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Product Description
The 8440-1934 generator controller from Woodward belongs to the easYgen-3500 family, a professional control platform engineered for complex generator management tasks. This controller is designed to supervise and protect diesel or gas generator sets operating either as a single unit or in multi-generator parallel configurations.
Built for demanding industrial environments, the 8440-1934 integrates advanced monitoring, load-sharing capability, and flexible communication interfaces. The controller manages engine and generator parameters, supports automatic synchronization, and enables coordinated load distribution between multiple gensets and utility grids.
With support for multiple communication standards such as CAN bus, RS-232, and RS-485, the unit can be integrated into plant-wide supervisory systems and SCADA networks. Its rugged electronics and wide operating temperature range allow reliable performance in harsh field installations.
The 8440-1934 controller is commonly installed in generator control cabinets and power management panels where dependable power supply control and system protection are critical.
Technical Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Woodward |
| Series | easYgen-3500 Series |
| Model | 8440-1934 |
| Controller Type | Generator Set Controller |
| Input Power Supply | 12 / 24 VDC |
| Operating Voltage Range | 8 – 40 VDC |
| Power Consumption | Approx. 19 W maximum |
| Measuring Frequency | 50 / 60 Hz |
| Frequency Measurement Range | 40 – 85 Hz |
| Current Measurement | 1 A CT inputs |
| Analog Inputs | Freely scalable analog inputs |
| Analog Output | 4 – 20 mA control/monitoring signal |
| Communication Interfaces | CAN Bus, RS-232, RS-485 |
| Control Functions | Generator protection, load sharing, synchronizing |
| Breaker Control | Integrated generator breaker management |
| Display | LCD operator interface |
| Mounting Method | Control cabinet back-panel mounting |
| Protection Rating | IP65 (front panel when installed correctly) |
| Operating Temperature | −40°C to +85°C |
| Storage Temperature | −30°C to +80°C |
| Dimensions | 120 × 80 × 50 mm |
| Weight | 20 lb |
Key Functional Characteristics
Robust Generator Management
The controller supervises critical engine and alternator parameters including voltage, current, frequency, and power factor while ensuring protective shutdown when abnormal conditions occur.
Parallel Operation Capability
Designed for multi-generator installations, the controller supports load sharing, synchronization, and coordinated operation with other generator units or with utility grids.
Flexible System Integration
Multiple industrial communication interfaces enable connection with SCADA platforms, plant monitoring systems, and other power management controllers.
Industrial-Grade Hardware
Wide voltage tolerance and extended temperature operation ensure reliability in generator rooms, outdoor enclosures, and industrial energy systems.
Typical Application Areas
Power generation plants
Industrial standby power systems
Data center backup generator systems
Marine and offshore power management
Utility and microgrid generator synchronization systems
FAQ
What is the main purpose of the 8440-1934 controller?
The 8440-1934 manages generator start/stop, synchronization, load sharing, and protection functions for single or multiple generator sets.
Can this controller operate generators in parallel with the utility grid?
Yes. Controllers in the easYgen-3500 series are specifically designed to support generator-to-grid synchronization and multi-unit parallel operation.
What type of current transformers are required?
The unit is designed for 1 A CT inputs. System integrators must ensure compatibility with the generator’s current measurement configuration.
