Applications:
Tests for current transformer:
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
Tests for voltage transformer:
1) Turns ratio test
2) Ratio error and phase angle error test
3) Polarity test
4) Secondary burden test
5) Winding resistance test
Features:
1. Make evaluation for test results according to selected standards.
2. Make word report for test result.
3. Make word reports one time for multi-group test records on the PC.
4. Calculate the ratio errors and phase angle errors at rated burden and working burden in one time test.
5. Compare excitation curves with saved excitation curves in the same window.
It is mainly used for field testing of P class CT and PT. The test items mainly include excitation characteristic, transformation ratio, polarity, degauss, 5% and 10% error curves, secondary circuit check, withstand test of power frequency alternating current and secondary load. Adopting LCD, self-equipped mini type printer supporting field printing; supporting to use USB flash disk to dump data, with simple and convenient operation.
GF1061 portable CT PT analyzer is mainly used for field or lab testing, it can finish the measurements (M) and protection (P) class CT, PT and TYP class CT. Adopt 7 inch touch TFT LCD, self-equipped mini type printer supporting field printing; supporting to use USB flash disk to dump data. The CT PT Analyzer is the most complete and easy-to-use testing system for protection and metering CTs according to IEEE and IEC standards. Accuracy 0.05% Power supply AC 220V±10% or AC 120V±10%, 50/60Hz or Battery Output voltage 0-100Vrms Output current 0-5Arms (20A peak-value) Output power 0-400 VA (1500 VApeak) Automatic frequency variation range 0.1-60Hz Equivalent excitation voltage 5000V Accuracy 0.5% Secondary winding DC resistance measurement Range 0.1-1000�© Accuracy â?¤0.05% Secondary actual load measurement Range 5VA-1000VA Accuracy â?¤0.5%�±0.1VA CT/PT phase error measurement Accuracy �±1min (typical) / 3 min (guaranteed) Resolution 0.1min CT ratio error measurement Range 1-50000 Accuracy .05% PT ratio error measurement Range 1-10000 Accuracy 0.05%
Supplier: Energy meter test equipment, ct pt analyzer, relay tester, three phase standard power source, reference energy meter, electrical calibrator, power quality analyzer, power transformer test equipment, circuit breaker tester, high voltage ammeter recorder, high voltage test set, ev & recharging testing equipment, substation iec61850 test software, intelligent digital power meter and transducer, current probe & current sensor, split core ct, instrument current transformer & voltage transformer, micro ct & pt, energy meter relay parts, and handheld terminal
Buyer: Energy meter test instrument
The GF302D3 portable three phase energy meter test bench consists of an integrated three phase 120A current source and 600V voltage source and a class 0.02 three phase electronic reference standard meter. The energy meter test bench is particularly designed for analysis of complete metering installations and local mains conditions. The meter test bench offers high functionality combined with an excellent menu guided operation via built-in thirty keys and colored 7 touch LCD-display. It can auto & manual test all kinds of energy meter error. Using on site or in the laboratory. It can preset a variety of test schemes for testing energy meter.
The GF302D1 three phase portable energy meter test equipment consists of an integrated three phase current source(up to 500V/120A or 500V/20A) and built-in three-phase electronic reference standard of accuracy class 0.05%. Characteristic features of the GF302D1 are its wide measuring range, high accuracy and high tolerance to unwanted external influences. The equipment offers high functionality combined with an excellent menu guided operation via built-in keyboards and colored 7" touch LCD-display. Voltage & current harmonics output from 2 to 63 times. This model portable meter test equipment can be programmable by PC, automatic generation of energy meter error test report.
The GF302D portable meter test equipment is used for grid corporation of measurement and energy test center, management department of power supply bureau, national energy measurement of testing authorities, and also used to test each kind of single/three phase kWh meter of industries and mining enterprises as well as electric meter manufacturers. Meanwhile, the meter test equipment also can be used as one high precision standard power source, voltage source and current source. Portable design, used in the laboratory or on site to auto check energy meter error.
GF112D is a single-phase handheld electronic meter test unit in accuracy class 0.1or 0.2, used for testing single phase electricity meters error on site. Wide measurement range from 1mA to 120A and 0 to 300V, and also can be used to test alternating current parameters - voltage, current, active power, reactive power, apparent power, harmonics, phase angle, power factor, frequency, energy etc.
The FQ-RCTA02 rogowski coil flexible current sensor is designed for easy installed in tight spaces and without the need for dismantling the primary busbar or cables. It includes a flexible Rogowski coil probe and electronic modules. The signal from the coil probe can be amplified by the electronic amplifier modules through the integration processing. The output signal can be directly used in oscilloscope, digital multimeter or data logger recording instrument. good linearity, easy to use, measuring large current, 6000A/3V, 600A/3V, 60A/3V or 3000A/3V, 300A/3V, 30A/3V, lower phase shift. In particular, it can be installed in tight spaces, around cable bundles, around wide or large bus bars, or even wrapped around irregular shapes. Models range from 1 to 100,000Arms with an accuracy of 1% of reading. Rated EN 61010, 600V CAT IV, 1000V CAT III. This feature facilitates positioning the sensor around the conductor, enhances user safety, and alleviates the drooping effect associated with other flexible sensors. FEATURES
The model Q110 ring type current clamp probe is a high accuracy CT, the advanced design ensures enhanced linearity 0.2% and the jaw opening system provides enhanced safety. 110mm large jaw ensures it can measure up to 1000A AC current, Frequency range from 10Hz to 20KHz. It can connect with phase detection analyzer, industrial control equipment, data recorder, oscilloscope, harmonic analyzer, electric power quality analyzer, high precision digital multi-meter & cable fault analysis etc. FEATURES