30kw 37.5kva Weichai Diesel Generator Set

Diesel Generator Set Data

Model: DB-30GF

Prime power: 30KW/37.5KVA

Rated current: 54A

Rated frequency: 50Hz

Power factor: 0.8lag

Rated voltage: 230/400V

Transport package: plastic film/ plywood case

Delivery time: within 10-20 days

For more types, please contact us


1) There are many levels of capacity of Weichai diesel generator set. Generally, the power of a single diesel generator set ranges from 18kw to 2000kW, and  for higher power, can be selected parallel operation.

2) The supporting equipment of diesel generator set has compact structure and flexible installation location.

3) Diesel generator set has high thermal efficiency and low fuel consumption. The effective thermal efficiency of diesel engine is 30% ~ 46%.

4) The diesel generator set starts quickly and can reach full power quickly. The starting of diesel engine generally takes only a few seconds, and it can be brought to full load in a few minutes under emergency state. Under normal working conditions, it shall be brought to full load within about 5 ~ 30min. Diesel generator set is suitable for prime duty use or emergency standby use.

5) The diesel generator set has simple maintenance and operation, requires less operators, and is easy to maintain during standby use period.

6) The comprehensive cost of diesel generator set construction and power generation is low.

Why Choose Us

We are original manufacturer of diesel generator set. Factory direct sale, guaranteed quality and affordable price.


Our diesel generator sets are widely used in telecommunications, energy, transportation, real estate, hospital, residential building, data center and other fields, having long-term strategic cooperation with a lot of well-known enterprises. From research and development to production, from raw material procurement, assembly and processing to finished product debugging and testing, each process is strictly implemented, in all aspects meet the national, industry standards and contract provisions of the quality, specifications and performance requirements.


We have a professional and technical team, with an average working experience of more than 10 years in the generator industry. In the spirit of "keep improving", they actively collect and attract advanced technology and products at home and abroad, and constantly update the products, so that our diesel generators have been recognized by the majority of users.


If a customer can not find his supplier to support them when equipment has problem, after sales service is not guaranteed, which is a very helpless thing. While we have perfect after-sales service to support you to solve problem, it's not that you can't find us after you have a problem on your equipment. We will be with you and solve your problems with heart.

Export Case

So far, our diesel genset sold to Ethiopia, Venezuela, Singapore, Nigeria, Thailand, U.S.A etc. all over the world, both having good feedback from customers. 

Diesel generators


1. Do you have your own factory?

Yes, we have. Welcome to visit our factory.

2. What is the delivery time and do you have product in stock?

Delivery time depends on order quantity. Generally, within 10 days for open genset, 20 days for silent genset. We have some power capacities in stock, if need details, please contact us.

3. What is your warranty period?

Our warranty is 1 year or 1000running hours whichever comes first. But based on some special project, we can extended our warranty period.

4. Does your generator have global warranty?

Yes, We supply the warranty. Also most of our products like Cummins, Volvo, Perkins, Deutz, Doosan, Yuchai, Weichai etc. power generator enjoy the global warranty service. And the alternator we use like Stamford and marathon also enjoy the global warranty service, so you do not need to worry about the after-sales service.

5. What is your payment terms?

We can accept T/T 30% in advance, and the balance 70% shall be paid before shipment or L/C at sight. But based on some special project and special order, we can do something on payment item.

6. Do you provide OEM service?

Yes, we can put your company logo on our diesel genset, just tell us your requirements, then we will do it for you. 

Our Service

Before service

Our professional engineer will give you some consultation of technology and related planning before sale, such as selection of equipment, supporting facilities, the design of equipment room. We can also answer and solve the using problem you faced.


After sale service

1. Free guide to install and debugging

2. Free training and consult

3. Guiding how to protect your equipment

4. We will set up clients' document, tracking service, regular inspection, maintenance for life

5. We offers pure perennial spare parts and maintenance engineers will be ready to provide.

Dingbo Cloud on line service will help you to manage your equipment, save cost and improve efficiency.

