TC440(NTAA855-G7A)

   400kVA 440kVA Cummins Diesel Generator Specification

Generator Model: TC440
Engine Model: Cummins NTAA855-G7A
Alternator: Leroy-somer/Stamford/ Mecc Alte/ Mamo Power 
Voltage Range:  110V-600V
Electrical Output:   320kW/400kVA prime 
352kW/440kVA standby

(1) Engine Specification

General Performance 
Manufacture: CCEC Cummins
Engine Model: NTAA855-G7A
Engine Type: 4 cycle, In-line, 6-cylinder
Engine Speed: 1500 r.p.m
Base Output Power: 370kW/495hp
Standby Power: 407kW/545hp
Governor Type: Electronic
Direction of Rotation: Anti-clockWise viewed on flywheel
Air Intake Way: Turbocharged and Charge Air Cooled
Displacement: 14L
Cylinder Bore * Stroke: 140mm × 152mm
NO. of Cylinders: 6
Compression Ratio: 14.0:1

(2) Alternator Specification

General Data - 50HZ/1500r.p.m 
Manufacture / Brand: Leroy-somer/Stamford/ Mecc Alte/ Mamo Power 
Coupling / Bearing Direct / Single Bearing
Phase 3 Phase
Power Factor Cos¢ = 0.8
Drip Proof IP 23
Excitation Shunt/Shelf excited
Prime Output Power 320kW/400kVA
Standby Output Power 352kW/440kVA
Insulation class H
Voltage regulation ± 0,5 %
Harmonic distortion TGH/THC no load < 3% - on load < 2%
Wave form : NEMA = TIF - (*) < 50
Wave form : I.E.C. = THF - (*) < 2 %
Altitude ≤ 1000 m
Overspeed 2250 min -1

Fuel System

Fuel consumption: 
1- At 100% Standby power 98 Litres/hour
2- At 100% Prime power 89.2Litres/hour
3- At 75% Prime power 67.8Litres/hour
4- At 50% Prime power 47.5Litres/hour
Fuel Tank Capacity: 8 Hours at Full Load