EN
RPT-1200A Microcomputer Relay Protection Test Set
The RPT-1200A microcomputer relay protection test set is a multi-channel three-phase relay tester for substation commissioning and protection device calibration. It outputs precise voltage/current signals, supports full simulation of power system faults, and covers all types of line, transformer and bus differential protection testing.
- Description
- Specifications
- Applications
- Advantages
- FAQ
- Recommended Products
Description
The RPT-1200A Relay Protection Tester is a professional, high-performance 6-phase secondary injection test system designed for comprehensive testing and calibration of all types of protective relays and safety automatic devices in power systems. Adopting an advanced DSP+FPGA dual-core architecture, high-precision linear power amplifiers, and industrial-grade embedded control system, it delivers accurate, stable, and flexible simulation of normal power system operation and various fault conditions.
With 6 independent current channels and 6 independent voltage channels, 0.2% measurement accuracy, and support for up to 20th harmonic output, this tester can simulate complex fault scenarios such as single-phase/three-phase short circuits, ground faults, frequency fluctuations, and harmonic interference. Fully compliant with IEC 60255, DL/T 624-2010, and IEEE C37.90 international standards, it is the industry-preferred solution for power utilities, substation maintenance teams, relay manufacturers, and third-party testing institutions worldwide. It is optimized for factory acceptance testing, on-site commissioning, routine preventive maintenance, and post-fault analysis of protective relays.
Specifications
| Parameter Category | Specification |
| AC Current Output | |
| Number of Channels | 6 independent channels |
| Output Range | 0–30A RMS per phase; 0–180A parallel output |
| Accuracy | ±0.2% of reading |
| Resolution | 1mA |
| Power per Phase | 450VA |
| DC Current Output | |
| Number of Channels | 6 independent channels |
| Output Range | 0–10A per phase |
| Accuracy | ±0.2% of reading |
| AC Voltage Output | |
| Number of Channels | 6 independent channels |
| Output Range | 0–120V RMS per phase; 0–240V line-to-line |
| Accuracy | ±0.2% of reading |
| Resolution | 1mV |
| Power per Phase | 100VA |
| DC Voltage Output | |
| Number of Channels | 6 independent channels |
| Output Range | 0–160V per phase |
| Accuracy | ±0.2% of reading |
| Frequency & Phase | |
| Frequency Range | 0–1000Hz |
| Frequency Accuracy | ±0.001Hz |
| Phase Range | 0–360° |
| Phase Accuracy | ±0.1° |
| Harmonic Output | |
| Harmonic Order | 0–20th |
| Amplitude Adjustment | 0–100% for each harmonic |
| Phase Adjustment | 0–360° for each harmonic |
| Binary Input/Output | |
| Binary Inputs | 8 channels, dry contact/0–250V wet contact compatible |
| Binary Outputs | 4 channels, dry contact, 250V/5A rating |
| Time Measurement | |
| Range | 0–9999.999s |
| Accuracy | ±0.1ms |
| Hardware & Operation | |
| Display | 10.1-inch high-brightness industrial touchscreen |
| Operation Modes | Touchscreen + keyboard/mouse |
| Data Storage | 128GB SSD, expandable |
| Data Export | USB 2.0/3.0, Ethernet |
| Communication | Ethernet, USB, RS-232 |
| Power & Environmental | |
| Power Supply | AC 220V±10%, 50/60Hz |
| Rated Power Consumption | ≤1500VA |
| Operating Temperature | -10℃ ~ +50℃ |
| Storage Temperature | -20℃ ~ +60℃ |
| Operating Humidity | ≤85% RH (non-condensing) |
| Dimensions | 440mm × 350mm × 180mm |
| Net Weight | ~18kg |
| Compliance Standards | IEC 60255, DL/T 624-2010, IEEE C37.90, IEC 61010, CE |
Applications
Core Test Objects
· Microprocessor-based protective relays (line, transformer, generator, motor protection)
· Traditional electromagnetic relays and static relays
· Safety automatic devices (ATS, automatic synchronization, undervoltage protection)
· Instrument transformers and secondary circuits
· Digital substations and intelligent electronic devices (IEDs)
Industry-Specific Usage
· Electric Power Utilities: Substation relay commissioning, routine maintenance, and post-fault analysis
· Relay & Protection Manufacturers: Factory acceptance testing, quality control, and type testing
· Power Generation Plants: Generator, transformer, and auxiliary system protection testing
· Industrial Facilities: Power system protection testing in refineries, chemical plants, and data centers
· Rail Transit: Traction power supply system protection testing for metro and high-speed railway
· Third-Party Testing & Certification Bodies: Compliance testing and calibration of protective devices
· Research & Academic Institutions: Power system protection research and experimental teaching
Advantages
Strict Global Standard Compliance
Fully designed, calibrated, and tested in accordance with IEC 60255 (Measuring relays and protection equipment), DL/T 624-2010, and IEEE C37.90 international standards. Test data is globally recognized for product certification, grid access, and third-party laboratory accreditation.
Unmatched Output Flexibility & Precision
6 independent current and 6 independent voltage channels with 0.2% accuracy enable testing of the most complex protection schemes, including transformer differential protection and busbar protection. High power output ensures compatibility with both modern microprocessor relays and traditional electromagnetic relays.
Comprehensive Test Function Coverage
Supports all mainstream protection types and test items, from basic overcurrent protection to complex differential protection and dynamic fault simulation. Built-in standard templates eliminate complex programming, reducing test time and human error.
Portable & Field-Ready Design
Compact lightweight design (~18kg) with rugged enclosure enables easy transportation and reliable operation in both laboratory and harsh substation environments. Wide operating temperature range and strong anti-interference performance ensure stable performance in all field conditions.
Intelligent Automation & Data Management
One-click automatic testing, real-time waveform display, and automatic report generation drastically improve test efficiency. Comprehensive data storage and export functions meet the strict documentation requirements of power industry quality management.
Low Total Cost of Ownership
Industrial-grade components ensure long service life with minimal maintenance costs. All-in-one design eliminates the need for multiple test devices, reducing upfront investment. Accurate testing helps prevent protection misoperation and costly power outages.
FAQ
Q: What international standards does the RPT-1200A comply with?
A: The tester is fully designed, calibrated, and tested in accordance with IEC 60255 (Measuring relays and protection equipment), DL/T 624-2010, and IEEE C37.90 international standards. Test data is globally recognized for product certification and grid access compliance.
Q: What is the output configuration of the RPT-1200A?
A: It features 6 independent current channels (0–30A per phase, 180A parallel) and 6 independent voltage channels (0–120V per phase, 240V line-to-line), with 0.2% measurement accuracy for both current and voltage.
Q: What types of protective relays can it test?
A: It can test all types of protective relays, including line protection (distance, overcurrent, differential), transformer protection (differential, gas, overheating), generator protection (differential, loss of excitation), motor protection, and busbar protection. It also tests automatic devices such as ATS and automatic synchronization.
Q: Does it support automatic testing?
A: Yes. It has built-in rich standard test templates for all common relay types, supporting one-click fully automatic testing. Users can also customize test sequences and parameters for complex logic testing.
Q: Can it simulate harmonic interference?
A: Yes. It supports 0–20th order harmonic superposition, with adjustable amplitude and phase for each harmonic, enabling testing of relay performance under harmonic interference conditions.
