Protection Relay Testing Equipment manufacturer from China of page 4

HZ-300-N2 Portable nitrogen detection alarm instrument

High-Precision Nitrogen (N₂) Gas Detector Professional-grade gas detection instrument featuring advanced electrochemical sensing technology. Designed for reliability and safety, this device includes internal air pump suction for rapid detection in confined spaces and comprehensive data management ...

HZJB-340S Three Phase Relay Test Set Secondary Current Injection Relay Tester

Product Overview The HZJB-340S is widely used in line protection, main transformer differential protection, excitation control, and various other fields. This instrument features standard four-phase voltage and three-phase current output, capable of testing traditional relays and protection devices ...

HZJB-660T Hertz Power 6 Phase Relay Protection Tester Supplier

Product Overview The HZJB-660T is a six-phase relay protection tester engineered to test a wide range of relays — including current, voltage, inverse time, power direction, impedance, differential, low frequency, synchronization, frequency, DC, intermediate, and time relays — as well as microcompute...

HZJB-330S Portable Microcomputer relay Protection Tester

High-Precision Four-Phase Relay Protection Test Instrument The HZJB-330S is a high-performance testing instrument engineered to meet rigorous on-site requirements, featuring standard four-phase voltage and three-phase current output. Designed for both traditional relays and modern microcomputer ...

HZXQ-D43 Handheld secondary defect elimination tester

Product Overview The HZJB-D43 is a high-end detection device engineered to meet rigorous domestic power industry standards. Combining advanced power supply and digital electronic technologies, this handheld unit features a miniature high-precision current and voltage amplifier module powered by an ...

HZJB-340S 2025 Factory Low Price Microcomputer Relay Protection Tester

Product Overview The HZJB-340S Microcomputer Relay Protection Tester is widely used in line protection, main transformer differential protection, excitation control, and various other fields. It features standard four-phase voltage and three-phase current output, making it capable of testing both ...

HZDZ-2S Power quality analyzer

Advanced Power Quality Analyzer The HZDZ-2S is a high-precision instrument that provides comprehensive analysis and diagnosis of all electrical parameters, including voltage, current, power, energy, harmonics, and phase. Designed for versatility, it supports a variety of current sensors to suit ...

HZKYL-2S Contact pressure tester

HZKYL-2S Contact Pressure Tester The HZKYL-2S is a precision instrument designed for high-accuracy contact pressure measurement. It is essential for maintenance and quality control in high and low voltage electrical systems. Key Features & Applications Versatile Use: Ideal for disconnectors, plum ...

HZWZ-Y Microresistance Testing Equipment

Precision DC Low Resistance Meter The HZWZ-Y is a high-precision instrument equipped with a transistor galvanometer and a dedicated working power supply. Designed for industrial and mining enterprises, laboratories, and workshop environments, it delivers accurate measurements of low resistance ...

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