{"product_id":"basler-electric-decs-250-ln1sa1n-digital-excitation-control-system","title":"Basler Electric DECS-250-LN1SA1N Digital Excitation Control System","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eBasler Electric DECS-250-LN1SA1N\u003c\/strong\u003e is a complete digital excitation control system designed for precise voltage, var, and power factor regulation in synchronous generator and synchronous motor applications. This unit features True RMS sensing for single-phase or three-phase voltage and current inputs, alongside integrated generator protection functions (27\/59, 81O\/U, 32R, 40Q, EDM, 59F, 51F, Loss of PMG, Field Short Circuit, and 25 Sync Check). The \u003cstrong\u003eDECS-250-LN1SA1N\u003c\/strong\u003e configuration provides automatic voltage regulation (AVR), field current regulation (FCR), field voltage regulation (FVR), and load sharing capabilities over Ethernet.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTrue RMS single-phase or three-phase voltage and current sensing with generator metering\u003c\/li\u003e\n\u003cli\u003eMultiple operating modes including AVR, FCR, FVR, Power Factor, and var regulation\u003c\/li\u003e\n\u003cli\u003eIntegrated generator protection functions (27\/59, 81O\/U, 32R, 40Q, EDM, 59F, 51F, Loss of PMG, Field Short Circuit, 25 Sync Check)\u003c\/li\u003e\n\u003cli\u003ePulse-width-modulated (PWM) power stage adaptable to shunt, auxiliary winding, permanent magnet, or DC-fed systems\u003c\/li\u003e\n\u003cli\u003eAuto-tuning capability with two PID stability groups\u003c\/li\u003e\n\u003cli\u003eConformal coating applied to select internal circuitry for enhanced environmental protection\u003c\/li\u003e\n\u003cli\u003eSixteen programmable dry contact inputs and twelve programmable contact outputs\u003c\/li\u003e\n\u003cli\u003eCompatible with AEM-2020 Analog Expansion Modules and CEM-2020 Contact Expansion Modules\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSynchronous Generator Control\u003c\/li\u003e\n\u003cli\u003eSynchronous Motor Excitation Control\u003c\/li\u003e\n\u003cli\u003ePower Generation Plant Excitation and Protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eOption \/ Parameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSelection \/ Description\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\u003eDECS-250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eL (24\/48 Vac\/Vdc)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAutotracking\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eN (None)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication Protocol 1\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 (100Base-T Ethernet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTerminals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eS (Spring type)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSynchronizer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eA (Auto synchronizer)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower System Stabilizer (PSS)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 (Internal\/External Autotracking)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication Protocol 2\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eN (None)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eTechnical 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\u003eValue\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBasler Electric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFull Load Continuous Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 Adc up to 55 degC (131 degF); 15 Adc up to 70 degC (158 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e10-Second Forcing Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30 Adc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply Voltage (Style L)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24\/48 Vac\/Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Input Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50 to 500 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGenerator Sensing Inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1-phase or 3-phase, 100\/120 Vac, 200\/240 Vac, 400\/480 Vac, 600 Vac (+\/-10%)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensing Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGenerator Current Sensing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1-phase or 3-phase (1 Aac or 5 Aac nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eContact Inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16 programmable, dry contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eContact Outputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e11 programmable Form A, 1 watchdog Form C (7 A resistive @ 24\/48\/125 Vdc, 120\/240 Vac)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAuxiliary Inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 (4 to 20 mAdc or -10 to +10 Vdc)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication Ports\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSB Type B, RS-232, RS-485 (Modbus RTU), CAN Bus, 100Base-T Ethernet (Modbus TCP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40 degC to 55 degC (at 20 Adc); -40 degC to 70 degC (at 15 Adc)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40 degC to 85 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShock \/ Vibration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15 G in 3 perpendicular planes \/ 5 G from 18 to 2,000 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e14.6 lb (6.62 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (W x H x D)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.26 x 12.00 x 8.62 inches (159.0 x 304.8 x 219.0 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eConnections\/Interfaces\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eCommunication Interface\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eProtocol \/ Function\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUSB\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSB Type B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRS-232\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9-pin sub-D for optional external autotracking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRS-485\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eModbus RTU protocol\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCAN Bus\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOne port for ECU communications, one port for expansion modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEthernet\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100Base-T, Modbus TCP protocol for unit-to-unit communication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount unit vertically using panel dimensions and weight specifications.\u003c\/li\u003e\n\u003cli\u003eEnsure proper ventilation for continuous full load operation up to 70 degC.\u003c\/li\u003e\n\u003cli\u003eUse spring type terminals for control and signal wiring as specified for Style S.\u003c\/li\u003e\n\u003cli\u003eFollow wiring practices to mitigate EMI\/RFI interference on communication ports and sensing inputs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompliance and Certifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCSA certified\u003c\/li\u003e\n\u003cli\u003eUL recognized\u003c\/li\u003e\n\u003cli\u003eCE EMC and LVD compliant\u003c\/li\u003e\n\u003cli\u003eEAC certified\u003c\/li\u003e\n\u003cli\u003eBureau Veritas (BV) recognized\u003c\/li\u003e\n\u003cli\u003eDet Norske Veritas-Germanischer Lloyd (DNV-GL) recognized\u003c\/li\u003e\n\u003cli\u003eAmerican Bureau of Shipping (ABS) recognized\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Basler Electric","offers":[{"title":"Default Title","offer_id":53649457643883,"sku":"DECS-250-LN1SA1N","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/DECS-250-LN2SN1N_1.jpg?v=1785588023","url":"https:\/\/www.plcprotech.com\/uz\/products\/basler-electric-decs-250-ln1sa1n-digital-excitation-control-system","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}