Silent 50Hz 20kw 25kva Cummins 4B3.9-G1 engine diesel generator set
Low noise silent 50Hz 20kw 25kva Cummins engine diesel power generator set from China exporter, driven by Cummins 4B3.9-G1 diesel engine, with original Leroy Somer alternator, optional ComAq controller, suits for Moldova and other countries. Please feel free to email Gosun once you have a power generator customized order.
Technical Specifications
GENERATOR SET OUTPUT INFORMATION
| Model No. | Voltage | Hz | Phase & Wires | Power Factor (cosφ) |
Standby Current ( A) |
Standby Power ( KW / KVA ) |
Rated Power ( KW / KVA) |
| 20GF-C50 | 440/254 | 50 | 3 phases 4 wires | 0.8 lagging | 36 | 22/28 | 20/25 |
| 20GF-C50 | 415/240 | 50 | 3 phases 4 wires | 0.8 lagging | 38 | 22/28 | 20/25 |
| 20GF-C50 | 400/230 | 50 | 3 phases 4 wires | 0.8 lagging | 40 | 22/28 | 20/25 |
| 20GF-C50 | 380/220 | 50 | 3 phases 4 wires | 0.8 lagging | 42 | 22/28 | 20/25 |
ENGINE SPECIFICATIONS
ENGINE PARAMETERS
| 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 |
| Engine Displacement | 3.9L |
| Bore*Stroke | 102*120(mm) |
| Compression Ration | 16.5:1 |
| Rated Speed (RPM) | 1500rpm |
| Engine Max Power | 27KW |
| Governor Type | RSV Mechanical (Std) / Electronic (Optional) |
FUEL CONSUMPTION
| 100% Load | 245 g/kw.h |
| 75% Load | 260 g/kw.h |
| 50% Load | 296 g/kw.h |
LUBE SYSTEM
| Lube Consumption | ≤ 4 g/kw.h |
| Oil Pressure At Rated Speed | 345 kPa |
ALTERNATOR SPECIFICATIONS
| Number Of Phases | 3 |
| Connection Type | 3 phase 4 wires, Y type connection |
| Bearing Numbers | 1 |
| Power Factor (cosφ) | 0.8 (lagging) |
| Protection Grade | IP23 |
| Altitude | ≤ 1000 meters |
| Excitation Mode | Brushless, self-exciting |
| Insulation Grade | H |
| Rated Capacity | 25 KVA |
| Alternator Efficiency | 85% |
CONTROL PANEL FEATURES ( DSE7320 MKII AUTO MAINS FAILURE / UTILITY CONTROL MODULE )
Support for O-10 V & 4-20mA oil pressure senders.
Large back-lit icon LCD display.
Heated display option.
3-phase generator sensing.
3-phase generator and mains (utility) sensing
Breaker control buttons on front fascia.
Generator & load power monitoring (kW, kV A, kV Ar, pf).
Generator overload protection (kW).
Generator/load current monitoring & protection
Configurable analogue/digital inputs.
Configurable DC, volt- free and staged loading outputs.
CAN, MPU & alternator speed sensing ( selectable depending on engine type).
Tier 4 CAN engine support.
NOISE LEVEL
| @ 7 meters | 68~75 DB |
DIMENSION & WEIGHT
| Silent type size | 2290*1060*1680 (mm) |
| Gross Weight | 1250 kg |
MANUFACTURING STANDARDS
All our diesel generator are designed and manufactured in accordance with international standards, such as EN60O34, BS50O0, IEC34-1, GB755, VDE0530, CSA22.2, AS1359, as well as the requirements of ISO9001 and ISO14O01.
SUPPLY SCOPE
1. Cummins 4B3.9-G1 engine
2. Alternator
3. DSE7320 MKII control panel
4. standard radiator mounted on skid
5. high grade steel base frame (optional base fuel tank )
6. electronic governor
7. battery charger
8. cranking motor
9. english operation manual, maintenance and test reports.
10. accessories: rubber anti-vibrator, muffler, elbow, expansion joints, battery cables, battery
NOTICE
Pictures associated with this page are for illustration only, they may not reflect the actual product, please contact us to get the actual product image. The above technical specifications are for reference only, we reserved the right to change the configuration without notifying website visitors, please contact our sales or technical team for final confirmation.
