W Series - Automatic Current and Potential Transformer Test Set For accuracy testing of instrument transformers. Current comparator principle matches different ratios of test object and standard transformer in a wide range display of the results in all accepted dimensions fully automatic remote control and data transfer via built-in RS232 interface 

EZCT-2000C Plus - Current Transformer Test Set The EZCT-2000C Plus is Vanguard’s third-generation microprocessor-based current transformer test set. Designed specifically for CT testing, the EZCT-2000C Plus has the following outstanding features that can greatly increase productivity and save time during the commissioning stage:

PCT 100i - Current and Potential Transformer Testing Kit Automatic CT/PT tester with large LCD display and quick control buttons. All tests can be done with only one touch on the control button

CTER-91 - Current Transformer Excitation, Ratio and Polarity Test Set With Model CTER-91 current transformers can be tested while mounted in transformers, oil circuit breakers breakers or switchgear - without moving bushings and CTs. Using the voltage-comparison method, Model CTER-91 provides a variable-voltage output up to 1000 volts and precision instrumentation for testing single and multi-ratio CTs.

EZCT-10 - Current Transformer Test Set The Model EZCT-10 is a microprocessor-based, current-transformer test set. This rugged and portable test set measures excitation current, turns ratio and winding polarity on single- and multi-ratio current transformers. Current transformers can be tested in their field-mounted configuration, eliminating the need to remove bushings or current transformers from the host equipment.

KCTS - Current Transformer Testing System The Knopp Current Transformer Testing System (Type KCTS) is designed to measure the accuracy of instrument transformers having 5 ampere secondaries and primaries up to 8,000 amperes. When purchased with the optional Type KATC-C1 Comparator, the KCTS is capable of testing transformers with 1 or 5 ampere secondaries.

KC-1500 - Current Transformer Test System The test system shall be able to check the accuracy of instrument transformers having primary ranges from 5 to 1500 amperes. The test system shall include a built-in, microprocessor-controlled, automatic, autoranging comparator. The test system shall incorporate protective circuitry to ensure the safety of the operator, the test system, and the transformer-under-test.

1043 - Current Transformer Field Test Set The Catalog 1043 Current Transformer Field Test Set is a simple and inexpensive means whereby a current transformer installation may be quickly checked for many sources of trouble. The tests are made without interrupting the Customer's service and while the load is on.

1044D - Digital Current Transformer Field Test Set The Catalog 1044D Current Transformer Field Test Set is a simple and inexpensive means whereby a current transformer installation may be quickly checked for many sources of trouble. The tests are made without interrupting the Customer's service and while the load is on.

EZCT-2000A - Current Transformer Test Set The EZCT-2000A is Vanguard’s third-generation microprocessor-based current transformer test set.

DTR 8510 - Motor / Transformer Testers The DTR® Model 8510 is a portable digital transformer ratiometer designed for on-site testing of power, potential and current transformers. When connected to a non-energized transformer, the DTR® Model 8510 accurately measures primary to secondary turns ratio, while simultaneously displaying polarity and excitation current. The DTR® is fully automatic and uses an ANSI/IEEE compliant test method.

MCT1605 - Ratio and Polarity Test Set The Megger MCT1605 test set is a lightweight, robust, portable unit used to automatically or manually perform saturation, ratio, polarity, demagnetizing tests and insulation tests on current transformers. The MCT provides a microprocessor controlled variable voltage output and precision instrumentation for automatically testing single and multi-ratio CTs. The MCT1605 possesses microprocessor controlled output voltage with precision instrumentation and storage, reducing testing time and increasing productivity. The MCT1605 will directly connect to multi ratio CT’s and perform all three tests – saturation, ratio and polarity – on all taps with the push of a button and without changing leads. The MCT1605 has a large display, permitting the user to easily read all pertinent data while the test is being performed and providing the ability to view the current transformer’s saturation curve.

CT237A - 200 A ac/dc Current Clamp These current transformers/probes measure AC or AC/DC current. These probes convert high current to a low level millivolt or milliamp signal for input directly into a test instruments. They can be used with standard DMMs, recorders, digital or analog meters, data loggers/DAS, oscilloscopes, or other test and measurement instruments.

CT235A - Current Probe Transformers These current transformers/probes measure AC or AC/DC current. These probes convert high current to a low level millivolt or milliamp signal for input directly into a test instruments. They can be used with standard DMMs, recorders, digital or analog meters, data loggers/DAS, oscilloscopes, or other test and measurement instruments. 

SFH141 - Instrument Transformer Characteristics Tester This instrument is especially designed to test volt-ampere characteristics, transformation ratio and polarity differences for relay protection testing current transformers. It is also used to judge the polarity of transformers, as a multi-functional instrument with excellent cost performance. The instrument takes use of transformer with special winding method, as well as high efficiency, low consume materials.

HYBC-901 - Transformer turn ratio tester Test functions
1. The voltage ratio measurement of three or singe phase transformer
2. The group vector measurement of three phase transformer.
3. The polarity measurement of single phase transformer or CT/PT
(CT that knee-point voltage should be more than 80V)
4. Voltage ratio error calculation
5. Voltage ratio range calculation of three phase transformer
6. Current transformer ratio measurement
7. Excitation current measurement in ratio testing
8. Reproduction the AC test voltage from power source to reduce the effects of bad power source
9. Save the test results in the memory internal the tester
10. Print the test results by micro printer
11. Reverse connection detect unit to prevent the high voltage injected to the operate
12. Over current protection in test voltage
13. Upload the test results to make word report by RS232 interface

Caltest 300 - Electricity Meters Tester Class 0,05 Electricity meters tester class 0,05 and 0,1. Three phase tester of current transformers and analyser of power network quality. It makes possible electricity meters testing on the site or in the laboratory.

Caltest 10 - Electricity Meters Tester Electricity meters tester class 0,05 and 0,1. Three phase tester of current transformers and analyser of power network quality. It makes possible electricity meters testing on the site or in the laboratory.

VIC 600 - Instrument Transformer Test Set This transformer testing device is designed to perform different tests on current transformer such as testing of excitation curve, ratio and burden, polarity and resistance of the burden.

HYZC - Transformer Winding Resistance Tester HYZC Series 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. The tester has functions of self test, data processing, discharge rapidly, result print and so on.

ODEN™A - Primary Current Injection Test System ODEN A is a powerful test system designed for primary injection testing of protective relay equipment and circuit breakers. It is also used to test the transformation ratio of current transformers and for other applications that require high variable currents

ODEN A - Primary current injection test system A powerful test system designed for primary injection testing of protective relay equipment and circuit breakers. It is also used to test the transformation ratio of current transformers and for other applications that require high variable currents. Up to 8 kA can be generated.

T 3000 - Substation Maintenance and Commissioning Test Equipment This primary current injection testing system is designed to perform primary tests requested in substations commissioning. It allows to perform different tests and measurements on current transformers, voltage transformers, power transformers, protection relays, energy meters and transducers.