Product Details
HUAYI 3 Phase Protection Relay Tester ZillionsBuyer
Sold By :HUAYI ELECTRIC
Delivery duration : * 8 to 10 Days
Quantity:
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HY331 3-Phase Protection Relay Tester
The HY331 3-Phase Protection Relay Tester is developed in accordance with DL/T624-2010, Technical Conditions for Microcomputer Test Equipment for Relay Protection. Designed using advanced microelectronics technology, it incorporates user feedback and the strengths of similar products to deliver a compact, reliable, and high-performance relay protection testing solution.
The tester features a user-friendly Windows 7 operating interface, ensuring simple and efficient operation. It is equipped with a high-performance embedded industrial control computer and an 8.4-inch TFT true-colour display with an 800 × 600 resolution, providing clear visual information, real-time operating status, and helpful operating instructions.
Its built-in automatic self-calibration function eliminates the need for manual calibration through relay adjustments after opening the unit. This helps improve measurement accuracy, operational stability, and testing reliability.
| AC current source | DC current source | |
| Phase current output ( RMS ) | 0～40A/phase | 30A/phase |
| Accuracy: 0.2% | 0.5% | |
| 3-phase in parallel max output | 120A | |
| Phase current values allow for a long time | 10A | |
| Phase current max output power | 420VA | |
| 3-phase in parallel, max output power | 900VA | |
| 3-phase in parallel current, max output allowable working time | 10s | |
| Frequency range | 0～1000Hz | |
| Accuracy: 0.001Hz | ||
| harmonic order | 2～20times; phase :0～360° | |
| Accuracy: 0.1° |
| AC voltage source | DC voltage source | |
| Amplitude range | (0～125V)/phase, accuracy: 0.2% | 0～±150V accuracy 0.5% |
| Line voltage range | 0～250V | 0～±300V |
| Phase voltage / Line voltage output power | 70VA/100VA | 90VA/180VA |
| Frequency range | 0~1000Hz accuracy: 0.001Hz | |
| harmonic order | 2～20times; phase :0～360° | |
| Accuracy: 0.1° |
Switch terminal
| Switch input terminals | 8 pairs |
| Dead contact | 1-20mA, 24V active output inside the device. |
| Potential flip | 0--6V DC low level; 15-250V DC high level |
| Switch output terminals | 4 pairs, dead contact, rupturing capacity: 110V/2A, 220V/1A |
Time measurement range
| Range | 1ms～9999s |
| Accuracy | 1ms |
| Dimension | 440×230×480mm | |
| Weight | 17.5Kg | |
| Power | AC 220V±10% | 50Hz,10A |
