{"product_id":"abb-ref542plus-1vcf750090r0802-feeder-terminal-bay-control-unit","title":"ABB REF542plus 1VCF750090R0802 Feeder Terminal Bay Control Unit","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eREF542plus (1VCF750090R0802)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a versatile digital bay control and protection unit designed for medium voltage (MV) power distribution networks. As a mechanical necessity for modern switchgear, it consolidates several discrete functions—measurement, monitoring, protection, and control—into a single, compact hardware platform. \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e: ABB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Designation\u003c\/strong\u003e:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eREF542plus\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOrdering Code\u003c\/strong\u003e:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1VCF750090R0802\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eApplication Scope\u003c\/strong\u003e: Feeder, Transformer, and Motor Protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDevice Function\u003c\/strong\u003e: Bay Control and Protection Unit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMeasurement Parameters\u003c\/strong\u003e: U, I, P, Q, f, and Cos phi (True RMS)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCommunication Support\u003c\/strong\u003e: Integrated multi-protocol support (ABB and 3rd party)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLogic Programming\u003c\/strong\u003e: Software-defined functional blocks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHMI Display\u003c\/strong\u003e: Integrated LCD with programmable control buttons\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHardware Design\u003c\/strong\u003e: Modular I\/O and communication card architecture\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e: ABB Primary Air and Gas Insulated Switchgear\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDiagnostics\u003c\/strong\u003e: Continuous internal watchdog and self-monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Functional Characteristics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIntegrated Bay Management\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eREF542plus (1VCF750090R0802)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eeliminates the need for separate meters and control switches. It manages the entire bay by processing all analog measurements and digital inputs internally, executing programmed logic, and issuing trip or close commands directly to the circuit breaker. This integration reduces the physical footprint within the low-voltage compartment and significantly lowers the complexity of secondary wiring.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eScalable and Flexible Protection\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUnlike fixed-function relays, the software-driven nature of this terminal allows it to be precisely programmed for specific substation requirements. Whether used for radial feeder protection, motor startup supervision, or transformer monitoring, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1VCF750090R0802\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ecan be adapted to various protection curves and interlocking schemes, providing a scalable solution that grows with the network's needs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAdvanced Substation Automation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEquipped with integrated communication protocols, the terminal acts as an intelligent data node. It facilitates seamless vertical integration into SCADA systems and horizontal communication with other bay units. This ensures that real-time measurements, event logs, and disturbance recordings are instantly accessible for remote monitoring and rapid post-fault analysis.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":47160297652414,"sku":"REF542plus 1VCF750090R0802","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-05-11_111-18-53_ed8829ca-13a0-4db2-aa80-548ade7abb33.png?v=1778838721","url":"https:\/\/www.autooiltech.com\/products\/abb-ref542plus-1vcf750090r0802-feeder-terminal-bay-control-unit","provider":"AutoOilTech Limited","version":"1.0","type":"link"}