Specification of Cummins generator set:

1) Output range: 300kW (375kVA),

2) Engine model:NTA855-G7

3) Alternator: Stamford, Leroy Somer, Marathon series

4) Water-cooled

5) 8hrs operation base tank

6) Key start / auto start

7) Sound-proof / weather-proof canopy is optional

8) 230 / 400V AC, 50Hz / 60Hz, 0.8pF three-phase and four wires alternating current output

9) Frequency: <3% 

10) Frequency at stable state: <0.5%

11) Frequency deviation at instantaneous state: ≤+10%     

12) Frequency return time: ≤3s   

13) Voltage deviation at stable state: ≤±1% 

14) Voltage deviation at instantaneous state: ≤+20%                                 

15) Voltage return time: ≤4s                                

16) Voltage modulation: ≤0.3%                 

17) Standard configuration of gensets:

      a) Engine: Cummins diesel engine

      b) Engine type: water-cooled, in line four-stoke, Humit cylinder liner, direct injection                                

      c) Alternator: Marathon brushless alternator

18) Control system:

      a) 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

      b) Operation display:

          i) Unit voltage, tri-phase load current and frequency display

          ii) Water temperature, oil pressure display

          iii) Fuel level, fuel temperature display

          iv) Audible and visual alarm lamps and buzzers

19) Starting system: DC alternator is used to start engine

20) Short circuit protection: MCCB air switch

21) Cooling system: combined cooling water tank fitted to meet the

      requirement of radiation at ambient temperature 40°C

22) Filter system: oil, fuel and air filter

23) Accessories: exhaust elbow, bellow, muffler

24) Supply standard collocation:

      a) Diesel engine with all accessories, 3 filter, electric systems

      b) Alternator

      c) Steel structure

      d) Fan and water tank cooling system

      e) Flange connector

      f) 12 / 24V starting motor and charge engine

      g) Air cleaner, fuel cleaner, oil cleaner

      h) On-board control panel

      i) MCCB air conservation switch

      j) 12 / 24V starting accumulator and Battery line 

      k) Set shock absorber

      l) High-efficient silencer