Relay Tester | 3 Phase
Relay Tester | 3 Phase is applied to test the relay unit in relay protection system. At the same time it could be considered as a universal three phase AC/DC voltage source or current source.
DEVICE INTRODUCTION VIDEO
Description
Relay Tester | 3 Phase is applied to test the relay unit in relay protection system. At the same time it could be considered as a universal three phase AC/DC voltage source or current source.
Relay Tester | 3 Phase Features:
- AC current and voltage based protection relay unit test
- DC current and voltage based protection relay unit test
- Frequency protection relay unit test
- Harmonic protection relay unit test
- Differential protection relay unit test
- Zero-sequence protection relay unit test
- Distance protection relay unit test
- Power system network fault simulation
Technical Parameters
AC current output
| Phase current output (effective value) | 0~40A |
| Output Precision | 0.2 degree |
| 3 phase parallel current output (effective value) | 0~120A |
| A Long-time Phase current | 10A |
| Maximum output power of Phase current | 450VA |
| Maximum output power of 3 parallel current | 900VA |
| Maximum Permitted work time of 3 parallel current | 10 s |
| Frequency range ( fundamental) | 20~1000Hz |
| Harmonic time | 2~20 |
DC current output
| Current output | 0～±10A / phase, 0～±30A / 3 parallel |
| Output Precision | 0.5 degree |
AC voltage output
| Phase voltage output (effective value) | 0~120V |
| Output Precision | 0.2 degree |
| Line voltage output (effective value) | 0~240V |
| Phase voltage / Line phase output power | 80VA / 100VA |
| Frequency range (fundamental) | 20~1000Hz |
| Harmonic time | 1~20 |
DC voltage output
| Phase voltage output range | 0～±160V |
| Output Precision | 0.5 degree |
| Line voltage output range | 0～±320V |
| Phase voltage / Line phase output power | 70VA / 140VA |
10 path digital input and 8 path digital output
| Time measuring range | 0.1ms ～ 9999s |
| Accuracy of measurement | ＜0.1ms |
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