IEC61869 Current Transformer Measurement Automatic CT PT Analyzer for Current Transformer Testing and Assessment

• Customization: Available
• After-sales Service: Lifetime Technical Support, Online Service
• Warranty: 1 Year for Gdva-405 CT PT Analyzer
• Model NO.: GDVA-405 CT PT Analyzer
• Applications: CT PT Testing and Assessment
• Test Standards: IEC60044-1/2/5/6, IEC61869, IEEE Std C57.13
• Current Output: 180V/5A
• Max. Knee Voltage: 60kv
• Operation Mode: Auto(Touch Screen, PC Embedded)
• Connect with Your Computer: PC Control Available
• Demagnetizes: Automatic Demagnetizes
• Testing Accuracy: 0.02%(Typical), 0.1% (Guaranteed)
• Transport Package: Plywood Case for Gdva-405 CT PT Analyzer
• Specification: net weight: 17KG
• Trademark: CHONGQING GOLD
• Origin: Chongqing, China (Mainland)
• HS Code: 9030849000
• Production Capacity: 100PCS/Month

Product Description

IEC61869 Current Transformer Measurement Automatic CT PT Analyzer for Current Transformer testing and assessment

 

1) Easy to use CT / PT Analyzer,

2) 180V/5A Current Output,

3) 12.1 inch touch screen operation,

4) Comply with IEC60044-1, IEC60044-2,IEC60044-5,IEC60044-6, IEC61869-2, IEEE Std C57.13-2016 standard.

6) High stability for bushing CT testing;

7) Good repeatability,Three or more consecutive measurements of the same sample CT, the repeatability within 0.02%.

 

Technical Data of GDVA-405 Automatic CT PT Analyzer
 

CT Ratio Accuracy (Typical:0.02%)
Ratio 1~2000	<0.05%(guaranteed)
Ratio 2000~5000	<0.1%(guaranteed)
Ratio 5000~35000	<0.2%(guaranteed)
PT Ratio Accuracy(Typical:0.05%)
Ratio 1-10000	<0.1% (guaranteed)
Ratio 10000-35000	<0.2% (guaranteed)
Phase measurement
error	±2min
resolution	0.01min
Winding resistance
Range	0-8kΩ (automatically change range in2ohm/20ohm/80ohm/800ohm/8kohm)
Error	< 0.2%RDG+0.02%FS; Maximum resolution :  0.1mΩ
Current measurement
Range	0-10A (automatically change  range in 0.1/0.4/2/10A)
Error	<±0.1%+0.01%FS
Voltage measurement
Range	0-200V (automatically change range in 1V/10V/70V/200V)
Error	< ±0.1%+0.01%FS
CT Secondary burden
Range	0-160ohm (automatically change range in 2ohm/20ohm/80ohm/160ohm)
Error	<0.2%RDG+0.02%FS; Maximum resolution : 0.001ohm
PT Secondary burden
Range	0-80kohm (automatically change range in 800ohm/8kohm/80kohm)
Error	<0.2%RDG+0.02%FS; Maximum resolution : 0.1ohm
Memory capacity
GDVA-405	>1000 groups test results
Upload to computer	Without limit

1) CT ratio and phase measurement with consideration of nominal and connected secondary burden; CT ratio up to 10000:1
2) Knee-point voltage from 1 V up to 60 kV can be Measured
3) Currents from 1% up to 400 % of the rated value
4) Determination of ALF/ALFi and FS/FSi, Ts,Kr and composite error for nominal and connected burden
5) CT winding resistance measurement
6) CT excitation curve (unsaturated and saturated)
7) Saturation characteristic recording
8) Direct comparison of excitation curve to a reference curve
9) CT phase and polarity check
10) Secondary burden measurement
11) Automatic demagnetization of the CT after the test
12) Short commissioning times (duration of the automatic test < 1min)
13) High level of safety using patented variable frequency method (max. 180 V)
14) "Nameplate guess" function for CT/PT with unknown data
15) PC control interface(Optional)
16) Quick Test: Auto testing interface
17)Simulation of measured data with different burdens and currents
18) Automatic assessment according to IEC 60044-1, IEC60044-2,IEC60044-5,IEC 60044-6, IEC61869-2, IEEE Std C57.13-2016
19) Automatic assessment for accuracy class > 0.1
20) Measurement of transient behavior of TPS, TPX, TPY and TPZ type CTs
21) PT ratio, polarity,error and excitation curve according to IEC60044-2.