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digital three phase protection relay tester Introduction
Relay protection microcomputer test device plays a key role in operating electricity power systems reliably and safely. It is the testing device used in professional field of microcomputer protection, relay protection, excitation measurement, fault recorder.
digital three phase protection relay testerMain Features
digital three phase protection relay tester Technical Data
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Alternating Current Output: |
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Output accuracy |
0.5 magnitude |
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Phase current output (effective value) |
0~40A |
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Three parallel phase current output (effective value) |
0~120A |
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Phase current value with long time under permission (effective value) |
10A |
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Phase current maximum power output |
420VA |
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Three parallel phase current maximum power output |
900VA |
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Three parallel phase current maximum work time |
10s |
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Frequency range (base wave) |
20~1000Hz |
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Harmonic frequency number |
1~20 time(s) |
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Direct Current Output: |
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Output accuracy |
0.5 magnitude |
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Current output |
0~±10 A/each phase, 0~±30 A/every three parallel |
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Maximum output of load voltage |
20v |
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Alternating Voltage Output: |
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Output accuracy |
0.5 magnitude |
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Phase voltage output (RMS) |
0~120v |
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Line voltage output (RMS) |
0~240v |
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Phase voltage/line voltage power output |
80VA/100VA |
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Frequency range (base wave) |
20~1000Hz |
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Harmonic frequency number |
1~20 time(s) |
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Direct voltage output: |
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Output accuracy |
0.5 magnitude |
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Phase voltage output amplitude |
0 ~ +160v |
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Line voltage output amplitude |
0 ~ +320v |
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Phase voltage/line voltage power output |
70VA/140VA |
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The Switch Quality and Time Measurement |
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Switch parameters input - 7 ways |
Empty contact: 1~20mA, 24v |
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Power contact access:“0”: 0~+6V;“1”: +11V~+250V |
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Switch parameters output - 2 couples |
DC: 220V/0.2A;AC: 220V/0.5A |
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Measuring range |
0.1ms ~ 9999s |
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measuring accuracy |
0.1ms |
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Volume and weight |
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Appearance and size |
400×300×180 (mm) |
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Weight of a single machine |
22kg |
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Supply power |
AC 220V±10%,50/60Hz |
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Environmental temperature |
-10℃~ +50℃ |


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