Active Member
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[China]
Address: No.1207-1, Building #1, the National University Sci-Tech Park of Henan Province, No.11 Changchun Road, Zhengzhou, Henan 450000
Contact name:Tony Han
Zhengzhou Great Electric Co.,Ltd. |
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0.02S Standard Current Transformer CT PT Test Equipment Test System
| Measure Item | Test Range | |
CT accuracy test | Rated primary current range: | 1A-3200A |
| Rated secondary current: | 5A, 1A | |
| Operation range: | (1%-120%).In | |
PT accuracy test | Rated primary voltage (kV): | 6, 6/√3, 10, 10/√3, 15, 15/√3, 22, 22/√3, 35, 35/√3, 40.5, 40.5/√3 |
| Rated secondary voltage (kV): | 0.1, 0.1/√3, 0.11, 0.11/√3 | |
| Operation range: | (20%-120%).Un | |
Accuracy class of the measure equipments:
| Product Description | Accuracy Class |
| Standard CT (with Current Source) | ±0.02S% |
| Standard PT (with Voltage Source) | ±0.05% |
| CT Burden | ±3% |
| PT Burden | ±3% |
| Transformer Tester (Calibrator) | ±1% |
| Control bench |
Technical Index of HES-1C Transformer Tester
| Measure item: | Ratio errors & Phase errors of the CT and PT |
| Rated current: | 5A, 1A |
| Rated voltage: | 100V,110V,120V |
| Multiplier: | 1/√3,1/3,1,1.5,2 |
| Accuracy class: | ±1% |
| Operation range: | (1%-120%).In, (20%-120%).Un |
| Frequency: | 50Hz |
| Ratio error range: | ±0.0001% ~ ±19.99%(three positions: 1.999‰, 19.99‰, 199.9‰. |
| Minimum resolution:0.0001%. | |
| Phase error range: | 0.01' ~ ±900'(three positions: 9.00',90.0',900') |
| Minimum resolution: 0.01' | |
| Impedance range: | 0.001Ω~ 19.99Ω. |
| Minimum resolution: 0.001Ω. | |
| Admittance range: | 0.001 ms ~ 19.99 ms. |
| Minimum resolution:0.001 ms. | |
| Alarm Function: | Provided the sound & light alarm function when the polarity abnormal or ratio inconsistent. |
Input Load: | - On Standard CT secondary side: ≈0.11Ω, COSφ≈1.0 - On Test Object CT secondary side: ≈0.003Ω, COSφ≈1.0 - On Standard PT secondary side: ≈0.05VA (100V) |
| Communication Interface: | Provided the RS232 serial communication interface |
| Display model: | LED |
| Power supply: | AC 220V±10%, 50Hz |
| Power consumption: | < 20VA |
Technical Index of FY47-49 CT Burden
| Rated Current: | 5A, 1A |
Rated Burden: | I=5A: COSФ=0.8: 2.5/3.75/5/6.25/7.5/10/12.5/15/20/25/30/40/50/60VA COSФ=1.0: 2.5/3.75/5/6.25/7.5/10VA I=1A: COSФ=0.8: 0.1/0.15/0.2/0.25/0.3/0.4/0.5/0.6/0.8/1.0/1.2/1.6/2.0/2.4VA 2.5/3.75/5/6.25/7.5/10/12.5/15/20/25/30/40/50/60VA COSФ=1.0: 0.1/0.15/0.2/0.25/0.3/0.4/2.5/3.75/5/6.25/7.5/10VA |
| Accuracy Class: | ±3% |
| Operation Range: | (1%-120%). In |
| Frequency: | 50Hz |
| Withstand Voltage: | 2kV/1min |
| Insulation: | Air |
| Operating Model: | Short-time |
