiratedVALVE SEATS .....................................................................................................ReplaceableLIFTER TYPE ......................................................................................................... Hydraulic
GOVERNOR SPECIFICATIONS
TYPE .....................................................................................................................ElectronicFREQUENCY REGULATION ...............................................................................IsochronousSTEADY STATE REGULATION ....................................................................................± 0.25
ENGINE LUBRICATION SYSTEM
OIL PUMP ..................................................................................................................... GearOIL FILTER ..................................................................................Full flow spin-on cartridgeCRANKCASE CAPACITY .........................................................................................4 Quarts
ENGINE COOLING SYSTEM
TYPE ......................................................................................................................... ClosedWATER PUMP ......................................................................................................Belt drivenFAN SPEED .................................................................................................................. 2550FAN DIAMETER .....................................................................................................15 inchesFAN MODE ................................................................................................................ Pusher
FUEL SYSTEM
FUEL TYPE ................................................................................Natural
gas, propane vaporCARBURETOR .....................................................................................................Down
DraftSECONDARY FUEL REGULATOR ...........................................................................
StandardFUEL SHUT OFF SOLENOID ..................................................................................
StandardOPERATING FUEL PRESSURE .........................................................................5”
- 14” H2O
ELECTRICAL SYSTEM
BATTERY CHARGE ALTERNATOR .....................................................................12V 30 AmpSTATIC BATTERY CHARGER ......................................................................................2 AmpRECOMMENDED BATTERY ................................................................... Group 26, 525CCASYSTEM VOLTAGE.................................................................................................. 12 Volts
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).
OPERATING DATA
| STANDBY 25 kW | |
| KW RATING | 25 |
| ENGINE SIZE | 1.6 Liter 4 cyl. inline |
| GENERATOR OUTPUT VOLTAGE/KW - 60Hz 120/208V, 3-phase, 0.8 pf | KW AMP CB Size 25 87 100 |
| GENERATOR LOCKED ROTOR KVA AVAILABLE @ VOLTAGE DIP OF 35% 208 3-phase | 34 |
| ENGINE FUEL CONSUMPTION (Natural Gas) (Propane) Exercise cycle 25% of rated load 50% of rated load 75% of rated load 100% of rated load | Natural Gas Propane (ft3/hr.) (gal/hr.) cu ft/hr60 0.65 24 161 1.76 64 253 2.77 101 345 3.79 138 437 4.81 175 |
| ENGINE COOLING Air flow (inlet air including alternator and combustion air) ft3/min.System coolant capacity US gal. Heat rejection to coolant BTU/hr. Max. operating air temp. on radiator °C (°F) Max. ambient temperature °C (°F) | 1,528 2.0 110,000 60 (150) 50 (140) |
| COMBUSTION AIR REQUIREMENTS Flow at rated power 60 Hz cfm | 90 |
| SOUND EMISSIONS IN DBA Exercising at 7 meters Full load at 7 meters | 63 76 |
| EXHAUST Exhaust flow at rated output 60 Hz cfm Exhaust temp. at muffler outlet °F | 249 1015 |
| ENGINE PARAMETERS Rated synchronous RPM 60 Hz HP at rated KW 60 Hz | 3600 45 |
| 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 77183 600 |
RATING: 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. Maximum wattage and current are subject to and limited by such factors as fuelBtu content, ambient temperature, altitude, engine power and condition, etc.
INTERCONNECTIONS STANDBY 25 kW COMMERCIAL SERIES
INSTALLATION LAYOUT
UNIT WEIGHT: Steel 794 lbs., Aluminum 704 lbs.
Home