{"product_id":"ge-multilin-489-p5-lo-a20-e-generator-management-relay","title":"Relé de gerenciamento de gerador GE Multilin 489-P5-LO-A20-E","description":"\u003ch3\u003eDescrição\u003c\/h3\u003e\n\u003cp\u003eO \u003cstrong\u003erelé de gerenciamento de geradores GE Multilin 489-P5-LO-A20-E\u003c\/strong\u003e é um dispositivo digital de proteção, monitoramento e medição projetado para geradores síncronos ou de indução de pequeno a médio porte, operando em 25 Hz, 50 Hz ou 60 Hz. Como membro da família de relés SR, este sistema apresenta construção extraível e oferece algoritmos avançados de proteção, incluindo proteção diferencial do estator do gerador e detecção de falhas de aterramento de 100% do estator.\u003c\/p\u003e\n\u003cp\u003eA unidade gerencia a modelagem térmica usando 12 entradas RTD, processa entradas de vibração\/velocidade por meio de 4 canais de transdutores analógicos e oferece registro operacional contínuo com oscilografia e registro de eventos. A integração com arquiteturas industriais de DCS e SCADA é facilitada pelas comunicações RS232 frontais, RS485 duplas e Ethernet 10BaseT, compatíveis com os protocolos Modbus RTU, Modbus TCP\/IP e DNP 3.0.\u003c\/p\u003e\n\u003ch3\u003eRecursos\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eProteção diferencial de alta velocidade com inclinação dupla e algoritmos de detecção de saturação de TC.\u003c\/li\u003e\n\u003cli\u003eProteção de 100% do aterramento do estator por meio de elementos de sobretensão e diferencial de tensão adaptativo.\u003c\/li\u003e\n\u003cli\u003eModelagem de sobrecarga térmica incorporando compensação por desequilíbrio de corrente e realimentação térmica dos RTDs.\u003c\/li\u003e\n\u003cli\u003e12 entradas RTD programáveis em campo compatíveis com sensores de platina, níquel e cobre, com funcionalidade de votação de RTD.\u003c\/li\u003e\n\u003cli\u003e4 entradas analógicas isoladas de transdutores de 4 a 20 mA para monitoramento da vibração dos mancais e rastreamento da velocidade.\u003c\/li\u003e\n\u003cli\u003e4 saídas analógicas ativas de 4 a 20 mA para sinalização de parâmetros para CLPs.\u003c\/li\u003e\n\u003cli\u003eOscilografia integrada capturando 12 amostras por ciclo durante até 128 ciclos.\u003c\/li\u003e\n\u003cli\u003eRegistro de eventos sincronizado por tempo, com capacidade para até 256 eventos, por meio de entradas de relógio IRIG-B.\u003c\/li\u003e\n\u003cli\u003eInterface no painel frontal com display de 40 caracteres, teclado numérico e 22 LEDs de status.\u003c\/li\u003e\n\u003cli\u003eFonte de alimentação de controle de faixa baixa, compatível com 20 a 60 VCC ou 20 a 48 VCA.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAplicações\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eProteção primária ou de backup para geradores síncronos e máquinas de indução.\u003c\/li\u003e\n\u003cli\u003eMonitoramento do estator, dos mancais e da excitação em instalações de cogeração.\u003c\/li\u003e\n\u003cli\u003eSistemas industriais de geração de energia operando em frequências nominais de 25 Hz, 50 Hz ou 60 Hz.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInformações para Pedido\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eOpção de Código\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSeleção\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eEspecificação \/ Descrição\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModelo\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e489\u003c\/td\u003e\n\u003ctd\u003eSistema de Proteção de Geradores\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEntrada de corrente de fase\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eP5\u003c\/td\u003e\n\u003ctd\u003eSecundários de TC de fase de 5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFonte de alimentação\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLO\u003c\/td\u003e\n\u003ctd\u003eCC: 24 a 60 V; CA: 20 a 48 V @ 48 a 62 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSaídas analógicas\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eA20\u003c\/td\u003e\n\u003ctd\u003eSaídas analógicas de 4 a 20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAprimoramentos\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eE\u003c\/td\u003e\n\u003ctd\u003eDisplay aprimorado, LCD maior, teclado aprimorado e porta Ethernet 10BaseT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProteção ambiental\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e[None]\u003c\/td\u003e\n\u003ctd\u003ePadrão (revestimento de conformação para ambientes agressivos não selecionado)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eEspecificações técnicas\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eCategoria do parâmetro\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eEspecificação\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFabricante\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGE Vernova \/ Multilin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEntradas de corrente de fase\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSecundários de TC de fase de 5 A (faixa de conversão: 0,02 a 20 x TC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFonte de alimentação de controle (LO)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCC: 20 a 60 V CC; CA: 20 a 48 V CA a 48 a 62 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConsumo de energia\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e45 VA no máximo, 25 VA típicos\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSaídas analógicas\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 canais ativos de 4 a 20 mA (precisão: ±1% da escala total, carga máx.: 1.200 Ω)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEntradas de transdutor analógico\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 canais; 0 a 1 mA, 0 a 20 mA ou 4 a 20 mA (impedância: 226 Ω ±10%)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEntradas RTD\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12 entradas; platina de 100 Ω de 3 fios, níquel de 100 Ω, níquel de 120 Ω, cobre de 10 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEntradas digitais\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9 entradas optoisoladas (contato seco \u0026lt; 400 Ω); alimentação do sensor: +24 V CC a 20 mA máx.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelés de saída\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6 contatos eletromecânicos Form C (10 A resistivos a 120\/250 V CA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEntradas de tensão de fase\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSecundário do TP: 200 V CA em escala total; máximo contínuo: 280 V CA; carga: \u0026gt; 500 kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEntradas de tensão do neutro\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSecundário do TP: 100 V CA em escala total; máximo contínuo: 280 V CA; carga: \u0026gt; 500 kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eComunicações seriais\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 RS232 frontal (9.600 baud); 2 RS485 traseiras (300 a 19.200 baud)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eComunicação Ethernet\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 porta RJ45 de cobre de 10 Mbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtocolos de comunicação\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eModbus RTU, Modbus TCP\/IP, DNP 3.0 Nível 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperatura de operação\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40 graus C a +60 graus C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperatura de armazenamento\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40 graus C a +85 graus C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUmidade