User Manual

POWER RATINGS (kW)
STARTING CAPABILITIES (sKVA)
FUEL
COOLING
COMBUSTION AIR REQUIREMENTS
ENGINE
EXHAUST
Natural Gas
Three-Phase 120/208VAC @0.8pf 300 kW Amps: 1041
Three-Phase 120/240VAC @0.8pf 300 kW Amps: 902
Three-Phase 277/480VAC @0.8pf 300 kW Amps: 451
Three-Phase 346/600VAC @0.8pf 300 kW Amps: 361
sKVA vs. Voltage Dip
480VAC 208/240VAC
Alternator kW 10% 15% 20% 25% 30% 35% 10% 15% 20% 25% 30% 35%
Standard 300 303 454 605 757 908 1059 227 341 454 568 681 794
Upsize 1 –
Fuel Consumption Rates*
Natural Gas
Percent Load ft
3
/hr m
3
/hr
25% 1671 47.3
50% 2162 61.2
75% 3048 86.3
100% 3939 111.5
* Refer to "Emissions Data Sheet" for maximum fuel flow for EPA and SCAQMD permitting purposes.
Air Flow (inlet air combustion and radiator) ft
3
/min (m
3
/min) 20,400 (577.7)
System Coolant Capacity Gal (Liters) 15 (56.8)
Heat Rejection to Coolant BTU/hr 1,024,140
Max. Operating Air Temp on Radiator ºF (ºC) 122 (50)
Max. Ambient Temperature ºF (ºC) 104 (40)
Maximum Radiator Backpressure "H
2
O 1.50
Flow at Rated Power cfm 1200
Rated Engine Speed rpm 2300
Horsepower at Rated kW** hp 454
Piston Speed ft/min 2262
BMEP psi 203.5
** Refer to “Emissions Data Sheet” for maximum bHP for EPA and SCAQMD permitting purposes.
Exhaust Flow (Rated Output) cfm (m
3
/min) 4335 (122.8)
Max. Backpressure (Post Silencer) inHg 1.5
Exhaust Temp (Rated Output) ºF (ºC) 1490 (810)
Exhaust Outlet Size (Open Set) in 5.0"
3 of 5
G300LG operating data (60Hz)
G300LG 300kW
Deration – Operational characteristics consider maximum ambient conditions. Derate factors may apply under atypical site conditions. All performance ratings in accordance with ISO3046,
BS5514, ISO8528 and DIN6271 standards.