Cummins Silent Diesel Generator Set 20kVA
Cummins engine 4BT3.9-G
Prime 16kw/20KVA, standby 18kw/22.5KVA
Rating frequency 50Hz, 1500RPM, Voltage 400/230V (adjustable)
Performance Feature
1)Engine and alternator shall be mounted on a same frame steel skid.
2)Built-in damper for anti-vibration.
3)Small size, low weight, easy to operating, installation and maintenance.
4)World most famous brand diesel engine.
5)World famous brand AC alternator: Stamford, Marathon, Leroy Somer, MVC.
6)Advanced and reliable control module: Key start, Auto start, Remote control by PC with RS232/485
7)Full range protect function and alarm shutdown feature.
Alternator Feature
1)Brush-less, 4 poles, rotation magnet.
2)IP21-23(NEMA1) enclosure is standard for all industrial alternators.
3)The insulation system is Class H
4)Simple installation and maintenance, with easy access to terminals, rotating diodes
5)Wide range of flange adaptors and single bearing disc coupling.
6)Standard 2/3 pitch windings avoid excessive neutral currents
7)AVR auto voltage regulator, auto exciter, auto adjustment
| Generator set | Genset Model | HCM23 |
| Rating Power (KW/KVA) | 16/20 |
| Standby Power(KW/KVA) | 18/22.5 |
| Rating Ammeter(A) | 36 |
| Diesel engine | General data | Engine model | 4B3.9-G |
| Prime Power(KW/KVA) | 24/30 |
| Standby Power(KW/KVA) | 27/33.75 |
| number of Cylinder & Configurationationation | 4 cylinders in line |
| Bore X Stroke (mm) | 102X120 |
| Displacement(l) | 3.9 |
| Compression Ratio | 16.5:1 |
| Governor type | Mechanic |
| Rated RPM | 1500 |
| Exhaust system | Exhaust gas flow(m³/min);/min);/min) | 7 |
| Max. Exhaust back Pressure(KPA) | 10 |
| Air intake system | Aspiration Type | Naturally intake |
| Max. intake depression(KPA) | 6 |
| Combustion air Volume(m³/min);/min);/min) | 1.8 |
| Fuel system | Rating Fuel Consumption(l/h) | 6 |
| 75% full Fuel Consumption(l/h) | 6.3 |
| Lubrication system | Total oil capacity(l) | 9 |
| Oil pressure at rated rpm(KPA) | 345-413 |
| Cooling system | Total Coolant capacity(l) | 18 |
| Fan cooling air flow(m³/min);/min);/min) | 125 |
| Alternator | Alternator model | GM-20-4 Shanghai Marathon |
| Rating Voltage(V) | 400/230 |
| Rating Capacity(KW/KVA) | 16/20 |
| Eff.% | 85% |
| Power Factor | 0.8 |
| Exciting type | Brushless self-exciter, AVR |
| Voltage regulation | ±1%lusmn;1%lusmn;1% |
| No. of Phase | 3 phase 4 wire |
| Enclosure Class | IP21 |
| Class of Insulation | H |
| Battery | Rating Capacity(AH) | 2X60AH 12V |
| Dimension | Generator set dimension (LXWXH) | 1600X830X1300 |
| Weight | Generator set Net Weight (kg) | 950 |