Buy New Woodward 8271-468 D Load Regulation Module

Availability: 99 left in stock

Product Overview The Woodward 8271-468 D acts as a critical command interface for complex power generation environments. This module monitors real-time generator...

SKU: 8271-468

Manufacturer: Woodward
Product No.: 8271-468
Product Type: Generator Load Controls
Product Origin: USA
Payment:T/T, Western Union
Weight: 1800g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Product Overview

The Woodward 8271-468 D acts as a critical command interface for complex power generation environments. This module monitors real-time generator loads and generates a calibrated bias voltage signal to regulate output. It enables multiple engine-generator sets to share loads proportionally, preventing "load-hogging" or reverse power conditions. Whether operating against an infinite bus or in an isolated microgrid, the 8271-468 D maintains frequency stability and ensures balanced power distribution across the entire system.

Technical Specifications

The Woodward 8271-468 D provides dual-voltage compatibility and specialized analog outputs for seamless governor interfacing.

Parameter	Specification
Catalog Number	8271-468 D
Control Functions	Isochronous and Droop Load Regulation
Input Power	115 VAC or 230 VAC (Selectable)
Output Signal	Calibrated Bias Voltage Signal
Load Sharing Ratio	1:15
Compatible Controllers	Woodward 2301, 2301A, EG, EPG, 2500 Series
Mounting Configuration	Rugged Panel Mount
Weight	4lbs (1.8 kg)
Dimensions	250 mm × 120 mm × 40 mm
Operating Temp Range	0°C to +60°C

Engineering Advantages

Dual Control Modality: The module supports both isochronous (constant frequency) and droop (proportional speed drop) modes. This flexibility allows engineers to configure the unit for standalone mission-critical backup or for parallel operation with a utility grid.
Inter-System Synergy: This unit specifically complements legacy and modern Woodward speed controllers like the 2301A and EPG series. It bridges the gap between raw speed sensing and intelligent load management without requiring complex PLC programming.
Industrial Hardening: The 8271-468 D features a robust metal chassis designed for high-vibration environments such as marine engine rooms and containerized power modules. The panel-mount design facilitates rapid installation into standard NEMA enclosures.
Precision Load Balancing: The 1:15 load sharing ratio allows for precise fine-tuning of the system. It ensures that generators of different capacities distribute the electrical burden based on their rated percentages, maximizing fuel efficiency and extending engine life.

FAQs

Q: Can the 8271-468 D be used with non-Woodward governors?

A: This module generates a standard bias voltage signal. While optimized for Woodward controllers (2301/2500 series), it can interface with any electronic governor that accepts an analog bias input for speed/load offset, provided the voltage levels align.

Q: How do I switch between 115 VAC and 230 VAC input power?

A: The module features specific terminal jumper configurations to select the input voltage. Refer to the wiring schematic on the side of the chassis before applying power to prevent internal transformer damage.

Q: What is the difference between the "D" suffix and older versions?

A: The "D" revision signifies updated internal components and improved thermal dissipation over earlier iterations of the 8271-468. It maintains the same footprint and terminal logic, making it a direct drop-in replacement for older 8271-468 models.

Q: Does this unit require a separate load sensor?

A: The 8271-468 D typically requires Current Transformers (CTs) and Potential Transformers (PTs) to sense the generator's actual power output. It processes these raw AC signals to calculate the real load (kW) before issuing a correction signal to the governor.

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