APPLICATION
& ENGINEERING DATA
COMMERCIAL 70 kW
GENERATOR SPECIFICATIONS | ENGINE SPECIFICATIONS | |
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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) | 70 kW |
EXCITATION SYSTEM | Direct |
NOTE: Generator rating and performance in accordance with
VOLTAGE REGULATOR
TYPE | Full Digital |
SENSING | 3 Phase |
REGULATION | ± 1/4% |
FEATURES | Built into |
| V/F Adjustable |
| Adjustable Voltage and Gain |
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 |
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Individual parameter adjustments can be made via GenLink® |
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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 prototype models have passed three phase short circuit testing
ENGINE LUBRICATION SYSTEM
OIL PUMP | Gear |
OIL FILTER | Full flow |
CRANKCASE CAPACITY | 5 Quarts |
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 | • Low coolant level |
• Not in auto position (flashing light) | • Exercise speed |
• ATS selection |
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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
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•Adjustable engine speed at exerciser
•RS232 port for GenLink® control
•RS485 port remote communication
•Canbus addressable
•Governor controller and voltage regulator are built into the master control board
•Temperature range
ENGINE COOLING SYSTEM
TYPE | Closed |
WATER PUMP | Belt driven |
FAN SPEED | 2030 |
FAN DIAMETER | 22 inches |
FAN MODE | Pusher |
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, 525CCA | |
SYSTEM 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).
