Electrical Test Instrument

35KV Underground Cable Earth Fault Locator I. Introduction: The normal operation of cable-communication and electric transport completely rely on the good condition of the cable-circuit. Once the circuit breaks down and without punctually examination and repairing, it will no doubt trigger the ass economic loss and bad social influence. So the electric fault measuring instrument is a very important tool. This cable fault location instrument uses multiple testing methods and

Automatic Transformer Winding Deformation Test Equipment I. Introduction: Since the structure and reference of transformer are fixed after being made, the frequency response of each winding is almost same normally. Some cases ,such as cut off between circles or phases in experience, cut off or winding moved for the pull of power in running, winding moved for hit in transportation, could change the reference of the transformer ,of which the frequency response will be changed,

100A 200A 400A 600A Low Contact Loop Resistance Tester Introduction: Contact resistance tester is used to test the contact resistance of circuit breaker or high current cable contacts. It is designed according to IEC62271. The main application of the tester is measurement of circuit breaker contact resistance. All the test results of loop resistance tester could be print by the micro-printer which is integrated in the tester. Also all the test results saved in the low

High Current Generator Primary Current Injection Tester Kit I. Introduction: Primary current injection tester is an essential equipment used for electrical debugging to generate high current, which be widely used in power plants, power distribution stations, electrical plants , scientific research, laboratories and other units. Primary cuurent injection test kit is a short-term or intermittent work device and characterized by small size, light weight, good performance, easy

Current and Potentional Transformer Test Instrument CT PT Analyzer Test for current transformer: Excitation curve and parameters test Turns ratio test Ratio and phase error test Polarity mark check Winding resistance measurement Secondary loop burden measurement Error line curve test for protection CT Transient CT parameters test CT nameplate guess Saturation hysteresis loop curve measurement Tests for Potencial Transformer: Turns ratio test Ratio error and phase angle error

Transformer Winding Coil DC Resistance Tester Micro Ohmmeter I. Introduction: Transformer DC Resistance Tester uses Constant current source to measure the DC resistance of inductance circuit such as power transformer coil , current transformer coil and so on. This winding resistance meter has functions of self test, data processing, discharge rapidly, result print and so on. II. Functions: A new switching power supply technology makes output current more stable and power

Insulation Oil Dielectric Dissipation Factor Volume Resistivity Tester I. Introduction: Automatic Dielectric Dissipation Factor Tester is a high-precision instrument, which can be applied to measure dielectric loss angle and Volume Resistivity of insulating oil etc. This oil tan delta analyzer is integrated with oil cup for dielectric loss, temperature-control equipment,temperature sensor, test-bridge for dielectric loss, AC trial electrical source, standard capacitor,high

CPT-I CT VT Testing Equipment Testing for current transformer equipment: 1 Excitation curve and parameters test 2 Turns ratio test 3 Ratio and phase error test 4 Polarity mark check 5 Winding resistance measurement 6 Secondary loop burden measurement 7 Error line curve test for protection CT 8 Transient CT parameters test 9 CT nameplate guess 10 Saturation hysteresis loop curve measurement Testing for Voltage Transformer equipment 1 Turns ratio test 2 Ratio error and phase

Transformer DC Winding Coil Resistance Test Set I. Introduction: There are four DC currents to select for WRT-10A which has a large output power,the power of transformer DC winding coil resistance tester is very little. Used four lines.It is quick,stable,high precision for testing the winding resistance. In addition, this winding coil resistance tester set has a strong ability for anti-jamming ,over current ,over voltage and discharge.the security is also very high, So it is

Tan Delta and Capacitance Diagnostic System I.Introduction: TDT Transformer Capacitance and Tangent Delta Diagnostic System is an integrated structure, there is a dielectric loss test bridge, a variable frequency power supply, a step-up transformer and a SF6 high stability standard capacitor built-in; This capacitance and tan delta test set can also supply high voltage source for testing. Frequency can be changed to 50Hz, 47.5Hz52.5Hz,45Hz55Hz, 60Hz, 57.5Hz62.5Hz, 55Hz65Hz;

