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OPERATING DATA
KW RATING (LP/NG) 70
ENGINE SIZE 6.8 Liter V-10
GENERATOR OUTPUT VOLTAGE/KW - 60Hz LP Rated AMP NG Rated AMP CB Size
120/240V, 1-phase, 1.0 pf
120/208V, 3-phase, 0.8 pf
120/240V, 3-phase, 0.8 pf
277/480V, 3-phase, 0.8 pf
67
70
70
70
279
243
210
105
64
67
67
67
267
232
201
101
300
300
250
125
GENERATOR LOCKED ROTOR KVA
AVAILABLE @ VOLTAGE DIP OF 35%
Single phase or 208-240 3-phase
480V 3-phase
145
160
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
(ft
3
/hr.)
110
260
500
696
1020
Propane
(gal/hr.) cu ft/hr
1.20 44.2
2.85 104.9
5.46 200.9
7.62 280.4
11.17 411
ENGINE COOLING
Air flow
(inlet air including alternator and combustion air) ft
3
/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)
5200
4.5
287,000
60 (150)
50 (140)
COMBUSTION AIR REQUIREMENTS
Flow at rated power 60 Hz
cfm 205
SOUND EMISSIONS IN DBA
Exercising at 7 meters
Normal operation at 7 meters
67
72
EXHAUST
Exhaust flow at rated output 60 Hz
cfm
Exhaust temp. at muffler outlet
°C (°F)
557
477 (890)
ENGINE PARAMETERS
Rated synchronous RPM
60 Hz 1800
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
77
183
600
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
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.
Generac
®
Standby Generator - 70 kW
®