This system can automatically detect transformer fires and supports automatic, manual or remote activation. It actuates the oil drain valve for oil drainage and pressure relief. Meanwhile, the shut-off valve…
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The core concept of this system is explosion prevention first, equipped with timely fire prevention and suppression measures. Before the transformer sustains catastrophic damage, the rapidly rising internal pressure ruptures…
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This system consists of fire detectors, a fire suppression control panel, inlet maintenance gate valve, system check valve, Y-strainer, signal control gate valve, deluge valve set, centrifugal high-speed water spray…
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This device transmits electrical energy via the principle of electromagnetic induction, converting AC voltage (current) into another magnitude at identical frequency. Its delta-connected high-voltage winding offers a circulation path for…
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This device is a three-phase transformer. It generates an artificial loadable neutral point for neutral-less power systems to implement system grounding. In the event of a single-phase grounding fault, the…
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This assembly is intended for neutral-point overvoltage protection of transformers with ungrounded neutrals in 110 kV – 330 kV effectively grounded power systems. It provides two operating modes – neutral-point…
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This assembly is applicable to power distribution networks of critical consumers with voltages below 110 kV, including urban distribution grids dominated by cable lines, large industrial plants, airports, ports, metro…
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This intelligent monitoring system is specially developed for transformer insulating oil condition control. Compatible with transformers of all voltage classes in power plants and substations, it delivers full-cycle, uninterrupted online…
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This intelligent monitoring system is specially developed for transformer insulating oil condition control. Compatible with transformers of all voltage classes in power plants and substations, it delivers full-cycle, uninterrupted online…
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This system is dedicated to transformer insulation condition monitoring. It employs ultra-high frequency (UHF) sensor technology to capture internal partial discharge (PD) signals in real time. Equipped with background data…
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This system is a high-precision online monitoring device for direct, real-time measurement of hot-spot temperature inside transformer windings. Using fluorescence decay, Fiber Bragg Grating (FBG), or gallium arsenide temperature measurement…
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This system uses UHF sensor signal detection, optimized sensor layout and SQL database-based expert analysis technology to monitor electromagnetic wave signals induced by partial discharge inside GIS. After processing and…
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During long-term operation of GIS equipment, SF₆ gas may suffer elevated moisture levels or leakage, both of which impair insulating performance. When exposed to electric arcs, SF₆ decomposes into multiple…
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In response to stringent safety production regulations across the power sector, this intelligent SF₆ online monitoring system is engineered to safeguard the health and personal safety of personnel operating within…
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This system captures real-time cable partial discharge signals, warns insulation degradation risks and locates faults accurately to avoid blackouts, fires and insulation breakdown accidents. It archives historical data for cable…
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The Distributed Temperature Sensing (DTS) system is an intelligent monitoring solution dedicated to safe cable O&M. It delivers full-range real-time cable temperature monitoring, overheating early warning, fault localization and fire…
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Zhejiang Rsafele Electric Co., Ltd. 