One of biggest Cummins OEM manufacturer-Guanghzou Weilida Machinery & Electronic Co., Ltd. Competitive price, professional pre and after-sale service
1190kw Power Generators Cummins-KTAA38-G9A
Specifications
Diesel Engine
Brand mark: Cummins
Type: 4 Cyle; 12 cylinder V type
Aspiration-TB&CAC
Bore*Stroke(mm) -159*159
Displacement-37.8L
Governed Engine Speed-r/min -1500
Gross Engine Power Output-HP(KW) 1595(1190)
Starting Method: Electric start
Air intake method: Turbocharged inter cooled
Brake Mean Effective Pressure-PSI(kPa)986(6800)
Piston Speed-ft. /min(m/s) 1500 (7.6)
Friction Horsepower-HP(kw) 115 (86)
Intake Air Flow-CFM(L/s) 3495 (1650)
Engine Water Flow-GPM (L/s) 345 (21.8)
Fuel Consumption-U. S. Gal/h (L/h) 96.2 (364)
Exhaust Gas Temperature (After Turbine 1035 (557)
Exhaust Gas Flow (After turbine)-CFM (L/s) 10596 (5001)
Heat Radiation-BTU(KW) 9050 (159)
Heat Rejection to Coolant- BTU(KW) 42290 (743)
Heat Rejection to Ambient- BTU(KW) 49350 (867)
Exhaust System
Maximum Allowable Back Pressure-in. Hg (kPa) 3 (10)
Air Induction System
Max Allowable Intake Air Restriction
-with light duty clean filter element- in. H2O (kPa) 10 (2.49)
-with heavy duty clean filter element- in. H2O (kPa) 15 (3.74)
-with dirty filter element- in. H2O (kPa) 25 (6.22)
Maximum Intake Pressure Fall from Turbo to Intake Manifold-PSI (kPa) 5 (17)
Maximum Allowable Intake Manifold Inlet Temperature- 122-140 (50-60)
Cooling System
Coolant Capacity-Engine Only-U. S. Gal(L) 31.2 (118)
-with Heat Exchanger- U. S. Gal(L) 13 (49.2)
Max. Coolant Friction Head External to Engine- 1800rpm- PSI (kPa) N/A
-1500rpm- PSI (kPa) 7 (48)
Max. Static Head of Coolant Above Engine Crank Centerline-ft. (m) 60 (18.3)
Standard Thermostat (Modulating) Rane 180-202 (82-94)
Minimum Allowable Pressure Cap--PSI (kPa) 10 (69)
Max. Allowable Top Tank Temperature for Stanby/Prime Power 220/212 (104/100)
Fuel System
Type Injection System Direct Injection Cummins PT
Max. Allowable Restriction to Fuel Pump
-with clean fuel filter-in. Hg(kPa) 4 (13.5)
-with dirty fuel filter-in. Hg (kPa) 8 (27.1)
Max. Allowable Head on Injection Return Line-in. Hg(kPa) 6.5 (22)
Max. Fuel Pump Supply-U. S. Gal/h (L) 385 (1456)
Fuel Temperature Range 90-110 (32-43)
Max Allowable Fuel Temperature 160 (71)
Alternator Features:
Brand Stamford, Simens, Marathon, Farady at option
AVR model R448 V50
Number of phase 3
Power factor (Cos Phi) 0.8
Altitude ≤ 1000 m
Overspeed 2250RPM
Number of Pole 4
Exciter type AREP
Insulation class H
Voltage regulation ± 0.5%
Sustained short circuit current 300% (3 IN): 10s
Total harmonics (TGH/THC) < 3.5 %
Wave form NEMA = TIF < 50
Wave form i. e. C. = THF < 2%
Bearing single
Coupling Direct
Control system:
Automatic alarm system: The unit has the acousto-optics alarm system and arrestor for any situation as the start defeat, the water is over temperature, the oil pulls down, over speed, over load and over current
1 Operation display:
2 Unit voltage, tri-phase load current and frequency display
3 Water temperature, oil pressure display
4 Fuel level, fuel temperature display
5 Audible and visual alarm lamps and buzzers
6 Starting system: DC alternator is used to start engine
7 Short circuit protection: MCCB air switch
8 Cooling system: Combined cooling water tank fitted to meet the requirement of radiation at ambient temperature 40° C
9 Filter system: Oil, fuel and air filter
