ISA DRTS 6 Automatic Relay Test Set

The ISA DRTS 6 Automatic Relay Test Set is a high-performance testing solution designed for modern protection engineers, utilities, and industrial maintenance teams. This advanced system enables precise, efficient, and fully automated testing of protection relays, ensuring reliability and safety in electrical power systems.

Equipped with multi-channel outputs and a powerful embedded controller, the DRTS 6 supports a wide range of relay types, including electromechanical, static, and digital relays. It offers versatile test capabilities, such as overcurrent, differential, distance, and custom protection schemes, all while providing accurate measurements of voltage, current, and timing.

The intuitive software interface allows operators to define, run, and log complex test sequences with minimal training, reducing human error and increasing operational efficiency. Its compact, portable design, combined with robust hardware, makes it suitable for both field and laboratory use.

Key features include automated report generation, real-time data visualization, and compatibility with IEC 61850 and other modern communication protocols. With the ISA DRTS 6, professionals can perform relay testing quickly, safely, and accurately, ensuring the continued reliability of critical electrical infrastructure.

Technical Specifications

Outputs & Capabilities

Multi-tasking relay test set designed for testing protection relays, energy meters, and transducers.
Current outputs (AC/DC): 6 × 15 A (80 VA) – independent with common neutral.
Voltage outputs: 4 × 300 V (80 VA).
Auxiliary supply: 1 × 260 V DC.
Independent current settings with stepping or ramping capability.

Accuracy & Performance

Output Accuracy: ±0.05 % (typical), ±0.1 % (guaranteed).
Low signal distortion around 0.1 %, allowing near-perfect signal simulation.
Signal resolution up to 28-bit for precise waveform control.
Automatic protection against overload and open-circuit conditions during testing.

Interface & Control

USB and RS‑232 ports for PC or laptop connection.
Compatible with standard test software; controllable via PC or local device.
Optional IEC 61850 Protocol Interface for modern digital relay testing.

Additional Features & Functionality

Connectable to external amplifiers for higher current output.
Generates various signal waveforms to simulate real-world power system conditions.
Suitable for three-phase relay testing and multiple types of protection relays.

Physical Dimensions

Weight: approx. 16–18 kg depending on version and configuration.
Size: approx. 170 × 470 × 430 mm (HxWxD) — compact for field or laboratory use.

Power & Operation

Operates on standard AC power (110/220 V).

Automatic relay test set

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