{"product_id":"power-system-stabilizer-module-abb-uns0869a-ap-3bhb001337r0002","title":"Power System Stabilizer Module ABB UNS0869A-aP 3BHB001337R0002","description":"\u003ch2\u003eABB UNS0869A-aP Power System Stabilizer Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for damping low-frequency electro-mechanical oscillations in electrical grid networks, the \u003cstrong\u003eABB UNS0869A-aP\u003c\/strong\u003e (\u003cstrong\u003eUNS0869A\u003c\/strong\u003e) Power System Stabilizer Module provides direct physical\/electrical execution. The module samples real-time grid frequency, active power, and voltage parameters to calculate stabilizing control vectors. An embedded Intel dual-core processor operating between 1.5 GHz and 2.33 GHz processes the data inputs to inject counter-phase corrective signals into the generator excitation loop within a response time under 50 ms. This fast runtime cycle mitigates dynamic disturbances across local and distributed transmission nodes.\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\u003eModel\u003c\/td\u003e\n\u003ctd\u003eUNS0869A-aP (Part Number: 3BHB001337R0002)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eSwitzerland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.11 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e220 mm x 140 mm x 45 mm (Depth x Width x Height)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eLess than 3 W @ 12 VDC full load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e9 to 24 VDC with integrated reverse polarity and overcurrent protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Capacity\u003c\/td\u003e\n\u003ctd\u003eDual DDR2 slots supporting up to 4 GB RAM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Interface\u003c\/td\u003e\n\u003ctd\u003eCompact Flash slot with IDE and SATA subsystem support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhysical Interfaces\u003c\/td\u003e\n\u003ctd\u003eRS-232 serial ports, parallel port, IrDA, RJ-45 Ethernet, Gigabit optical ports\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMedia Reach\u003c\/td\u003e\n\u003ctd\u003e100 m copper, 550 m multimode fiber, 10 to 80 km single-mode fiber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtocols Supported\u003c\/td\u003e\n\u003ctd\u003eMODBUS, IEC 61850\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCustoms Code\u003c\/td\u003e\n\u003ctd\u003e85371092\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic Ethernet and Firmware Flash Integration\u003c\/h3\u003e\n\u003cp\u003eThe hardware architecture relies on an internal network layer that guarantees deterministic data throughput across industrial topologies. The embedded processor utilizes the onboard Gigabit optical and copper interfaces to transfer telemetry data without communication jitter. The module firmware flash compatibility rules ensure synchronization with the master ABB control system. This synchronization allows the unit to process high-density I\/O streams and transmit rapid corrective control signals over MODBUS and IEC 61850 field networks while preserving low execution latency during critical grid anomalies.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What is the maximum data latency introduced by the optical transceiver circuit?\u003c\/p\u003e\n\u003cp\u003eA: The onboard Gigabit optical physical layer converts incoming optical signals to internal parallel logic levels at the hardware tier. This mechanism maintains physical media conversion latency below 5 microseconds, enabling real-time transmission of active power feedback.\u003c\/p\u003e\n\u003cp\u003eQ: How does the module handle a sudden drop in input supply voltage down to 9 VDC?\u003c\/p\u003e\n\u003cp\u003eA: The internal DC-DC converter automatically steps up low input levels to maintain stable internal voltage planes. Operation down to 9 VDC prevents processor reset loops and ensures uninterrupted oscillation damping during localized power supply transients.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the module on a rigid panel surface inside an industrial enclosure to minimize physical vibration stresses on the internal DDR2 and Compact Flash slots. Establish a direct low-impedance connection from the module grounding lug to the central equipment ground bar using a short copper conductor.\u003c\/p\u003e\n\u003cp\u003eMaintain absolute separation between the low-voltage DC input power lines, communication cables, and high-voltage AC phase wiring to prevent electromagnetic interference (EMI). Route all network lines inside grounded metallic conduits. When employing copper Ethernet links, ensure the physical length does not exceed 100 m. For fiber optic connections up to 80 km, ensure the single-mode fiber minimum bending radius remains above 30 mm to prevent signal refraction losses at the termination point.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":44400866394211,"sku":"3BHB001337R0002 UNS0869A-P","price":650.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/236.1_2d162913-7d12-4f4d-a164-89146e15d714.jpg?v=1784877087","url":"https:\/\/www.autocontrolglobal.com\/products\/power-system-stabilizer-module-abb-uns0869a-ap-3bhb001337r0002","provider":"AutoControl Global","version":"1.0","type":"link"}