High quality water cooling QUANCHAI diesel generator available in both open and silent configurations to meet diverse operational requirements.
| General Information | Prime Power | Standby Power |
|---|---|---|
| Rated Power (kVA) | 20 | 22 |
| Power Rating (kW) | 16 | 18 |
| Frequency (Hz) | 50 | |
| Engine Model | N490D | |
| 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 | |
PRP (Prime Power): Available for an unlimited number of annual hours in variable load application, in accordance with GB/T2820-97; A 10% overload capability is available for a period of 1 hour within a 12-hour of operation.
ESP (Standby Power): Applicable for supplying emergency power for the duration of a utility power interruption. No overload, utility parallel or negotiated outage operation capability is available at this rating.
| 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 | N490D(QUANCHAI) | |
|---|---|---|
| Model | N490D | |
| Bore*Stroke(mm) | 90×100 | |
| Total Displacement(L) | 2.544 | |
| Rated Power(kw) | 20.5 | 24 |
| Standby Power(kw) | 23 | 27 |
| Rated Speed(r/min) | 1500 | 1800 |
| Rated Power For Generator Sets (kva) | 20.5 | 24 |
| Standby Power For Generator Sets (kva) | 17.5 | 20.8 |
| Rated Power For Generator Sets(kw) | 16.5 | 19.2 |
| Standby Power For Generator Sets (kw) | 18 | 21 |
| 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) | ≤265 | |
| Net Weight (kg) | 215 | |
| Dimension(L*W*H) (mm) | 773×545×660 (WITHOUT AIR FILTER AND RADIATOR) | |
| Rotation (Viewed From Flywheel) | COUNTER CLOCKWISE | |
| Flywheel House Sizing | SAE4＃ / SAE7.5″ | |
| Number Of Teeth Of The Flywheel | 109 | |
| 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% |
