Yuchai Series Diesel Generator Sets
As a generator set manufacturer and system integrator, SWT focuses on the complete generator set solution, including system matching, base frame integration, cooling and exhaust arrangement, control system, protection functions, factory testing, silent or containerized configuration, ATS and paralleling options.
The series is suitable for customers who need reliable standby power, continuous project power, emergency backup power or multi-unit power plant solutions. Depending on the site conditions and installation requirements, the generator set can be supplied as open type, silent type or containerized silent type.
- Power range: 440kW to 2200kW prime power.
- Standby range: 484kW to 2400kW standby power.
- 50Hz configuration with 1500r/min rated speed.
- Rated voltage options: 380V, 400V or 415V.
- Open type, silent type and containerized configurations available.
- Factory load testing before delivery, including 0%, 25%, 50%, 75%, 100% and 110% load tests.
Key Highlights
- Complete generator set integration from SWT, with matched engine, alternator, control system, base frame and accessories.
- Suitable for industrial facilities, data centers, mining sites, construction projects, commercial buildings and emergency backup systems.
- Optional ATS system for automatic power transfer between mains and generator set.
- Optional SWT paralleling system for multiple generator sets, grid paralleling and future capacity expansion.
- Control system supports local and remote start, multilingual display, parameter monitoring, event logs and protection functions.
- Silent and containerized options help reduce site noise and simplify outdoor installation.
Model Range and Main Specifications
| Model | Prime Power | Standby Power | Frequency | Speed | Voltage | Matched Engine |
| SY605 | 440kW / 550kVA | 484kW / 605kVA | 50Hz | 1500r/min | 380/400/415V | YC6TD780-D31 |
| SY688 | 500kW / 625kVA | 550kW / 688kVA | 50Hz | 1500r/min | 380/400/415V | YC6TD840-D31 |
| SY750 | 544kW / 680kVA | 600kW / 750kVA | 50Hz | 1500r/min | 380/400/415V | YC6TD900-D31 |
| SY1025 | 744kW / 930kVA | 820kW / 1025kVA | 50Hz | 1500r/min | 380/400/415V | YC6C1220-D31 |
| SY1250 | 910kW / 1138kVA | 1000kW / 1250kVA | 50Hz | 1500r/min | 380/400/415V | YC6C1520-D31 |
| SY3000 | 2200kW / 2750kVA | 2400kW / 3000kVA | 50Hz | 1500r/min | 380/400/415V | YC16VC3600-D31 |
Dimensions and Weight
| Model | Open Type Size | Open Type Weight | Silent / Containerized Type | Silent / Containerized Weight |
| SY605 | 3450 × 1500 × 1910 mm | 4100 kg | 4800 × 1500 × 2240 mm | 5880 kg |
| SY688 | 3450 × 1500 × 1910 mm | 4240 kg | 4800 × 1500 × 2240 mm | 6075 kg |
| SY750 | 3450 × 1500 × 1910 mm | 4350 kg | 5000 × 1850 × 2240 mm | 6185 kg |
| SY1025 | 4300 × 1550 × 2250 mm | 8140 kg | 20 ft container | 13340 kg |
| SY1250 | 4550 × 1870 × 2480 mm | 8200 kg | 20 ft container | 13400 kg |
| SY3000 | 7185 × 2780 × 3300 mm | 18500 kg | 40 ft container | 29500 kg |
Operating Conditions
- Standard operating temperature: up to 40°C.
- Standard altitude condition: up to 1000 meters above sea level.
- Standard relative humidity: up to 60%.
- When ambient temperature is higher than 40°C or altitude is higher than 1000 meters, power output should be corrected according to project conditions.
- For high humidity, dusty, hot, cold, coastal or high-altitude applications, SWT can provide corresponding configuration adjustments according to site requirements.
Control System
The standard single-unit control system is designed for generator set monitoring, protection and easy operation. The actual controller model can be selected according to quotation and project requirements.
