Guardian Technologies QT10068 User Manual
Standby Power Rating
100 kW 60 Hz
Liquid Cooled Gas Engine Generator Sets
Whisper-Test™
Low Speed Exercise
61 dB(A) at 23 feet
GENERAC 6.8L ENGINE
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
• Low fuel pressure
• Overspeed automatic shutdown
• Adjustable cranking timer
• Adjustable exercise timer
• Oil drain extension
• Cool flow radiator
• Closed coolant recovery system
FEATURES
• Innovative design and fully prototype tested
• UL 2200 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 H-100
microprocessor control panel
Transfer Switch is sold separately
• UV/Ozone resistant hoses
• Watertight state of the art electrical connectors
• Mainline circuit breaker
• Oil drain extension to frame rail
• Radiator drain extension
• Battery charge alternator
• 2 Amp static battery charger
• Battery, battery rack and battery cables
• Fan and belt guards
• Isochronous governor
• Flex fuel line pigtail
• Built-in kW, kVAR and power factor meters
• 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
COMMERCIAL SERIES
APPLICATION
& ENGINEERING DATA
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 ...........................................................................................................Gear Drive
LOAD CAPACITY (STANDBY RATING) ..................................................................... 100 kW
EXCITATION SYSTEM ...........................................................................................Brushless
NOTE: Generator rating and performance in accordance with
ISO8528-5, BS5514, SAE J1349, ISO3046, and DIN6271 standards.
VOLTAGE REGULATOR
TYPE ................................................................................................................... Full Digital
SENSING..................................................................................................................3 Phase
REGULATION ............................................................................................................± 1/4%
FEATURES............................................................................Built into H-100 Control Panel
V/F Adjustable
Adjustable Voltage and Gain
COMMERCIAL 100 kW
ENGINE SPECIFICATIONS
MAKE ...................................................................................................................... Generac
MODEL ......................................................................................................................V Type
CYLINDERS ..................................................................................................................... 10
DISPLACEMENT ..................................................................................................... 6.8 Liter
BORE............................................................................................................................. 3.55
STROKE ........................................................................................................................ 4.17
COMPRESSION RATIO ................................................................................................... 9:1
INTAKE AIR SYSTEM ..............................................................................Naturally Aspirated
VALVE SEATS ........................................................................................................ Hardened
LIFTER TYPE ......................................................................................................... Hydraulic
GOVERNOR SPECIFICATIONS
TYPE .....................................................................................................................Electronic
FREQUENCY REGULATION ...............................................................................Isochronous
STEADY STATE REGULATION .................................................................................± 0.25%
All functions are factory preset.
Individual parameter adjustments can be made via GenLink®.
GENERATOR FEATURES
Revolving field heavy duty generator
Quiet drive coupling
Operating temperature rise 120 °C above a 40 °C ambient
Insulation is Class H rated at 150 °C rise
All prototype models have passed three phase short circuit testing
CONTROL PANEL FEATURES
TWO FOUR LINE LCD DISPLAYS READ:
• Voltage (all phases) • Current (all phases)
• Power factor • kW
• kVAR • Transfer switch status
• Engine speed • Low fuel pressure
• Run hours • Service reminders
• Fault history • Oil pressure
• Coolant temperature • Time and date
• Low oil pressure shutdown • High coolant temperature shutdown
• Overvoltage • Overspeed
• Low coolant level • ATS selection
• Not in auto position (flashing light) • Exercise speed
INTERNAL FUNCTIONS:
• I2T function for alternator protection from line to neutral and line to line short circuits
• Emergency stop
• Programmable auto crank function
• 2 wire start for any transfer switch
• Communicates with the Generac HTS transfer switch
• Built-in 7 day exerciser
• Adjustable engine speed at exerciser
• RS232 port for GenLink
• RS485 port remote communication
• Canbus addressable
• Governor controller and voltage regulator are built into the master control board
• Temperature range -40 °
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).
®
control
C to 70 °C
ENGINE LUBRICATION SYSTEM
OIL PUMP ..................................................................................................................... Gear
OIL FILTER ..................................................................................Full flow spin-on cartridge
CRANKCASE CAPACITY ......................................................................................... 5 Quarts
ENGINE COOLING SYSTEM
TYPE ......................................................................................................................... Closed
WATER PUMP ......................................................................................................Belt driven
FAN SPEED .................................................................................................................. 1670
FAN DIAMETER .....................................................................................................26 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 .......................................................................11” - 14” H2O
ELECTRICAL SYSTEM
BATTERY CHARGE ALTERNATOR .....................................................................12V 30 Amp
STATIC BATTERY CHARGER ...............................................................................12V 2 Amp
RECOMMENDED BATTERY .................................................................Group 24F, 525 CCA
SYSTEM VOLTAGE.................................................................................................. 12 Volts
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