HVHIPOT Transformer Test System Load No Load Test Set PD IR DWR Test System

• After-sales Service: Yes
• Warranty: 1 year
• Capacity: 2500kVA, can be customized
• Voltage: 33kV, can be customized
• Test: PD, IR, DWR, Load, No-load, Hipot etc.
• Power source: 380V, can be customized
• Model NO.: GDBT-2500kVA/33kV
• Function: transformer routine test
• Transport Package: Plywood Case
• Specification: ISO
• Trademark: HVHIPOT
• Origin: Wuhan, China
• HS Code: 903084

Product Description

I. General information

GDBT-2500kVA/33kV is mainly to make no-load, load and induction voltage test, power frequency withstand voltage test and temperature rising test for 33kV, 2500kVA and below distribution transformers.

The measurement part is controlled by single chip. Digital display, no-load and short circuit test data will be sampling by single chip at the same time.


II. Test Items
 

1. Transformer no-load characteristic test (no-load loss, no-load current as a percentage of rated current);
2. Transformer load characteristic test (load loss, impedance voltage percentage; temperature conversion and load loss test under full current of 30% and above can be automatically performed);
3. Transformer DC resistance test;
4. Transformer ratio test;
5. Transformer insulation test;
6. Transformer temperature rise test;
7. Transformer power frequency withstand voltage test;
8. Transformer multifrequency withstand voltage test;
9. Ambient temperature and humidity test function.

III. Specifications

Transformer Power analyzer

• Voltage measuring range: 30V-700V
• Current measuring range: 0.25A-5A
• Accuracy: 0.2%
• Power U*I, accuracy 0.5%
• Power factor 0.020-1.000, accuracy 0.3%
• Frequency 40-70Hz, accuracy 0.1%
• 3-phase total power P
• No-load current I₀  %
• No-load loss P₀
• Load loss Pk
• Impedance voltage Uk
• 3-phase power value Pa(Pab), Pb, Pc(Pbc)
• 3-phase average line voltage Un
• 3-phase average current In

DC Winding Resistance Tester 

• Output current: 20A, 10A, 5A, 1A, ≤10mA
• Measurement range: 1mΩ~2kΩ
• Measuring accuracy: ±(0.2%+2digits)
• Measurement channel: 2 channels

                      
It should be able to complete the DC resistance measurement test of the transformer, and be able to accurately measure the thermal resistance of the high and low voltage sides during the temperature rise test at the same time, and be able to automatically time and upload data to the host computer.


Turns Ratio Tester
 

• Turns ratio measuring range: 0.9~6000
• Accuracy: ±0.1%+2 digitals (0.9~500), ±0.2%+2 digitals (501~2000),

±0.3%+2 digitals (2001~6000)

• Resolution: Min. 0.0001

It should be able to automatically complete voltage ratio measurement and connection group label verification.


Insulation Resistance Tester
 

• Output voltage range: 0.5~5KV
• Measurement range: 0.1MΩ~200GΩ
• Accuracy 10%
• Short-circuit current: ≥5mA  

Automatic Temperature Inspector

Support the console to read, the computer can automatically record, check and save all the test data.

• Resistance measurement range: 0-2000Ω
• Temperature measurement range: 0-200ºC
• Temperature sensor: 16 channels

Oil-immersed AC Testing Transformer
 

• Rated capacity: 20kVA
• Rated high and low voltage voltage: 100kV/0.6kV
• Output current: 0~0.2A
• Input voltage: 0V~600V
• Input current: 0~33.3A
• Rated operating frequency: 50Hz

Intermediate-frequency Generator Sets
 

• Rated capacity: 30kVA
• Measuring range: 40V~800V
• Output current: 21A
• Output frequency: 150Hz±2%
• Input voltage: 380V

100kVA Three-phase Voltage Regulator
 

• Input voltage:three-phase 380V
• Output voltage:10-650V
• Maximum load current: 89A.
• The voltage regulator is adjusted with no contact, easy to use.
• Rated frequency is 50Hz. It permits half-load running at 150Hz.

High Voltage Precision Current Transformer
 

1. Rated working voltage: 4kV
2. Withstand voltage: 6kV
3. Capacity: 1VA
4. The measuring range is 1A~220A
5. The accuracy is 0.05 level
6. Ratio is 200, 100, 50, 25, 10, 5, 2.5/1A, a total of 7 gears.

High Voltage Precision Voltage Transformer
 

1. Rated working voltage: 4/√3kV
2. Withstand voltage: 8kV
3. Capacity: 1VA
4. The measuring range is 1kV~4/√3kV
5. The accuracy is 0.05 level
6. Ratio is 4kV/√3, 2kV/√3,, 1kV/√3, 100V/√3,.

Intermediate Transformer
 

1. Rated capacity: 200kVA
2. Rated input voltage: 0.6kV
3. Rated input current: 192A
4. Rated output voltage: Gear 1: 0.8kV Rated current: 144A

                       Gear 2: 2.7kV Rated current: 42A

1. The impedance voltage is considered to be no more than 4%
2. Meet the requirements of the 24-hour temperature rise test.
3. Multiple frequency withstand voltage test: It needs to be considered for long-term operation under the condition of 2 times voltage and load.