Wuhan HKV test Electrical Equipment Manufacturing Co., Ltd
| AC Voltage Output | 4 × 120 V |
| Accuracy | Current & Voltage: 0.2% |
| Delivery Time | within 3 days |
| DC Voltage Output | ±160 V per phase |
| Harmonic Output | Up to 20th Harmonic |
| Frequency Range | 0–1000 Hz |
| AC Current Output | 3 × 40 A, max 120 A in parallel |
| DC Current Output | ±10 A per phase |
| Model Number | PRT-III |
| Place of Origin | china |
| Brand Name | HKV Test |
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Product Specification
| AC Voltage Output | 4 × 120 V | Accuracy | Current & Voltage: 0.2% |
| Delivery Time | within 3 days | DC Voltage Output | ±160 V per phase |
| Harmonic Output | Up to 20th Harmonic | Frequency Range | 0–1000 Hz |
| AC Current Output | 3 × 40 A, max 120 A in parallel | DC Current Output | ±10 A per phase |
| Model Number | PRT-III | Place of Origin | china |
| Brand Name | HKV Test | ||
| High Light | Three Phase Relay Protection Test Set ，Relay Protection Test Set with PC Control ，Industrial PC Relay Protection Test Set | ||
The RPT-III Three-Phase Relay Protection Test Set is designed for testing, commissioning and maintenance of protection relays and power system protection functions. It provides 3-phase current and 4-phase voltage outputs to simulate operating conditions and fault conditions for relay testing.
With integrated test software, automatic testing and built-in operation, it is suitable for substations, power utilities, power plants, industrial power systems, relay manufacturers and electrical testing laboratories.
| Item | Specification |
|---|---|
| AC Current Output | 3 × 40 A; 120 A in parallel |
| AC Voltage Output | 4 × 120 V |
| DC Current Output | ±10 A/phase |
| DC Voltage Output | ±160 V/phase |
| Current Accuracy | 0.2% |
| Voltage Accuracy | 0.2% |
| Frequency Range | 0–1000 Hz |
| Harmonic Output | Up to 20th harmonic |
| Binary Inputs | 8 channels |
| Binary Outputs | 4 channels |
| Display | Built-in TFT LCD touch display |
| PC Control | Supported |
| Communication | USB / RS232 |
| Power Supply | AC 220 V |
The RPT-III is suitable for:
Typical users include power utilities, substations, power plants, relay manufacturers, electrical contractors, industrial power systems and testing laboratories.
Ask Our Engineers About Relay Testing →
Three-Phase Current & Four-Phase Voltage Output
Provides flexible current and voltage outputs for comprehensive protection relay testing.
High-Precision Output
Current and voltage accuracy up to 0.2%, supporting reliable pickup, operating-time and characteristic testing.
Comprehensive Protection Testing
Supports testing of overcurrent, voltage, frequency, differential, distance, directional, synchronization and harmonic protection functions.
Automatic Testing & Reports
Test software supports automatic parameter measurement, pickup testing, operating-time analysis, data storage and report generation.
Built-In & PC Operation
Can be operated through the integrated TFT touch display or controlled by an external PC.
Advanced Signal Simulation
Supports 0–1000 Hz frequency output and up to 20th-order harmonic output for advanced relay testing.
Built for Field Testing
Integrated design allows convenient transportation and deployment for substation commissioning and maintenance.
The suitable configuration mainly depends on:
If you need to test a specific relay or protection function, send us the relay model, protection function and required test parameters.
Send Your Relay Test Requirements →
What types of relays can the RPT-III test?
It supports testing of various protection functions including overcurrent, voltage, frequency, differential, distance, directional, synchronization and harmonic protection.
Can it perform automatic relay testing?
Yes. The software supports automatic testing, parameter scanning, result analysis, data storage and report generation.
Can it be used for substation commissioning?
Yes. The three-phase output configuration and integrated design make it suitable for substation protection relay commissioning and maintenance.
Can it operate without a PC?
Yes. The built-in TFT LCD touch display supports standalone operation, while PC control is also available.
Can the configuration be customized?
Yes. We can discuss output configuration, testing functions and other requirements according to the customer's application.
Need a three-phase relay protection test set for substation commissioning, relay maintenance or laboratory testing?
Send us:
Start Your OEM / ODM Project →
Our engineers will recommend the appropriate relay protection test solution for your application.
Wuhan Hongzhi Gaocetest Electrical Technology Co., Ltd. (HKVTEST) is a manufacturer of electrical testing equipment with 16+ years of industry experience. Our product range includes relay protection test sets, transformer testing equipment, cable testing systems, high-voltage test equipment, circuit breaker analyzers and insulation testing equipment.
We provide testing equipment and customized solutions for power utilities, substations, power plants, electrical contractors, equipment manufacturers and testing laboratories worldwide.
Company Details
Business Type:
Distributor/Wholesaler,Exporter,Seller
Ecer Certification：
Verified Supplier
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