Standby Generator Sets
Specifications
SPECIFICATIONS
GENERATOR
Type | Synchronous |
Rotor Insulation | Class H |
Stator Insulation | Class H |
Total Harmonic Distortion | < 3.5% |
Telephone Interference Factor (TIF) | < 50 |
Alternator Output Leads | |
Bearings | Sealed Ball |
Coupling | Flexible Disc |
Load Capacity (Standby Rating) | 40kW* |
*NOTE: Generator rating and performance in accordance with
Excitation System |
| Direct | ||
Generator Output Voltage/kW - 60 Hz | kW | Amp | CB Size | |
120/240V, | 40 | 167 | 175 | |
120/240V, | 37 | 154 | 175 | |
120/208V, | 40 | 139 | 150 | |
277/480V, | 40 | 60 | 70 | |
Generator Locked Rotor KVA Available @ Voltage Dip of 35% |
| |||
| 80 | KVA | ||
480V, |
| 90 | KVA | |
Engine Lubrication System |
|
Type of Oil Pump | Gear |
Oil Filter | Full Flow |
Crankcase Oil Capacity | 4 U.S. qts. |
COOLING SYSTEM
Type | Pressurized Closed Recovery | |
Water Pump | Belt Driven | |
Fan Speed | 2060 rpm | |
Fan Diameter | 22 inches | |
Fan Mode | Pusher | |
Air Flow (inlet air including alternator and |
| |
combustion air) | 2725 ft3/min. | |
Coolant Capacity | (3.0 U.S. gal.) | |
Heat Rejection to Coolant | 154,000 Btu/h | |
Maximum Operating Air Temp. on Radiator | 60° C (150° F) | |
Maximum Ambient Temperature | 50° C (140° F) | |
FUEL SYSTEM
Type of Fuel | Natural Gas, Propane Vapor |
Carburetor | Down Draft |
Secondary Fuel Regulator | Standard |
Fuel | Standard |
Operating Fuel Pressure | 5 in. - 14 in. Water Column |
ENGINE
Make | Generac | |
Model | ||
Cylinders and Arrangement | 6 | |
Displacement | 3.9 Liter | |
Bore | 3.91 in. | |
Stroke | 3.31 in. | |
Compression Ratio |
| |
Air Intake System | Naturally Aspirated | |
Valve Seats | Precision Ground | |
Lifter Type | Overhead Valve Push Rod/Hydraulic Lifter | |
Engine Parameters |
| |
Rated Synchronous RPM | 60 Hz, 1800 | |
HP at rated kW (LP/NG) | 60 Hz, 64/59 | |
Exhaust System |
|
|
Exhaust Flow at Rated Output 60 Hz | 318 cfm | |
Exhaust Temperature at Rated Output | 938° F | |
Combustion Air Requirements (Natural Gas) | ||
Flow at rated power, 60 Hz | 118 cfm | |
Governor |
|
|
Type | Electronic | |
Frequency Regulation | Isochronous | |
Steady State Regulation | ± 0.25% | |
Fuel Consumption - ft3/hr (Natural Gas/LPV)
Exercise | 25% | 50% | 75% | 100% |
Cycle | Load | Load | Load | Load |
82/33 | 148/59 | 285/114 | 397/160 | 550/221 |
ELECTRICAL SYSTEM
Battery Charge Alternator | 12V, 30 Amp |
Static Battery Charger | 2 Amp |
Recommended Battery | 24F 525CCA |
System Voltage | 12 Volts |
Voltage Regulator |
|
Type | Electronic |
Sensing | |
Regulation | ± 1% |
Features | V/F Adjustable, Adjustable |
| Voltage and Gain LED Indicators |
Power Adjustment for Ambient Conditions | |
Temperature Deration |
|
3% for every 10° C above °C | 25 |
1.65% for every 10° above °F | 77 |
Altitude Deration |
|
1% for every 100 m above m | 183 |
3% for every 1000 ft. above ft | 600 |
Controller | |
11/05 D .Rev GenSpec001
