{"product_id":"easygen-8406-120-woodward-egcp-2-datasheet-technical-manual","title":"EASYGEN 8406-120 Woodward EGCP-2 Datasheet \u0026 Technical Manual","description":"\u003ch2\u003eWoodward 8406-120 EGCP-2 Series Generator Controller\u003c\/h2\u003e\n\u003cp\u003eConfigured for multi-genset synchronization, automatic start\/stop sequencing, and real-time load sharing across generator networks, the \u003cstrong\u003eWoodward 8406-120\u003c\/strong\u003e (\u003cstrong\u003e8406-120\u003c\/strong\u003e Digital Engine\/Generator Controller) provides direct physical\/electrical execution.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8406-120 (EGCP-2 Series, Rev G)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWoodward\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.2 kg (7.81 lbs nominal shipping weight)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e358 mm (W) x 282 mm (H) x 69 mm (D) (14.1 in x 11.1 in x 2.7 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20 deg C to 70 deg C (-4 deg F to 158 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage Temp\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40 deg C to 105 deg C (-40 deg F to 221 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelative Humidity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e95% at 60 deg C, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply Input\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9 to 32 VDC continuous (12 VDC or 24 VDC nominal engine battery)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage Inputs (PT)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e150 to 300 VAC RMS, 50\/60 Hz sensing range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent Inputs (CT)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 A RMS nominal (5 Amp AC maximum)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInternal Processor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32-bit microprocessor architecture\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisplay Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePanel-mounted dual backlit LCDs (8 lines x 20 characters)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSerial Communication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRS-485 interface via Modbus RTU and Woodward ServLink\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE, UL, CSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eActuator Loop Feedback Response \u0026amp; Power Management\u003c\/h3\u003e\n\u003cp\u003eThe controller serves as the primary processing module for up to 8 parallel-connected generator sets. It samples high-voltage potential transformer (PT) lines up to 300 VAC alongside 5 A current transformer (CT) inputs, computing real-time phase match vectors and slip frequencies to coordinate dead-bus closing states and automatic breaker transitions.\u003c\/p\u003e\n\u003cp\u003eThe 32-bit internal processor regulates speed and voltage output lines by sending dynamic fuel and excitation corrections to downstream governor and automatic voltage regulator (AVR) actuators. This actuator loop feedback response mitigates voltage and frequency oscillations during stepped load changes, while integrated software routines run continuous checks for reverse power conditions, over\/under frequency variables, and local engine safety parameters.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the 8406-120 generator controller support Remove and Insert Under Power (RIUP) or hot-swap maneuvers?\u003c\/strong\u003e \u003cstrong\u003eA: No.\u003c\/strong\u003e This panel-mounted instrument requires dedicated point-to-point wiring harnesses for raw AC phase monitoring, current transformers, and logic lines. Disconnecting or connecting terminals while the DC bus or current transformer paths are energized can induce extreme open-circuit current transformer overvoltages, permanent circuit breakdown, and uncommanded breaker actuation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How can configuration data and engine variables be tracked remotely from a centralized SCADA system?\u003c\/strong\u003e \u003cstrong\u003eA: The device features an integrated RS-485 network port\u003c\/strong\u003e running standard Modbus RTU protocol registers. This interface links real-time diagnostic parameters, kilowatt (kW) distribution values, and fault alarms to supervisory hosts, running alongside a dedicated Woodward ServLink connection for engineering terminal calibration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What happens to the fuel governor loop if the magnetic pickup sensor line drops out during operation?\u003c\/strong\u003e \u003cstrong\u003eA: The module executes built-in safety protection algorithms.\u003c\/strong\u003e If the speed frequency signal collapses while the main breaker remains shut, the controller registers an instantaneous engine alarm state, cutting output signals to the actuator drive to kill fuel delivery and prevent an unmonitored runaway condition.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePanel Mount Alignment:\u003c\/strong\u003e Insert the controller into an engineered dashboard or enclosure door cutout. Fasten all perimeter mounting clamps to the rated torque settings to ensure the rear terminal array is isolated from moisture ingress and high vibration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Transformer Isolation Block:\u003c\/strong\u003e Always pipe the 5 A current transformer loops through an external, shorting terminal block before routing wires into the controller casing. Never open-circuit active current transformer secondary lines while the generator shaft is rotating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-Voltage Cable Separation:\u003c\/strong\u003e Route all low-level signal cabling, including RS-485 networks, actuator drive outputs, and magnetic pickup wires, inside dedicated shielded conduits. Isolate these lines from raw AC generator lines and heavy engine cranking circuits to prevent high-frequency electromagnetic field distortion.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Woodward","offers":[{"title":"Default Title","offer_id":43475078316122,"sku":"8406-120","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/19_bd5f47f8-734f-42ee-93be-85eb629d701b.jpg?v=1781057997","url":"https:\/\/www.spareoil.com\/products\/easygen-8406-120-woodward-egcp-2-datasheet-technical-manual","provider":"SpareOil Automation","version":"1.0","type":"link"}