| General Information | Prime Power | Standby Power |
|---|---|---|
| Rated Power (kVA) | 25 | 28 |
| Power Rating (kW) | 20 | 22 |
| Frequency (Hz) | 50 | |
| Engine Model | QC498D | |
| Engine Speed (RPM) | 1500 | |
| Phase | 3 | |
| PF | 0.8 | |
| Control System | Digital | |
| Rated Voltage (V) | 400/230 (According to customer requirements) | |
| Fuel Tank Capacity Operating Time | ≥ 8h @ 75% load | |
| Model | BQ28 (Open Type) | BQ28S (Silent Type) |
|---|---|---|
| Length (L) mm | 1450 | 2100 |
| Width (W) mm | 610 | 850 |
| Height (H) mm | 1100 | 1050 |
| Tank Capacity (L) | 46 | 46 |
| Engine Model & Manufacturer | QC498D (QUANCHAI) | |
|---|---|---|
| Model | QC498D | |
| Bore*Stroke (mm) | 98×105 | |
| Total Displacement (L) | 3.17 | |
| Rated Power (kw) | 25 | 30 |
| Standby Power (kw) | 28 | 33 |
| Rated Speed (r/min) | 1500 | 1800 |
| Rated Power For Generator Sets (kva) | 25 | 30 |
| Standby Power For Generator Sets (kva) | 28 | 33 |
| Rated Power For Generator Sets (kw) | 20 | 24 |
| Standby Power For Generator Sets (kw) | 22.5 | 26.4 |
| Steady State Speed Governing Rate % | ≤5 | |
| Max Speed On No Load (r/min) | 1575 | |
| Min Speed On No Load (r/min) | 800 | |
| Specific Fuel Consumption Rate At Max. Speed (g/kW*h) | ≤243 | |
| Net Weight (kg) | 240 | |
| Dimension (L*W*H) (mm) | 775×590×690 (WITHOUT AIR FILTER AND RADIATOR) | |
| Rotation (Viewed From Flywheel) | COUNTER CLOCKWISE | |
| Flywheel House Sizing | SAE4# SAE3# | |
| Flywheel House Sizing | SAE7.5″SAE10″ SAE11.5″ | |
| Number Of Teeth Of The Flywheel | 120 | |
| 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% |