| General Information | Prime Power | Standby Power |
|---|---|---|
| Rated Power (kVA) | 25 | 28 |
| Power Rating (kW) | 20 | 22 |
| Frequency (Hz) | 50 | |
| Engine Model | V3300 | |
| Engine Speed (RPM) | 1500 | |
| Phase | 3 | |
| PF | 0.8 | |
| Control System | Digital | |
| Rated Voltage (V) | 400/230 | |
| Fuel Tank Capacity Operating Time | ≥ 8h @ 75% load | |
| Model | BK28 (Open Type) | BK28S (Silent Type) |
|---|---|---|
| Length (L) mm | 1800 | 2200 |
| Width (W) mm | 710 | 850 |
| Height (H) mm | 1170 | 1070 |
| Tank Capacity (L) | 46 | 46 |
| Engine Model & Manufacturer | V3300 (KUBOTA) |
| Engine Model | V3300-E2BG-CHN-1 |
| Engine Code Number | 1G516-27000 |
| Type | Vertical, water-cooled, 4-cycle diesel engine |
| Number of Cylinder | 4 |
| Cylinder Bore (mm) | 98 |
| Stroke (mm) | 110 |
| Combustion Type | Spherical Type (E-TVCS) |
| Total Displacement (L) | 3.318 |
| Brake Horse Power (Continuous) kW/rpm (PS/rpm) | 35.3/1800 (48.0/1800) |
| Brake Horse Power (Stand-by) kW/rpm (PS/rpm) | 32.1/1800 (43.6/1800) |
| Firing Order | 1-3-4-2 |
| Direction of Rotation | Counter-Clockwise (Viewed from Flywheel Side) |
| Injection Pump | Bosch Type |
| Fuel Injection Pressure (MPa) kgf/cm² | 13.73 (140) |
| Fuel Injection Timing (deg.) | 10 Before T.D.C (p) |
| Compression Ratio | 22.6 |
| Governor Type | All Speed Mechanical Governor |
| Fuel Oil | Diesel Fuel No.2-D (ASTMD975) |
| Starting System | Starter (with glow plug) |
| Starter Output (V-kW) | 12 - 2.5 |
| Alternator Output (V - A) | 12 - 45 |
| Cooling System | Pressurized Radiator, Forced Circulation with water pump |
| Lubricating System | Forced Lubricating by Trochoid Pump |
| Lubrication Oil | Class CF lubricating oil as per API classification is recommended |
| Lub. Oil Capacity (L) | 13.2 |
| Dimensions (L x W x H) mm | 769.2×536×751 |
| Emission Regulation | China Off Road |
| Intake Resistance (kPa) mmAq | ≦ 1.96 (200) |
| Back Pressure (kPa) mmHg | ≦ 7.07 (53) |
| Ho (Heat Rejection to coolant) kcal/h | 28,664 |
| Combustion Air Requirements (25℃ and 750mmHg) m³/min | 2.6 |
| Exhaust Gas Volume (25℃ and 750mmHg) m³/min | 7.16 |
| Dry Weight (kg) | Approx. 241 |
| Alternator Brand | BOBIG |
| Alternator Manufacturer | FUJIAN BOBIG ELECTRIC MACHINERY CO.,LTD |
| Alternator Model | BW-184FS |
| Alternator Rated Power | 20kw/25kva |
| Rated Voltage (V) | 230v/400v |
| Rated Frequency | 50hz |
| Connecting Type | 3 Phase and 4 W |
| Number of Bearing | 1 |
| Protection Grade | IP23 |
| Altitude | ≤1000m |
| Exciter Type | Brushless, Self-exciting, AVR automatic voltage regulating, 100% Copper |
| Insulation Class | H class |
| Telephone Influence Factor (TIF) | ≤50 |
| THF | ≤2% |
| Voltage Regulation, Steady State | ≤±1% |
| Transient State Voltage | ≤-15%~+20% |