Transformer Turns Ratio Tester for Z Type Transformer I. Introduction: TTR-Z Tansformer turns ratio tester z type is specially designed for three- phase transformer in power system, especially for transformer of type Z winding and other transformers whose zero-load current is relatively high. The transfomer turns ratio tester has wide testing range, fast testing speed, favorable repeatability, flexible data processing, convenient connection, complete protection, easy learning

Insulation Oil Dielectric Strength Tester I. Introduction: BDV-II insulation oil dielectric strength tester is designed according to the national standard IEC156 Transformer Oil Dielectric Strength Test Method; This insulating oil withstand voltage test equipment has large LCD display, micro-printer and can store 100 groups data; This insulation oil breakdown voltage test set is multi-functional, stable, and easy for operation; II. Functions: Breakdown test of user-defined;

Transformer DC Winding Resistance Tester Introduction: This winding resistance tester is the product of the latest generation for measuring the DC resistance of transformer and is optimally designed for measuring the DC resistance of the three-phase winding of the large-capacity transformer. It can measure the three-phase winding DC resistance of the transformer simultaneously. Features: 1. For the on-load voltage regulating transformer, the tapping switch can be directly

Capacitance Tangent Delta Power Factor Dielectric Loss Tester I.Introduction: Tangent delta tester is a high-precision instrument, which can be applied to automatically measure electrical loss tangent ( ) and capacitance of all kinds of high voltage electrical equipments on the spot of power plants, substations,laboratory, etc. The instrument is an integrated structure with a dielectric loss test bridge, a variable frequency power supply, a step-up transformer and a SF6 high

Dynamic Characteristics of Circuilt Breaker Test Instrument I.Introduction The High-Voltage Circuit Breakers Test Instrument is designed to meet the need of testing High-Voltage Circuit Breakers . It takes the ARM7 unit for core to sample, process and then output; the main characteristic is that it’s operated in alt. This dynaic characterisitics of circuit breaker test instrument has many advantages such as intelligence, multi-function, accurate data, strong anti-jamming,

Comprehensive CT and PT Analyzer CT / PT Analyzer:is used to measure all kinds of current transformer and voltage transformer. It can calculate the ratio errors and phase angle errors of current transformer and voltage transformer at rated burden and working burden in one time test. The tester can automatically evaluate the test results according to the selected standard to determine whether the transformer is qualified. Function and Application: Applications: Tests for

Introduction It s designed and manufactured for electrical equipment very low frequency withstand voltage test. Very low frequency withstand voltage test is essentially an alternative of power frequency withstand voltage test. It is much smaller, lighter and portable than power frequency withstand voltage tester. It is proved home and abroad that 0.1Hz ultra-low frequency withstand voltage test can replace power frequency withstand voltage test. This VLF can be applied for

Introduction AC Withstand Voltage Testing Set is designed and manufactured for electrical equipment very low frequency withstand voltage test. Very low frequency withstand voltage test is essentially an alternative of power frequency withstand voltage test. It is much smaller, lighter and portable than power frequency withstand voltage tester. It is proved home and abroad that 0.1Hz ultra-low frequency withstand voltage test can replace power frequency withstand voltage test.

80KV VLF High Voltage Insulation Test Equipment I. Introduction: The VLF high voltage test equipment is suitable for testing cables, transformers, switchgear, Rotating machinery, and other Electrical apparatus II. Functions 1. Fully automatic microcontroller makes the vlf withstand test set easy to operature. 2. Built-in printer is designed with this equipment 3. True sine wave output 4. Real-time display of actual output waveform is available. 5. Ergonomic, menu guided,

Single Three Phase Transformer Turns Ratio Tester TTR Meter I. Introduction: This Automatic Transformer Turns Ratio Meter applied to measure the voltage ratio of three or single phase transformer. All the data and test results are showed on a 320*240 LCD. All the test results could be printed by the micro printer or saved on the storage of the tester. The tester has a good performance on auto protection and anti-disturb. II. Features 1. The voltage ratio measurement of three