- LCD screen with key operation.
- Multilingual display and user-friendly interface.
- Control and protection functions for generator set operation.
- Engine and alternator parameter detection.
- Local and remote start capability.
- Multiple communication interfaces available.
- Event logs for operation and fault tracking.
- Configurable parameters through panel buttons or PC software, depending on controller selection.
ATS Optional
An ATS system can be supplied as an optional configuration for applications where automatic power transfer is required. It is suitable for mains-to-mains or mains-to-generator applications.
- Automatic transfer control for mains/generator systems.
- LCD display for operating status and controller mode.
- Voltage and frequency measurement through the controller display.
- Fast on-load switching with PC-level switch and electromagnetic driven structure.
- Electrical and mechanical double interlock design to help prevent short circuit between two power sources.
SWT Paralleling System Optional
For larger power demand, staged investment or backup redundancy, SWT can provide a paralleling system for multiple generator sets. The system can be designed for genset-to-genset paralleling, gensets-to-grid paralleling, or paralleling with ATS.
- Up to 32 generator sets can be synchronized automatically depending on system design.
- Automatic start, synchronization, load sharing and stop sequence can be configured.
- The system can automatically select the number of running generator sets according to load demand.
- PLC system and touch screen options are available according to customer requirements.
- Convenient for future capacity expansion by adding generator sets when required.
Applications
- Industrial plants and manufacturing facilities.
- Commercial buildings, hospitals, hotels and public facilities.
- Data centers and communication infrastructure.
- Mining, oil and gas, and remote project sites.
- Construction sites and EPC project power supply.
- Emergency standby power and prime power stations.
- Multi-unit diesel power plants with ATS or paralleling system.
Why Choose SWT
- SWT focuses on complete generator set solutions rather than single component supply.
- Factory integration covers engine, alternator, control panel, base frame, cooling, exhaust, protection and optional enclosure systems.
- Each generator set is tested before delivery to verify load performance and system protection functions.
- Flexible configuration options support different site environments, installation types and project requirements.
- SWT can support single-unit standby power, multi-unit paralleling power stations and customized project power solutions.
Standard Accessories
- Test report, certificate of quality, schematic diagram, installation manual and operation manual.
- Engine, alternator, chassis, control box and controller for single unit.
- Industrial muffler, muffler flange, bellow joint and shock absorber.
- Circuit breaker configuration according to model and project requirements.
Optional Accessories
- Daily fuel tank or bulk fuel tank.
- Residential silencer.
- Power cable.
- Alternator anti-condensation heater.
- Battery charger.
- Water jacket heater and oil heater.
- Fuel level sensor, automatic oil make-up device and automatic fuel filling device.
- Soundproof enclosure or containerized enclosure.
- Trailer, exhaust pipe and hot air discharge duct.
- RS485 extension module, Ethernet communication and cloud monitoring.
- ATS panel, motorized circuit breaker, synchronizing system and spare parts.
FAQ
What is the power range of the SWT Yuchai Series diesel generator sets?
This series covers 440kW to 2200kW prime power and 484kW to 2400kW standby power at 50Hz.
Can SWT provide silent or containerized generator sets?
Yes. Depending on the model and project requirements, SWT can provide open type, silent type or containerized silent type generator sets.
Can these generator sets be used for standby power?
Yes. The series is suitable for standby power in industrial, commercial, data center, hospital, mining and project applications.
Can multiple generator sets work together?
Yes. SWT can provide a paralleling system for multi-unit operation, load sharing, grid paralleling and future capacity expansion.
Is ATS available?
Yes. ATS can be supplied as an optional system for automatic transfer between mains and generator power.
Can the configuration be customized?
Yes. SWT can adjust configuration according to site environment, noise requirements, installation space, control requirements and power system design.
Technical specifications are for product page reference. Final configuration shall be subject to the formal quotation and confirmed technical agreement.


