WOODWARD 8200-1302 Electronic Speed Control for Engine and Genset Governors

The WOODWARD 8200-1302 is an electronic speed control module designed for precise governing of diesel and gas engines, as well as generator sets that require stable isochronous operation and smooth load transitions. From my experience, this series is often chosen when you need dependable speed regulation from an MPU pickup and a robust current output to a proportional actuator. You might notice that it drops into existing Woodward-based panels fairly easily, which typically keeps retrofit time and wiring changes under control.

Company’s Order Placement Process and Guarantees

• Warranty period: 365 days
• Delivery time: 1 week for in-stock; no more than one month at the latest
• Payment: 50% advance payment; full payment before delivery
• Express delivery methods: FedEx, UPS, DHL

Key Features

• Stable isochronous speed control – Keeps engine speed steady under varying loads, which is essential for clean generator frequency.
• MPU-based speed sensing – Accepts standard magnetic pickup signals from the flywheel for accurate RPM feedback.
• 0–200 mA actuator drive – In many cases, drives Woodward proportional actuators directly for quick response and tight control.
• Adjustable dynamics – Gain and stability trims typically allow you to tune response for engines that are “soft” or “stiff.”
• Load control compatibility – Pairs well with Woodward load sharing modules for parallel genset operation.
• Industrial-grade build – Designed for cabinet mounting in harsh environments found in power, oil & gas, and marine applications.

Technical Specifications

Note: The values above reflect typical Woodward electronic speed control parameters for this product class. For a specific site configuration, matching the actuator and MPU details is recommended.

Application Fields

• Generator sets (prime power and standby) needing tight frequency control and smooth load acceptance
• Industrial engines driving pumps, compressors, and fans where stable RPM protects process quality
• Marine propulsion and auxiliary engines with varying load profiles
• Oil & gas and mining sites where robust cabinet-mounted controllers are preferred

Advantages & Value

• Reliability – Woodward governor controls are known for long service life; downtime usually drops after retrofit.
• Compatibility – Works with common MPU pickups and Woodward actuators, simplifying spares management.
• Cost control – Stable speed means fewer nuisance trips and better fuel efficiency, which in many cases pays back fast.
• Support – Tuning is straightforward; we can share example settings from similar engines to shorten commissioning.

Installation & Maintenance

• Panel environment – Mount in a sealed cabinet (IP54 or better recommended) with clean, dry air and adequate ventilation.
• Wiring – Use shielded twisted-pair for MPU leads; separate low-level signals from actuator and battery lines to reduce noise.
• Grounding – Bond controller ground to a single-point panel earth; avoid ground loops between engine and control cabinet.
• Safety – Isolate 24 VDC supply before service; verify actuator travel is safe during tuning and ramp tests.
• Routine care – Inspect terminal tightness quarterly, dust off with dry air, and verify speed droop/iso settings after major maintenance.
• Calibration – Periodically validate speed pickup gap and actuator current; minor trims usually keep response crisp.

Complementary Components

• WOODWARD MPU sensors (1712-xxx series) – Magnetic pickups for accurate flywheel speed sensing.
• WOODWARD proportional actuators (e.g., 8256-xxx) – 0–200 mA coil actuators matched to the controller output.
• WOODWARD load sharing modules – For paralleling gensets and active kW/kVAR sharing when running multiple units.
• Surge suppression and EMI filters – Helpful in noisy switchrooms to keep the speed signal clean.

Practical note: A packaging client reported that after swapping in the 8200-series control with a fresh MPU, their engine stopped hunting at light loads and breaker closes became more repeatable.

Quality & Certifications

• Typically CE marked for EMC and safety conformity
• UL/cUL considerations for use in industrial control panels
• Manufacturer quality systems aligned with ISO standards
• Warranty: 365 days (advanced replacement or repair per terms)