GDHG-306D Portable CT/PT Analyzer Turns Ratio Tester

• Type: Universal Testing Machine
• Accuracy Grade: 1
• Load Way: Electronic Load
• Loading Method: Dynamic Load
• Display: Digital
• Control: Manual Control
• Model NO.: GDHG-306D
• Weight: 0-100Kg
• Power Source: AC220V
• power supply: AC220V/230V 50Hz
• Output: 0-3000Vrms, 2Arms,20A peak
• Output current: 0-1000A
• Transport Package: Standard Export Wooden Box
• Specification: ISO, SGS
• Trademark: HV Hipot
• Origin: Wuhan, China
• Production Capacity: 5000set/Year

Product Description

GDHG-306D Portable CT/PT Analyzer Turns Ratio Tester

GDHG-306D CT PT Analyzer is designed for automatic testing of protection and measurement CT / PT, suitable for laboratory and field testing. Reference standards IEC60044-2, IEC6044-1.


Features
 

1. Supports one-time wiring to complete all basic CT experiments, and fully insulated and semi-insulated PT no-load tests.
2. Support testing CT and PT
3. Meet IEC60044-1, IEC60044-2 and other regulations.
4. No external auxiliary equipment needed, all testing items can be completed in a single machine.
5. Comes with a micro printer, can directly print test results on site.
6. Easy to operate, with intelligent prompts, making it easier for users to get started.
7. Large screen LCD, graphical display interface.
8. Automatically give CT / PT (excitation) inflection point value according to regulations.
9. Automatically give 5% and 10% error curves.
10. 3000 sets of test data can be saved without loss after power off.
11. Support U disk to transfer data, can be read by standard PC, and generate WORD report.
12. Small and light≤22Kg, very conducive to on-site testing.

 

CT (protection, measurement)	PT
Voltage current characteristic curve (excitation characteristic)	Voltage current characteristic curve (excitation characteristic)
Auto calculate knee point value	Auto calculate knee point value
Auto display 5% and 10% error curves	Turns ratio measurement
Turns ratio measurement (6 channels simultaneously)	Polarity determination
Differential measurement	Differential measurement
Phase measurement (angular difference)	Phase measurement (angular difference)
Polarity judgment	AC withstand voltage test
Primary current injection test	Second burden measurement
AC withstand voltage test	Secondary winding resistance test
Secondary burden test
Secondary winding resistance test
Comprehensive CT test (one-time wiring test for voltage current turns ratio)

Main parameters 
 

Item		Parameter
Power supply		AC220V±10%, 50Hz
Output		0-3000Vrms, 2Arms(20A peak)
Output current		0-1000A
Accuracy of excitation		≤0.5%(0.2%*the reading+0.3%*range)
Secondary winding resistance measurement	Range	0.1~300Ω
	Accuracy	≤1.0%(0.4%*the reading+0.6%*range)
Secondary actual burden measurement	Range	5-500VA
	Accuracy	≤0.5%(0.2%*the reading+0.3%*range) ±0.1VA
Accuracy of angular error	Accuracy	4min
	Resolution	0.1min
Accuracy of ratio error		0.05%
CT ratio measurement	Range	≤25000A/5A (5000A/1A)
	Accuracy	≤0.5%
PT ratio measurement	Range	≤500KV
	Accuracy	≤0.5%
Operation  environment		Temperature: -10ºC-40ºC, Humidity: ≤90%, Altitude: ≤1000m
Dimension &Weight		Dimension: 410mm × 260mm × 340mm    Weight: ≤22Kg