COMMERCIAL 70 kW
COMMERCIAL SERIES
OPERATING DATA
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| COMMERCIAL 70 kW |
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KW RATING |
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| 70 |
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ENGINE SIZE |
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| 6.8 Liter |
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GENERATOR OUTPUT VOLTAGE/KW - 60 Hz |
| KW | AMP | CB Size |
120/240V, single phase, 1.0 pf |
| 70 LP / 68 NG | 291.6 LP / 283.3 NG | 300 |
120/208V, |
| 70 LP / 68 NG | 243.1 LP / 236.2 NG | 300 |
120/240V, |
| 70 LP / 68 NG | 210.7 LP / 204.7 NG | 250 |
277/480V, |
| 70 LP / 68 NG | 105.3 LP / 102.4 NG | 125 |
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GENERATOR LOCKED ROTOR KVA |
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AVAILABLE @ VOLTAGE DIP OF 35% |
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Single phase or 208V & 240V |
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| 145 |
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480V |
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| 160 |
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ENGINE FUEL CONSUMPTION (Natural Gas) (Propane) |
| Natural Gas |
| Propane |
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| (ft3/hr.) | (gal/hr.) | cu ft/hr |
Exercise cycle |
| 110 | 1.20 | 44.2 |
25% of rated load |
| 260 | 2.85 | 104.9 |
50% of rated load |
| 499 | 5.46 | 200.9 |
75% of rated load |
| 696 | 7.62 | 280.4 |
100% of rated load |
| 1020 | 11.17 | 411 |
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ENGINE COOLING | ft3/min. |
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Air flow (inlet air including alternator and combustion air) |
| 5200 |
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System coolant capacity | US gal. |
| 4.5 |
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Heat rejection to coolant | BTU/hr. |
| 287,000 |
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Max. operating air temp. on radiator | °C (°F) |
| 60 (150) |
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Max. ambient temperature | °C (°F) |
| 50 (140) |
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COMBUSTION AIR REQUIREMENTS |
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Flow at rated power 60 Hz | cfm |
| 205 |
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SOUND EMISSIONS IN DBA |
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db(A) @ 23 feet in exercise mode |
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| 61 |
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db(A) @ 23 feet at normal operating load |
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| 65 |
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EXHAUST |
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Exhaust flow at rated output 60 Hz | cfm |
| 557 |
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Exhaust temp. at muffler outlet | °F |
| 890 |
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ENGINE PARAMETERS |
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Rated synchronous RPM | 60 Hz |
| 1800 |
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HP at rated KW | 60 Hz |
| 110.7 |
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POWER ADJUSTMENT FOR AMBIENT CONDITIONS |
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Temperature Deration |
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3% for every 10 °C above - °C |
| 25 |
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1.65% for every 10 °F above - °F |
| 77 |
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Altitude Deration |
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1% for every 100 m above - m |
| 183 |
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3% for every 1000 ft. above - ft. |
| 600 |
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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
