Wuhan HKV test Electrical Equipment Manufacturing Co., Ltd
| AC Phase Current Output | 0–40A, 3-phase parallel max 120A |
| Packaging Details | 112cm (length) × 26cm (width) × 11cm |
| Timing Measurement Range | 0.1ms – 9999s |
| AC Voltage Output | 0–120V per phase, line voltage 0–240V |
| Delivery Time | 5-8 work days |
| Switch Channels | 8 input channels, 4 output pairs |
| Warranty Period | 2 Years, Language & OEM Customization Supported |
| Accuracy Class | 0.2 class |
| Supply Ability | 10000 |
| Frequency Range | 0–1000Hz, support 0–20 times harmonics |
| Place of Origin | WuHan |
| Brand Name | HKV Test |
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Product Specification
| AC Phase Current Output | 0–40A, 3-phase parallel max 120A | Packaging Details | 112cm (length) × 26cm (width) × 11cm |
| Timing Measurement Range | 0.1ms – 9999s | AC Voltage Output | 0–120V per phase, line voltage 0–240V |
| Delivery Time | 5-8 work days | Switch Channels | 8 input channels, 4 output pairs |
| Warranty Period | 2 Years, Language & OEM Customization Supported | Accuracy Class | 0.2 class |
| Supply Ability | 10000 | Frequency Range | 0–1000Hz, support 0–20 times harmonics |
| Place of Origin | WuHan | Brand Name | HKV Test |
| High Light | PRT-III microprocessor relay protection tester ，secondary injection tester for substation ，relay protection test set with warranty | ||
The Microprocessor Numerical Relay Protection Device is designed for transformer, feeder, and transmission line protection testing in 10kV–35kV substations.
Compliant with IEC 60255 standards, this advanced secondary injection test set provides reliable protection testing, fast response, and intelligent monitoring for modern power systems.
It is widely used in substations, power utilities, electrical laboratories, and protection relay testing environments.
The device adopts high-precision DSP control, modular linear amplifier technology, and industrial-grade embedded computing architecture to ensure stable waveform output, high accuracy, and strong anti-interference performance.
This relay protection test set provides highly accurate secondary injection signals for verifying relay performance under different fault conditions.
The linear amplifier design ensures clean waveform output without high-frequency interference, making it suitable for complex substation environments.
Its integrated industrial computer system and dual operating modes improve flexibility and testing efficiency for field engineers.
| Item | Specification |
|---|---|
| AC Output Current Accuracy | 0.2 class |
| AC Current Output Range | 0–40A (per phase) |
| Three-phase Current Output | 0–120A |
| AC Voltage Output Range | 0–120V |
| Line Voltage Output | 0–240V |
| DC Current Output | 0–±10A / 0–±30A |
| DC Voltage Output | 0–±160V / 0–±320V |
| Frequency Range | 0–1000 Hz |
| Harmonics | 0–20 times |
| Switch Input Channels | 8 channels |
| Switch Output Channels | 4 pairs |
| Timing Measurement | 0.1 ms – 9999 s |
It is used to test and verify protection relays in substations by simulating electrical fault conditions.
It can test transformer protection, feeder protection, line protection, and circuit breaker control systems.
Yes, it supports both standalone operation and PC-based control via Ethernet or communication interfaces.
Company Details
Business Type:
Distributor/Wholesaler,Exporter,Seller
Ecer Certification：
Verified Supplier
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