de operação\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAté 95% sem condensação a 55 graus C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAltitude e grau de poluição\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAté 2.000 m; grau de poluição 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eConexões\/interfaces\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003ePino do conector \/ terminal\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eFunção\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eA1\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlindagem do RTD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eA2 - A4\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRTD nº 1 (compensação, retorno, quente)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eA5 - A7\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRTD nº 2 (compensação, retorno, quente)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eA8 - A10\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRTD nº 3 (compensação, retorno, quente)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eA11 - A13\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRTD nº 4 (compensação, retorno, quente)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eA14 - A16\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRTD nº 5 (compensação, retorno, quente)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eA17 - A19\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRTD nº 6 (compensação, retorno, quente)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eB1 - B3\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInterface RS485 auxiliar (+, -, COM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eB4 - B11\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSaídas analógicas 1 a 4 (+, - por saída)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eB12 - B19\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEntradas analógicas 1 a 4 (+24 V, +, - por entrada)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eB20 - B21\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCOM das entradas analógicas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eD1 - D3\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRTD nº 7 (Compensação, Retorno, Quente)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eD4 - D6\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRTD nº 8 (Compensação, Retorno, Quente)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eD7 - D9\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRTD nº 9 (Compensação, Retorno, Quente)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eD10 - D12\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRTD nº 10 (Compensação, Retorno, Quente)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eD13 - D15\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRTD nº 11 (Compensação, Retorno, Quente)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eD16 - D18\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRTD nº 12 (Compensação, Retorno, Quente)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eD19 - D21\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEntradas digitais atribuíveis 1 a 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eD22 - D25\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEntradas digitais atribuíveis 4 a 7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eD26\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAcesso do interruptor +24V CC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eD27\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEntrada de acesso\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eD28\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEntrada de status do disjuntor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eE1 - E12\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRelés de saída R1 Disparo, R2 Auxiliar, R3 Auxiliar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eF1 - F12\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRelés de saída R4 Auxiliar, R5 Alarme, R6 Em serviço\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eG1 - G3\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEntradas de corrente de fase A (16\/5A, 1A\/COM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eG4 - G6\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEntradas de corrente de fase B (16\/5A, 1A\/COM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eG7 - G9\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEntradas de corrente de fase C (16\/5A, 1A\/COM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eG10 - G12\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEntradas de alimentação de controle (+\/L, -\/N, Terra)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eH1 - H3\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEntradas de corrente de terra (16\/5A, 1A\/COM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eH4 - H6\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEntradas de TC de neutro (16\/5A, 1A\/COM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eH7 - H9\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDetecção de tensão de fase (Va, Vb, Vc)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eH10 - H12\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eConexões de neutro de detecção de tensão \/ delta aberto\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDiretrizes de instalação\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAterramento:\u003c\/strong\u003e Conecte os terminais de aterramento de segurança e de aterramento do filtro de forma independente ao barramento principal de aterramento da subestação, para atender aos padrões de rejeição de ruído e segurança.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecauções de fiação:\u003c\/strong\u003e Certifique-se de que as conexões dos TCs passem por terminais de curto-circuito automático antes de realizar manutenção ou remover a unidade extraível.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibilidade da alimentação de controle:\u003c\/strong\u003e Confirme se a tensão de alimentação corresponde à faixa de baixa tensão (20 a 60 VCC \/ 20 a 48 VCA) antes de aplicar energia aos terminais G10-G12.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlindagem e mitigação de interferências:\u003c\/strong\u003e Instale os cabos de sinal dos RTDs e transdutores analógicos usando condutores blindados de par trançado, aterrando as blindagens exclusivamente nos terminais de blindagem designados.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLinhas de comunicação:\u003c\/strong\u003e Termine as redes RS485 com resistores de 120 ohms e capacitores de 1 nF em ambas as extremidades do circuito.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eConformidade e certificações\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eISO:\u003c\/strong\u003e Fabricado sob um sistema registrado ISO9001.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCSA\/UL:\u003c\/strong\u003e Certificado conforme as normas UL508, UL1053 e CSA C22.2 No. 14.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCE:\u003c\/strong\u003e Em conformidade com as normas EN60255-5 e EN50263.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTestes de tipo:\u003c\/strong\u003e Em conformidade com os requisitos das séries IEC 61000-4 e EN60255, IEEE\/ANSI C37.90.1, C37.90.3 e CISPR11\/22.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":53644035391851,"sku":"489-P5-LO-A20-E","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/489.jpg?v=1785589818","url":"https:\/\/www.plcprotech.com\/pt\/products\/ge-multilin-489-p5-lo-a20-e-generator-management-relay","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}