Performance Characteristics1) The product design concept, material selection, and manufacturing process are all entirely new. Therefore, it is not only small in size, light in weight, and aesthetically pleasing, but also meets all technical specifications of the JB3570-98 standard.2) It uses high-quality cold-rolled DQ-151 oriented silicon steel sheets stacked into a multi-stage cylindrical frame core, and a high-voltage tower coil is directly and continuously wound with QZ-type wires on a speci...
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Performance Characteristics1) The product design concept, material selection, and manufacturing process are all entirely new. Therefore, it is not only small in size, light in weight, and aesthetically pleasing, but also meets all technical specifications of the JB3570-98 standard.2) It uses high-quality cold-rolled DQ-151 oriented silicon steel sheets stacked into a multi-stage cylindrical frame core, and a high-voltage tower coil is directly and continuously wound with QZ-type wires on a speci...
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Performance Characteristics1) Flexible Voltage and Current Output Combinations: Outputs up to 6 phases of voltage and 6 phases of current, which can be arbitrarily combined to achieve conventional 4-phase voltage/3-phase current, 6-phase voltage, 6-phase current, and 12-phase output modes. It is compatible with various traditional testing methods and can easily perform three-phase transformer differential tests, plant power fast switching, and automatic transfer switching tests.2) Operation: The...
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The HC-1600 Microcomputer-based Relay Protection Tester was developed based on the technical specifications for microcomputer-based relay protection testing equipment originally issued by the power sector. Drawing upon and synthesizing extensive experience in development and manufacturing, it incorporates the latest modern digital technologies, high-precision electronic components, and a micro-system featuring innovative circuitry and structural design.
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This device employs a high-speed, high-performance digital control processor as its control unit; in terms of software, it utilizes double-precision algorithms to generate arbitrary, high-precision waveforms for each phase. Thanks to its integrated architecture, the various components are tightly coupled, resulting in short data transmission paths and a compact structure.
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The HCJB-702B Microcomputer-based Relay Protection Tester is capable of verifying various types of relays—including current, voltage, inverse-time, power direction, impedance, differential, low-cycle, synchronization, frequency, DC, auxiliary, and time relays—as well as microcomputer-based protection systems. Furthermore, it can simulate a wide range of complex transient, permanent, and evolving faults to conduct comprehensive system-level testing.
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The HCJB-702 Three-Phase Relay Protection Tester employs a high-speed, high-performance digital control processor as its control unit; in terms of software, it utilizes double-precision algorithms to generate arbitrary, high-precision waveforms for each phase.
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Key FeaturesFlexible Voltage and Current Output Combinations:** Capable of outputting up to 6 phases of voltage and 6 phases of current, the unit allows for arbitrary combinations to realize standard output modes—including 4-phase voltage/3-phase current, 6-phase voltage, 6-phase current, and 12-phase configurations. This versatility not only ensures compatibility with various traditional testing methods but also facilitates convenient testing for 3-phase transformer differential protection, as...
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