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Top Transformer Comprehensive Characteristics Test Console Manufacturers and Suppliers in China

Transformer Comprehensive Characteristics Test Console

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DHT-208 Transformer Characteristics Testing Console

Purpose and Application: The DHT-208 test console is intended for the complete testing of transformers power and distribution to include: load/no-load characteristics, power frequency voltage withstand, double frequency inductance, partial discharge tests along with other GB/T requirements.
Key Features: For operation, it has a large backlit LCD that is easy to read. It provides multiple test functions such as for resistance, ratio, group and loss tests. Results are provided in digital and print form. There is over-current protection complete with sound and light alarm indicators.
Specifications: Merits supporting transformer tests up to 20000kV with voltage, current and frequency digitally monitored. It features sophisticated voltage setting control and test switch control, driven by a three-phase four-wire system along with precise current transformers.

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Category	Details
Measure and monitor parts	input three phase voltage monitor meter(digital display), input current monitor meter(digital display), output voltage monitor meter(digital display), power frequency test voltage measuring meter(digital display), power frequency test current measuring meter(digital display), double frequency test voltage measuring meter(digital display), double frequency test current measuring meter(digital display)
Operation parts	Switch function of test items, Control of input and output voltage, Control of load and no load test current shift, Control of voltage regulator voltage step-up and step-down
Protection parts	load and no load test over-current protection, power frequency test over-current protection, double frequency test over-current protection
Power source type	three phase four wires
Current transformer parts	use two same model 0.05 level current transformers which are various gears

DHT-208 Transformer testing System

Comprehensive Transformer Testing: The DHT-208 test bed complies with GB/T4776, GB/T5169, GB/4285, and other standards, enabling no-load/load characteristic tests, power frequency voltage withstand tests, frequency doubling induction, and local discharge tests for power and distribution transformers.
Advanced Features: Synchronized data sampling is done by a high-grade microcontroller, eliminating all manual errors. Supports various operations including calculation of DC resistance, no-load, load and voltage on transformers from 50kVA to 100,000kVA which is displayed on the large backlit LCD meter, intuitive interface.
Robust Design & Safety: Operational safety and precise measurement are ensured with the test bench’s digital monitoring instruments, multi-gear current transformers, overcurrent protection, and a three phase four wire power supply mode.

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Parameter	Details
Voltage Classes Supported	10kV, 35kV, 110kV, 220kV
Transformer Capacity	20000kV
Tests Supported	No-load test, load test, power frequency test, frequency doubling test
Measurement Monitoring	Input three-phase voltage (digital display), Input current (digital display), Output voltage (digital display), Power frequency test voltage (digital display), Power frequency test current (digital display), Frequency doubling test voltage (digital display), Frequency doubling test current (digital display)
Control Functions	Test project function switch, Platform voltage input and output control, No-load test current change block control, Voltage regulator boost and buck control
Protection Features	No-load test overcurrent protection, Power frequency test overcurrent protection, Frequency doubling test overcurrent protection
Power Supply Mode	Three-phase four-wire power supply mode
Current Transformer	Two 0.05 level current transformers of the same model, Multi-gear transformer gear
External Components	High voltage transformer and medium frequency brushless generator

How to Properly Test a Transformer for Proper Operation

Transformers, crucial for electric grids, homes, and industries, transfer electric energy between circuits. Proper testing is required to ascertain operational reliability and avoid breakdowns. This template defines the tools, processes, and requirements for evaluating transformer performance, efficiency, and maintenance.