Jackwell Limited

                  Specialized in kinds of PARTS since 1985,

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Soundproof Cummins Diesel Generator , 22KW / 28KVA , 4B3.9-G1

Good quality Cummins Diesel Generators for sales
Good quality Cummins Diesel Generators for sales
Your genset and ATS are working well. I have given your name and email to a friend who will be building a hotel in Palawan. Thanks,

—— K.S. LIM

Thanks always giving me good products. thanks for your effort you done before. your firend from Egypt.

—— Waleed-Egypt

I must confess you have a brilliant customer relations skills and i am learning from you. I tell you if you want to see how beautiful Zambia in Africa

—— Akakulubelwa Mwiyakui-Zambia

hi jenny, the powerwizard 1.1 i brought work perfect

—— Dr Claude VILLETTE -----France

I purchased a Jackpower generator from your company in January or February 2008 (ten years ago). The generator has served me very well for 10 years,but the fuel filter has become blocked.My problem is that now that the new filter is fitted, I cannot find anywhere to bleed the air out of the fuel system. I would be very grateful for any help from u

—— David -----Hongkong

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Soundproof Cummins Diesel Generator , 22KW / 28KVA , 4B3.9-G1

China Soundproof Cummins Diesel Generator , 22KW / 28KVA , 4B3.9-G1 supplier
Soundproof Cummins Diesel Generator , 22KW / 28KVA , 4B3.9-G1 supplier Soundproof Cummins Diesel Generator , 22KW / 28KVA , 4B3.9-G1 supplier Soundproof Cummins Diesel Generator , 22KW / 28KVA , 4B3.9-G1 supplier

Large Image :  Soundproof Cummins Diesel Generator , 22KW / 28KVA , 4B3.9-G1

Product Details:

Place of Origin: China
Certification: ISO9001
Model Number: JP-C22S

Payment & Shipping Terms:

Minimum Order Quantity: 1 unit
Price: Negotiable
Packaging Details: Open type
Delivery Time: 30 days
Payment Terms: T/T L/C, 30% deposit,70% before delivery
Supply Ability: 100 units/ Per month
Port:: HongKong or ShenZhen,ShangHai,Dalian as required
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Detailed Product Description


1, Model: DCEC Cummins 4B3.9-G1 , 4-cycle

2, Standby Power:22KW / 28KVA  50HZ

3, Prime Power: 20KW / 25KVA 50HZ

4, Air Intake System:Air natural cooled

5, Cylinder Arrangement:4 in line  

6, Rated RPM:1500rpm

7, Governor Type:RSV Mechanical

8, Protection Grade:IP23

9, Connecting Type:3 Phase and 4 Wires, “Y” type connecting


Soundproof Cummins Diesel Generator , 22KW / 28KVA



Standby Power(50Hz) 22KW / 28KVA

Prime Power(50Hz) 20KW / 25KVA



Soundproof Type


Overall Size: 2290(mm)×1060(mm)×1680(mm)

Weight: 1250kg



General Features:


Engine(DCEC Cummins 4B3.9-G1 )

Radiator 50OC max, fans are driven bybelt, with safety guard

24V charge alternator

Alternator: single bearing alternator IP23, insulation class H/H


Dry type air filter, fuel filter, oil filter

Main line circuit breaker

Standard control panel

Two12V batteries, rack and cable

Ripple flex exhaust pipe, exhaust siphon,flange,muffler

User manual





Manufacturer / Model: DCEC Cummins 4B3.9-G1 , 4-cycle

Air Intake System: Air natural cooled

Fuel System: A model fuel pump

Cylinder Arrangement: 4 in line

Displacement: 3.9L

Bore and Stroke: 102*120(mm)

Compression Ratio: 16.5:1

Rated RPM: 1500rpm

Max. Standby Power at Rated RPM: 27KW/36.7HP

Governor Type: RSV Mechanical(Std) / Electronic (Optional)

Exhaust System

Exhaust Gas Flow: 4.27m3/min

Exhaust Temperature: 410℃

Max Back Pressure: 10kPa

Air Intake System

Max Intake Restriction: 5kPa

Burning Capacity: 1.98m3/min

Air Flow: 136m3/min

Fuel System

100%( Prime Power) Load: 228 g/Kw.h

75%(Prime Power) Load: 229 g/Kw.h

50%(Prime Power) Load:: 240 g/Kw.h

100%( Prime Power) Load: 6.3L/h

Oil System

Total Oil Capacity: 11L

Oil Consumption: ≤4g/kwh

Engine Oil Tank Capacity: 9.5L

Oil Pressure at Rated RPM: 345kPa

Cooling System

Total Coolant Capacity: 21L

Thermostat: 82-95℃

Max Water Temperature: 104℃






Compliance with GB755, BS5000, VDE0530, NEMAMG1-22, IED34-1, CSA22.2 and AS1359 standards.



Alternator Data


Number of Phase: 3

Connecting Type: 3 Phase and 4 Wires, “Y” type connecting

Number of Bearing: 1

Power Factor: 0.8

Protection Grade: IP23

Altitude: ≤1000m

Exciter Type: Brushless, self-exciting

Insulation Class, Temperature Rise: H/H

Telephone Influence Factor (TIF): <50

THF: <2%

Voltage Regulation, Steady State: ≤±1%

Alternator Capacity: 27.5KVA

Alternator Efficiencies: 86.2%

Air Cooling Flow: 0.15m3/s





Voltage Regulation: ≥±5%

Voltage Regulation, Stead State: ≤±1%

Sudden Voltage Warp (100% Sudden Reduce): ≤+25%

Sudden Voltage Warp (Sudden Increase): ≤-20%

Voltage Stable Time (100% Sudden Reduce): ≤6S

Voltage Stable Time (Sudden Increase) ≤6S

Frequency Regulation, Stead State: ≤5%

Frequency Waving: ≤1.5%

Sudden Frequency Warp (100% Sudden Reduce): ≤+12%

Sudden Frequency Warp (Sudden Increase): ≤-10%

Frequency Recovery Time (100% Sudden Reduce): ≤5S

Frequency Recovery Time (Sudden Increase): ≤5S




Competitive Advantage:


High Performance of loading       Easy start
Nice protection              User-friendly operation
Low running cost           Environmental            Long service life


Contact Details
Jackwell Limited

Contact Person: Jennylai

Tel: +8613058566006

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