1.1 Application
Tests for Current Transformer:
1)Excitation curve and parameters test
2)Turns ratio test
3)Ratio and phase error test
4)Polarity mark check
5)Winding resistance measurement
6)Secondary loop burden measurement
7)Error line curve test for protection CT
8)Transient CT parameters test
9)CT nameplate guess
10) Saturation hysteresis loop curve measurement
Tests for Voltage Transformer:
1) Turns ratio test
2) Ratio error and phase angle error test
3) Polarity test
4) Secondary burden test
5) Winding resistance test
Applications of CT/PT Analyzer:
- CT nameplate check
- CT parameters check in work burden
- CT transient parameters analysis
- CT ratio and phase error calibration
- PT routine test
1.2 CT/PT Analyzer Function and Technical Index
1) Test standards: IEC60044-1, IEC60044-6, IEC60044-2, IEC60044-5, C57.13
2) Power supply: AC220V±10%, 50/60Hz±10%
3) Voltage output: 0.1~180V (AC)
4) Current output: 0.001~5A(RMS)
5) Power output: 500VA
6) Maximum knee voltage measurement: 45KV
7) Current measurement:
Range: 0~10A (automatically change range in 0.1/0.4/2/10A)
Error: <±0.1%+0.01%FS
8) Voltage measurement:
Range: 0~200V (automatically change range in 1V/10V/70V/200V)
Error: < ±0.1%+0.01%FS
9) Turns ratio measurement:
Range:1~35000
1~5000 error<0.05%
5000~35000 error<0.1%
10) Phase measurement: error: ±2min; resolution: 0.01min
11) Winding resistance measurement:
Range: 0~8kΩ (automatically change range in 2ohm/20ohm/80ohm/800ohm/8kohm)
Error: < 0.2%RDG+0.02%FS
Maximum resolution: 0.1mΩ
- Temperature measurement:-50~100 Celsius degree; error<3 Celsius degree
- 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
- PT ratio measurement:
Range: 1~35000
1~10000 error<0.1%
10000~35000 error<0.2%
16) PT ratio error measurement: Typical error <0.05%, Maximum Error<0.1%
17) PT phase angle measurement: maximum error < 3min
18)Make evaluation for test results according to selected standards
19) Make word report for test result
20) Make word reports one time for multi-group test records on the PC
21) Calculate the ratio errors and phase angle errors at rated burden and working burden in one time test
22) Compare excitation curves with saved excitation curves in the same window
23) Memory capacity: >1000 groups test results
24)Working condition: temperature: -10ºC~50ºC; moist: ≤90%
25) Size: 485mm×356mm×183mm
26) Weight: <15kg
Our Service
Pre -sale Service: After-sale Service:
1. Reply promptly in 24 hours with fluent English 1. The warranty period is 24 months from commissioning
and professional knowledge. acceptance date on. After the warranty period is over we
2. Provide best necessary spare parts at low provide lifelong maintenance and technical service.
price (some for free). 2. We guarantee the maintenance time no more than 3
3. If there is something wrong with the equipment, working days and response time within 1 hour.
give a response and provide the solutions in 24h 3. We build instrument service profile for our clients to
4. Provide long term technical support and innovation record the product service and maintenance conditions.
upgrade guidance. 4. After instruments start service, we will pay follow-ups to
5. OEM is available for TOP Products. collect the service conditions.
6. Protect sales area, ideas of design and all your
private information.
Our Company
Chongqing TOP Oil Purifier Manufacture Co., Ltd is a professional leading manufacturer of oil purifiers and oil testers. We have tremendous strength in the fields of research, development and manufacturing with professional mass-production ability, perfect sales network, excellent after-sales service as well as a perfect image we earned in the competitive market.
Our main products are: Insulting Oil Purifier, Turbine Oil Purification machine, Hydraulic Oil Purifier, Lubricating oil filtration machine, Transformer Oil filtering machine, fuel oil restoration, Steam-Turbine Oil reconditioner, Dielectric fluid regeneration system, Circuit-Breaker Oil recovering system, Compressor Oil recovering machine, Gear Oil renewal machine, Coolant Oil treatment, Quenching Oil reclaiming machine, Oil and Water Separator, Steel-Rolling Oil regeneration equipment, Waste automobile Oil Recycling equipment, petroleum machine and Oil Tester, etc.
Our oil filtration machine:
Series ZY Single-Stage Vacuum Transformer Oil Purifier
Series ZYD Double High Vacuum Transformer Oil Purifier
Series ZYB Multiply-Function insulating oil treatment machine
Series TY Turbine Oil Purification Apparatus
Series TYA Lubricating oil/ hydraulic oil purification unit
Series TYB Portable light Fuel oil purification machine
Series TYD Vacuum dehydrator
Series TYF Phosphate ester fire-resistance oil purifier
Series PL Plate pressure oil purifier
Series TYD Vacuum dehydrator
Series EFD Explosion protection filtration machine
Series BAM Press filtration system
Series ZKCC Vacuum pumping device
Series COP Cooking oil purification machine
Series CYS Centrifugal oil purification machine
Series JL Portable oil filtering and oiling machine
Petroleum Products General Testers:
1.Fully Automatic Karl Fischer Water Content Tester TP-2100
2.Digital Karl Fischer Water Content Tester TP-6A
3.Kinematic Viscosity Tester VST-2000
4.Kinematic Viscosity Tester TPV-8
5.Kinematic Viscosity Tester VST-3000
6.Fully Automatic Oil Acidity Tester (6 cups) ACD-3000I
7.Fully Automatic Surface/Interface Tension Tester IT-800
8.Automatic Surface/Interface Tension Tester (Platinum Plate Method) IT-800P
9.Fully Automatic Open Cup Flash Point Tester TPO-3000
10.Fully Automatic Closed Cup Flash Point Tester TPC-3000
11.Digital Open Cup Flash Point Tester TPO-100
12.Digital Closed Cup Flash Point Tester TPC-100
13.Cloud Point & Pour Point Tester PT-2000
14.Multi-functional Vibration Tester VBT-2000
15.Automatic Potentiometric Titrator TP668
16.Petroleum Products Density Tester DST-3000
17.Petroleum Products Density Tester TP-109A
18.Karl Fischer Volumetric Water Content Titrator TPD
19.Distillation Range Tester DIL-201
20.Online Oil Quality Tester PTT-002
21.Liquid Phase Corrosion Tester TPS-05
22.Copper Corrosion Tester TP-113
23.Petroleum And Synthetic Liquid Anti-Emulsification Tester TP-122
24.Dew Point Tester DPME-P
25.Portable Chilled Mirror Dew Point Tester TP-1500
Audited Supplier 
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