Bobig 650kW/700kW Diesel Generators
High-performance soundproof power generator sets providing super silent operation and reliable backup power solutions for industrial and commercial applications.
Technical Specifications
| General Information | Prime Power | Standby Power |
|---|
| Rated Power (kVA) | 813 | 894 |
| Power Rating (kW) | 650 | 715 |
| Frequency (Hz) | 50 |
| Engine Model | DP222CB |
| 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 |
Power Rating Definitions
PRP (Prime Power): Available for unlimited annual hours in variable load applications according to GB/T2820-97 standards. Includes 10% overload capability for 1 hour within 12-hour operation.
ESP (Standby Power): Applicable for emergency power supply during utility power interruptions. No overload, utility parallel, or negotiated outage operation capability available at this rating.

Dimensions and Weight
| Model & Type | BDO894 (Open Type) | BDO894S (Silent Type) |
|---|
| Length (L) mm | 4500 | 5600 |
| Width (W) mm | 1800 | 2200 |
| Height (H) mm | 2745 | 2550 |
| Tank Capacity (L) | 1495 | 1495 |
Engine Specifications
| Engine Model & Manufacturer | DP222CB (DOOSAN) |
| Engine Type | 4-Cycle, V-Type, 12-Cylinder Diesel, water cooled, Turbo charged & intercooled |
| Bore x Stroke | 128 x 142 mm |
| Displacement | 21.927 liters |
| Compression Ratio | 14.6 : 1 |
| Rotation | Counter clockwise viewed from flywheel |
| Firing Order | 1-12-5-8-3-10-6-7-2-11-4-9 |
| Dry Weight | 1,676 Kg (W/O Fan) |
| Dimension (LxWxH) | 1,658 x 1,593 x 1,701 mm |
| Speed Drop | G3 Class (KS R ISO 8528-5) |
| Injection Timing | Controlled by ECU |
| Flywheel Housing | SAE NO.0 (18 Inch.) |
| Flywheel | Clutch NO.18M |
| Number of Teeth on Flywheel Ring Gear | 117 |
Alternator Specifications
| Alternator Brand | BOBIG |
| Alternator Manufacturer | FUJIAN BOBIG ELECTRIC MACHINERY CO.,LTD |
| Alternator Model | BW-404C |
| Alternator Rated Power | 650kw/813kva |
| 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% |
Manufacturer Profile
Established in 2004, Fujian Bobig Electric Machinery Co., Ltd. specializes in technological research, production and sales of electrical machinery. Operating from a 10,000 square meter facility with 160 employees including 20 technicians.
Product Range
Comprehensive product line including air-cooled gasoline generators, air-cooled diesel generators, air-cooled welding & generating sets, and water-cooled diesel generator sets. Known for reliable quality in small air-cooled brushless generators and welding sets.
Quality Commitment
Adhering to "Quality, Creation, Service and Development" principles with continuous technology updates and quality improvements. Advanced testing equipment includes CAD systems, automated assembly equipment, and digital testing systems. ISO9000 Quality System Certified.








After Sales Services
- Customized manufacturing solutions
- Comprehensive quality control
- International logistics management
- Documentation and certification support
- Trade support services
- After-sales technical assistance
- Customer training programs
- Market support initiatives
- Technical collaboration opportunities
Frequently Asked Questions
Are you a manufacturer or trading company?
We are a professional manufacturer with our own factory in Fujian, China. We welcome facility visits to observe our quality control processes firsthand.
What is the minimum order quantity (MOQ)?
Standard MOQ is 1 set. We offer flexible terms for volume orders with competitive pricing for larger projects.
What is the delivery time after order confirmation?
Production typically takes 20-30 days for standard models. We provide precise timelines based on quantity and inventory status upon order confirmation.
What payment terms do you offer?
We commonly accept T/T with 30% deposit and 70% balance before shipment. Other terms like L/C can be discussed for established relationships.
Do you perform factory inspection before shipment?
Yes, every unit undergoes thorough factory testing and inspection before shipment to ensure quality and performance standards.