Product Details
Configured for genset management and synchronization, the Woodward 8440-1831 (8440-1831 Series Controller Unit) provides direct physical/electrical execution of generator monitoring and protection tasks.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 8440-1831 |
| Brand | Woodward |
| Origin | Not specified |
| Weight | 2150 g |
| Dimensions | 282 x 217 x 99 mm |
| Operating Temp | Not specified |
| Power Consumption | Max 14 W |
| Measuring Frequency | 40 - 85 Hz |
| Input Resistance | 2.0 M Ohm |
| Power Supply | 8 - 40 VDC |
V/Hz and Field-Oriented Vector Control
The 8440-1831 controller integrates FlexIn technology to manage various analog input signals, including resistive senders and 0/4-20 mA loops. This flexibility enables the unit to execute precise generator control loops, maintaining stable voltage and frequency regulation. The controller is designed to support field-oriented vector control logic, ensuring accurate phase matching during multiple-unit mains applications. Proper configuration of the MCB release and reply signals is required to maintain synchronization and harmonic distortion suppression across interconnected genset platforms.
Frequently Asked Questions
Q: Are the relay outputs on the 8440-1831 galvanically isolated?
A: Yes, the relay outputs are isolated to prevent electrical interference and protect the internal control circuitry from field-side voltage spikes.
Q: What are the requirements for the FlexIn analog inputs?
A: The three FlexIn analog inputs are software-configurable for VDO, resistive, or 0/4-20 mA sender types. Ensure that the sensor ground configuration (one-pole or two-pole) matches the controller's input settings to prevent signal offsets.
Field Installation Guidelines
- Handling: The housing is constructed of high-impact plastic; exercise caution during mounting to prevent mechanical stress or cracking of the enclosure.
- Mounting: Utilize the specified 282 x 217 x 99 mm footprint for panel integration. Ensure adequate clearance for terminal connections and heat dissipation.
- Wiring: For multiple-unit applications, ensure all connected controllers receive identical mains voltage and current feedback signals to prevent synchronization errors.
- Signal Shielding: Terminate cable shields at the designated cabinet ground point. Keep analog signal cabling separate from high-current AC output lines to avoid induced electromagnetic noise.
- Validation: Verify the DC power supply is within the 8-40 VDC range before commissioning. Confirm that the measuring frequency range (40-85 Hz) is compatible with the connected generator system.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
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