Best-Selling Perkins 21 Kw Diesel Generator - 50HZ 20kva Perkins engine diesel generator – Walter
Best-Selling Perkins 21 Kw Diesel Generator - 50HZ 20kva Perkins engine diesel generator – Walter Detail:
Mini Quantity: 1 set
Port: Shanghai
Payment Terms: T/T, L/C
Size: depended
Material: Iron & copper
Features: powering
Applications: Generate Electricity
Clients: supplier / manufacturer / company / factory / distributor / agent / final user
Marketing Area: Asia, Africa, Europe, the Arab region

| Generator set Specifications | ||
| Output frequency | 50HZ | |
| Rated speed | 1500rpm | |
| Prime power | 20kva | |
| Standby power | 22kva | |
| Rated voltage | 400v | |
| Phase | 3 | |
| Engine model | 404D-22G | |
| Alternator model | PI144D | |
| Fuel consumption of 100% load | 5.3Litres/h | |
| Fuel consumption of 75% load | 4.0Litres/h | |
| Voltage regulation rate | ≤±1% | |
| Random voltage variation | ≤±1% | |
| Frequency regulation rate | ≤±5% | |
| Random frequency variation | ≤±0.5% | |
| Engine Specifications | ||
| Engine model | 404D-22G | |
| Engine manufacturer | Perkins | |
| Number of cylinders | 4 | |
| Cylinder arrangement | vertical in-line | |
| Cycle | 4 stroke | |
| Aspiration | Electrical | |
| Bore Stroke(mm mm) | 84×100 | |
| Displacement Ratio | 2.216 | |
| Compression Ratio | 23.3:1 | |
| Speed governor | Electrical | |
| Cooling system | Forced water cooling cycle | |
| Steady speed droop(%) | ≤±1% | |
| Total lubrication system capacity(L) | 10.6 | |
| Coolant capacity(L) | 7.0 | |
| Starter motor | DC24V | |
| Alternator | DC24V | |
| Alternator specifications | ||
| Rated frequency | 50HZ | |
| Rated speed | 1500rpm | |
| Alternator Model | PI 144D | |
| Rated output prime power | 20KVA | |
| Efficiency(%) | 0.851 | |
| Phase | 3 | |
| Rated voltage | 400V | |
| Exciter type | self excitation.brushless | |
| Power factor | 0.8 | |
| Voltage adjust range | ≥5% | |
| Voltage regulation NL-FL | ≤±1% | |
| Insulation grade | H | |
| Protection grade | IP23 | |
| Optional | ||
| Optional Alternator brand | Marathon | Walter |
| Optional Alternator model | MP-20H | WDQ 144D |
| Exciter type | Self – excited | Self – excited |
| Rated output prime power | 20KVA | 20KVA |


Packaging Details: Genaral packaging or plywood case
Delivery Detail: Shipped in 10 days after payment



1. What’s the power range of diesel generators?
Power range from 10kva~2250kva.
2. What’s the delivery time?
Delivery within 7 days after deposit confirmed.
3. What’s your payment term?
a.We accept 30% T/T as the deposit,the balance payment paid before delivery
b.L/C at sight
4. What’s the voltage of your diesel generator?
Voltage is 220/380V,230/400V,240/415V, just as your request.
5. What is your warranty period?
Our warranty period is 1 year or 1000 running hours whichever comes first. But based on some special project, we can extended our warranty period.
Product detail pictures:

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Our firm aims to operating faithfully, serving to all of our shoppers , and working in new technology and new machine consistently for Best-Selling Perkins 21 Kw Diesel Generator - 50HZ 20kva Perkins engine diesel generator – Walter, The product will supply to all over the world, such as: Jamaica, Senegal, Tajikistan, As a way to use the resource on the expanding info in international trade, we welcome prospects from everywhere on the web and offline. In spite on the high quality objects we offer you, effective and satisfying consultation service is supplied by our qualified after-sale service group. Item lists and in depth parameters and any other info weil be sent to you timely for the inquiries. So you should make contact with us by sending us emails or call us when you've got any questions about our organization. ou could also get our address information from our site and come to our enterprise. We get a field survey of our merchandise. We're confident that we are going to share mutual accomplishment and create solid co-operation relations with our companions within this market place. We're seeking forward for your inquiries.
The customer service staff is very patient and has a positive and progressive attitude to our interest, so that we can have a comprehensive understanding of the product and finally we reached an agreement, thanks!







