Description
🚀 Designed for precise turbine and engine management, the Woodward 8272-609 is a member of the renowned 2301A Load Sharing and Speed Control series. It features a versatile high-voltage operating range of 88–132 VAC / 90–150 VDC and a low 15 W nominal power consumption, providing reliable speed control and load distribution for industrial power generation equipment.
Technical Specifications & Datasheet
⚙️ Dimensions: 221 mm x 155 mm x 64 mm (8.7 in x 6.1 in x 2.5 in)
⚖️ Weight: Approximately 3.2 lbs (1.45 kg)
🌍 Country of Origin: United States
⚡ Power Consumption: 15 W nominal
🔌 Operating Voltage: High voltage range of 88–132 VAC / 90–150 VDC
🌡️ Operating Temperature: -40°C to +70°C (-40°F to +158°F)
🛡️ Enclosure Rating: IP20 chassis-mount protection
⏱️ Response Time: Less than 20 ms actuator loop response
🔄 Speed Range: 500 to 10,000 Hz magnetic pickup frequency range
🔌 Communication Interface: Analog 4–20 mA control and interconnect lines
Operating Procedures & Usage Methods
🛠️ Mount the unit securely inside a protective industrial control cabinet or panel enclosure, ensuring sufficient vertical clearance for terminal wiring and ventilation.
🔧 Connect the magnetic pickup (MPU) speed sensor, actuator output lines, and high-voltage power source to the designated terminal blocks, utilizing shielded cables to prevent signal noise.
📋 Adjust gain, reset, speed trim, and load sharing potentiometer settings on the front panel to calibrate prime mover stability and synchronization parameters during commissioning.
Power Sequencing Guidelines
🔌 Startup Sequence: Energize the 88–132 VAC / 90–150 VDC high-voltage power feed to initialize internal control circuits, verify that speed input signals stabilize, and confirm governor readiness before engine cranking.
🛑 Shutdown Sequence: Disable the actuator output loop or cut fuel/steam delivery to bring the prime mover to a complete stop before isolating the main high-voltage power supply.
Product Usage Instructions
📖 The 2301A series utilizes analog electronic circuitry to govern prime mover speed and divide active electrical load evenly between engines or turbines operating in parallel.
📖 Perform periodic calibration checks on speed setpoints and load-sharing interconnect lines using standard multimeters and signal generators to maintain optimal system synchronization.
Frequently Asked Questions
💡 Q: What is the primary function of the 8272-609 model? A: It functions as a 2301A load sharing and speed control governor designed to manage prime mover speed and parallel load distribution.
💡 Q: What is the input voltage rating for this unit? A: It operates on a high-voltage range of 88 to 132 VAC or 90 to 150 VDC.
💡 Q: What is the nominal power consumption? A: The unit operates with a low nominal power consumption of just 15 W.
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