High-current Test Cables
Cables includes: 3000A(600mm2) x 3m x 1pc, 1000A(200mm2) x 3m x 1pc
500A(100mm2) x 3m x 2pcs, 250A(50mm2) x 3m x 2pc
Technical Index of HLS-30G2 Standard CT with current generator
Rated Primary Current(A): | 1,1.5,2,2.5,3,4,5, 7.5, 10, 12.5, 15, 20, 25, 30, 40, 50, 60, 75, 80, 100, 120, 125, 150, 160, 200, 250, 300, 315, 350, 400, 450, 500, 600, 630, 700, 750, 800, 900, 1000, 1200, 1250, 1400, 1500, 1600, 1800, 2000, 2500, 3000, 3150, 3200A |
| Rated Secondary Current: | 1A |
| Rated Current Ratio: | 1A～3200A/5A, 1A～3200A/1A |
| Accuracy Class: | 0.02S% or higher accuracy (optional) |
| Rated Secondary Burden: | 0.2Ω(Burden is 5VA at I2 = 5A, Burden is 0.2VA at I2 = 1A ) |
| Power Factor: | COSΦ=1.0 |
| Operating Range: | (1%-120%). In |
Connection Mode: | Fixed connection terminals at Pri.current range is 1A-450A Pass-through connection with 2 turns at Pri.current range is 500A-900A Pass-through connection with 1 turn at Pri.current range is 1000A-3200A |
| Product Structure: | With Current Source |
| Input Voltage: | AC 0-250V |
| Capacity of Current Generator: | ～20kVA |
| Frequency: | 50/60Hz |
| Voltage Level: | AC 600V |
| Withstand Voltage: | 2000V 1min |
| Insulating Medium: | Air |
Technical Index of FY95 PT Burden box
| Products Description: | Voltage Transformer Burden |
| Products Model: | FY95 |
| Rated Voltage: | 100V, 100/√3V, 110V, 110/√3V |
| Power Factor: | COSФ=0.8 |
| Rated Burden (VA): | 1.25VA, 2.5VA, 5VA, 10VA, 20VA, 40VA, 80VA |
| Total Burden: | 158.75VA |
| Accuracy Class: | ±3% |
| Operation Range: | (20%-120%). Un |
| Frequency: | 50Hz or 60HZ |
| Withstand Voltage: | 2kV/1min |
| Insulation: | Air |
| Operating Model: | Short-time |
| Operating Condition: | Temperature: 10 oC～+40 oC |
| Relative Humidity (RH): up to 85% (max 90%) |
Technical Index of HJS-40G3 Standard PT (with Voltage Generator)
| Rated Primary Voltage: | 6kV, 6/√3kV, 10kV, 10/√3kV, 15kV, 15/√3kV, 22kV, 22/√3kV, 35kV, 35/√3kV, 40.5kV, 40.5/√3kV |
| Rated Secondary Voltage: | 100V, 100/√3V, 110V, 110/√3V |
| Rated Voltage Ratio (kV): | 6/0.11kV, 6/√3/0.11/√3kV, 6/0.1kV, 6/√3/0.1/√3kV 10/0.11kV, 10/√3/0.11/√3kV, 10/0.1kV, 10/√3/0.1/√3kV 22/0.11kV, 22/√3/0.11/√3kV, 22/0.1kV, 22/√3/0.1/√3kV 35/0.11kV, 35/√3/0.11/√3kV, 35/0.1kV, 35/√3/0.1/√3kV 40.5/0.11kV, 40.5/√3/0.11/√3kV, 40.5/0.1kV, 40.5/√3/0.1/√3kV |
| Accuracy Class: | 0.05% (higher accuracy optional) |
| Rated Secondary Burden: | 0.2VA(100V, 110V), 0.07VA(100/√3V, 110/√3V) |
| Power Factor: | COSΦ=1.0 |
| Operating Range: | (20%-120%). Un |
| Frequency: | 50Hz or 60Hz |
| Insulation: | Epoxy resin casting or Oil |
| Products Structure: | With voltage source |
| Input Voltage of the Voltage Source: | AC 0-250V |
