| General Information | Prime Power | Standby Power |
|---|---|---|
| Rated Power (kVA) | 20 | 22 |
| Power Rating (kW) | 16 | 18 |
| Frequency (Hz) | 50 | |
| Engine Model | QC490D | |
| 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 | |
| Dimension and Weight | Open Type BQ22 | Silent Type BQ22S |
|---|---|---|
| Length (L) mm | 1350 | 1950 |
| Width (W) mm | 610 | 850 |
| Height (H) mm | 1100 | 1050 |
| Tank capacity (L) | 37 | 37 |
| Engine model & manufacturer | QC490D(QUANCHAI) |
|---|---|
| Model | QC490D |
| Bore*Stroke(mm) | 90×105 |
| Total Displacement(L) | 2.672 |
| Rated Power(kw) | 21 | 25 |
| Standby Power(kw) | 24 | 28 |
| Rated Speed(r/min) | 1500 | 1800 |
| Rated Power For Generator Sets (kva) | 21 | 25 |
| Standby Power For Generator Sets (kva) | 24 | 28 |
| Rated Power For Generator Sets(kw) | 16.8 | 20 |
| Standby Power For Generator Sets (kw) | 19 | 22.5 |
| 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) | 230 |
| 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-184ES |
| Alternator Rated Power | 16kw/20kva |
| 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% |