20KW Cummins silent acoustic diesel Generator

Output PowerkVA

25 / 27.5

Output PowerkW

20 / 22

Power Factor

0.8lagging

Frequency(Hz)

: 50

Output VoltageV

400 / 230

Maxim Prime/Standby

Output CurrentA

36 / 39.7

SizeL×W×Hmm

1800×760×1400

Net Weightkg

890

ENGINE

Manufacturer

Dongfeng Cummins Generator Company Limited

Model

4B3.9-G2

Rated SpeedRPM

1500

Cylinders

4

Maxim Output PowerkW

27

Cylinders Arrangement

L

Fuel Class

0#(light diesel)

Bore/Strokemm

102/120

Fuel Consumptiong/kw.h

229/228

Total CapacityL

3.9

Lube Oil Class

API-CD & above

Compression Ratio

16.5:1

Total Lube Oil CapacityL

10.9

Air Input

Turbo Charge

Maxim Lube Oil

Temperature

121

Governing Manner

electronic

  governing

Maxim Oil Consumption (L/h)

0.023

Temperature Range(

82-95

Maxim Exhaust Temperature

380/410

Allowed Maxim Back

Pressuremmhg

76

Air Input Resistence (kPa)

100

Cooling Manner

closing style

  circulatory water

  cooling

Air Input VolumeL/S

32.8/32.9

Cooling Liquid Volume

(L)only for engine

7.2

Maxim Cooling Liquid

temperature

100/104

Alternator

Manufacturer  

Shanghai Megaton Generator Co., Ltd

Model

MWL34540 23FS1

Exciting Manner

Brushless,

 self-exciting

(PMG optional)

Voltage Adjustment

Range

≥±5%

Static Voltage

Adjusting Ratio

≤±1.0%

Temperature Rise

H

Voltage Control Manner

AVRSMAVC6305

Insulation Class

H

Overload Capacity

1.5 times

2 minutes

Protection Class

IP22

Short Circuit

Capacity

3 times

  2 seconds

Efficiency

86.4%

Cooling Manner

self-cooled

Tele Disturbance

Coefficient

THF<2%,  TIF<50

Rotator Pattern

Pole Protruding