Product Description The SMG2000B Dual-Clamp Digital Phase Volt-Ammeter is a multifunctional instrument designed for on-site testing, characterized by high precision, high stability, low power consumption, and ease of use. It can directly measure AC voltage and AC current without opening the tested ...
Product Overview The HZ-1600B relay protection tester is engineered in strict accordance with the "Technical Conditions for Microcomputer Relay Protection Test Equipment DL/T 624-2010" and is fully compatible with the IEC61850 communication standard. Utilizing a powerful PowerPC+X86 platform, this ...
Product Overview The HZJB-660T is a six-phase relay protection test system engineered to verify a wide range of protective relays, including current, voltage, inverse time, power direction, impedance, differential, low frequency, synchronization, frequency, DC, intermediate, and time relays, as well ...
Product Overview The HZJB-340S is a microcomputer-controlled three-phase secondary current injection relay protection test instrument. It is widely used in line protection, main transformer differential protection, excitation control, and various other fields. This instrument features standard four...
Product Overview The HZJB-340A is a high-voltage substation microcomputer relay protection tester designed for comprehensive testing of both traditional relays and modern microcomputer protection devices. It is particularly well-suited for verifying transformer differential protection and auto...
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 ...
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 ...
Product Overview The HZJB-II Single-Phase Relay Protection Tester incorporates the latest power supply technology for its internal AC and DC voltage and current sources. It represents an advanced level in circuit design, component selection, panel layout, and internal structure design. With complete ...
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...