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■ Product overview
This tester is a testing tool developed specifically for combined unit testing. In view of the differences in the actual construction and design of smart stations at this stage, the tester can conduct comprehensive and effective tests on the combined unit of electronic transformer input, electromagnetic transformer input, electronic and electromagnetic transformer mixed input, and then Meet the combined unit test work in various actual projects.
■ Technical parameters
| AC voltage source | 6×120V, resolution: 100μV, maximum output power: 40VA/phase | Accuracy:0.05% |
| AC current source | 6×20A, resolution: 25μA, maximum output power: 120VA/phase | Accuracy:0.05% |
| DC voltage source | 6×170V, resolution: 100μV, maximum output power: 30VA/phase | Accuracy:0.1% |
| DC current source | 6×10A, resolution: 25μA, maximum output power: 60VA/phase | Accuracy:0.1% |
| Output frequency | 0~2500Hz, resolution: 1mHz | Accuracy:0.001Hz |
| Output phase | 0~359.999°, resolution: 0.001° | Accuracy:0.05° |
| Output harmonic | DC component, 2~20th harmonic | |
| Synchronization of current and voltage | ＜5μs | |
| Auxiliary DC output | 110V/220V DC，Switchable | |
| Small signal output | 12×（0~7.07VAC/0~10VDC），Resolution：1mV | Amplitude accuracy:0.05% Phase accuracy:0.05° Frequency accuracy:0.001Hz |
| Optical Ethernet port | 6 pairs ×100Mbits/s, SC, multimode, 1310nm IEC61850-9-1/2/LE, goose, IEEE-1588 | Send dispersion:<0.1μs Receiving time stamp accuracy：<25ns Maximum output flow:>95M 1588 Time synchronization accuracy:<80ns |
| Optical serial port | 5 pairs × (2~10Mbits/s), SC, multimode, 850nm IEC60044-7/8, FT3; support Manchester code or asynchronous serial port transmission | Send dispersion:<0.1μs Receiving time stamp accuracy:<25ns |
| Synchronization interface | Built-in GPS; 1 pair ×IRIG-B/PPS optical port, SC, multi-mode, 850nm | Accuracy:<1μs |
| Electrical Ethernet port | 1, RJ-45, 100Mbits/s | |
| Switch input | 8 channels, 10-250VDC or empty contact, automatic identification, no polarity | |
| Switch output | 8 channels, empty contact / quick opening, AC and DC breaking capacity: 0.5A, 250V | Quick opening time:<10μs |
| Screen | 8.4'，1024×768 | |
| Power supply | AC: 220V±15%, frequency: 50Hz±10Hz | |
| Dimensions | 360mm×200mm×415mm | Weight:24.5kg |
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