1.Compact structure.

2.High reliability.

3.Strong power and good economy.

4.Excellent NVH performance.

The eccentric piston and closed flywheel housing are adopted to strengthen the gear chamber and optimize the combustion. The vibration and noise are better than those of competitive products.

5.High reliability.

The overhaul period of key parts can reach 20000 h, with built-in respirator and high separation efficiency. The mechanical filter and fuel filter adopt long-life imported filter materials, with good filtering effect

6.Appearance upgrade.

Family design makes the oil circuit and circuit more smooth and beautiful.

Diesel Generator Set Data
Manufacturer:Guangxi Dingbo Power Equipment Manufacturing  Co.,Ltd
Set Type:DB-30GF

Prime Power:

Standby Power:



Rated Current:54(A)
Rated Frequency:50(Hz)
Start-up time:5~6(s)
Power Factor:0.8(Lag)
Rated Voltage:400/230(V)
Standard Features

Engine: Weichai WP2.3D40E200

Radiator 40℃ 

Fans are driven by belt, with safety guard

24V charge alternator

Dry type air filter, fuel filter, oil filter

Alternator: single bearing alternator, IP22-IP23, insulation class H/H

Main line circuit breaker

Standard control panel



Factory test report, User manual etc.

Diesel Engine Data
Manufacturer:Weichai Power Yangzhou Diesel Engine Co Ltd.
Prime/Standby Power:36KW/40KW
Rated Speed:1500(r/min)
Cycle:4 stroke
Cylinder Arrangement:4 in line
Bore and Stroke:89*92(mm) 
Compression Ratio:17.5:1
Governor Type:Mechanical speed governor
Start battery voltage:12V DC Electrical Start
Air Intake System
Air Intake System:Turbocharged
Min Intake Restriction:100kpa
Exhaust System
Max. Exhaust Temperature:650℃
Max Allowable Back Pressure:8kpa
Fuel System
Fuel System:Direct injection
100%( Prime Power) Load:215g/kw.h
50%( Prime Power) Load:199g/kw.h
Oil System
Total Oil Capacity:8L
Oil Consumption ratio:<0.1%
Cooling System
Cooling Way:Water-cooled
Total Coolant Capacity:5L
Max Water Temperature:102℃ 
Alternator Data
Excitation Mode:Brushless and self- exciting
Number of phase and Access Act:3-phase 4-wire
Connecting Type:“Y” type connecting
Alternator Capacity:37.5KVA
Alternator Efficiencies:95%
Overload:Oerload running 1 hour within 12 hours
Protection Level:IP22-IP23
Insulation Class, Temperature Rise:H/H
Telephone Influence Factor (TIF):<50
Voltage Regulation, Steady State:≤±1%
Genset Electrical Performance
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
HeaterAnti Condensation Heater
Battery ChargerPermanent Magnet Generator(PMG)
Water SeparatorDrop CT(For Paralleling)
Daily Fuel Tank
Fuel Level Sensor
Control SystemOthers
Remote Control PanelRainproof Type
Auto Transfer Switch (ATS)Soundproof Type
Paralleling SystemTrailer Type
Open Type
Overall SizeWeight
Soundproof Type
Overall SizeWeight

More technical information, please send inquiry to us. 

Genset ModelGenerating Set OutputEngine ModelSize
Prime PowerStandby PowerDimension( L x W x H:mm )Weight( kg )

Genset ModelGenerating Set OutputEngine ModelSize
Prime PowerStandby PowerDimension( L x W x H:mm )Weight( kg )

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Contact Us

Mob.: +86 134 8102 4441

Tel.: +86 771 5805 269

Fax: +86 771 5805 259

E-mail: dingbo@dieselgeneratortech.com

Skype: +86 134 8102 4441

Add.: No.2, Gaohua Road, Zhengxin Science and Technology Park, Nanning, Guangxi, China.

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