Omicron CMA 156 Six Phase Relay Test Set

The Omicron CMA 156 is a high-performance six-phase relay test set designed for precise testing, calibration, and verification of protective relays in complex electrical networks. Ideal for utility companies, industrial facilities, and field engineers, this system enables reliable testing of relays under realistic operating conditions, ensuring accurate protection and safety of electrical systems.

Equipped with advanced six-phase output capabilities, the CMA 156 allows simultaneous testing of multiple phases, providing precise measurements of current, voltage, and relay trip times. Its intuitive interface, compact design, and rugged construction make it suitable for both field and laboratory environments, enabling efficient commissioning, maintenance, and troubleshooting.

Key Features:

• Six-phase output for simultaneous testing of multiple relays

• Accurate measurement of voltage, current, and trip timing

• Supports a wide range of protective relays including overcurrent, differential, and distance relays

• Portable and robust design for field and laboratory use

• Intuitive user interface with guided operation and real-time display

• Automated test sequences and data logging for analysis and reporting

• High-precision fault simulation for comprehensive relay verification

Whether used for commissioning, routine maintenance, or fault analysis, the Omicron CMA 156 Six Phase Relay Test Set provides fast, reliable, and accurate testing to ensure optimal performance and safety of electrical protection systems.

Specifications

1. Electrical Measurement & Testing

• Phase Output: 6-phase simultaneous output for current and voltage

• Current Output Range: 0 – 32 A AC/DC per phase (continuous), higher short-term for peak tests

• Voltage Output Range: 0 – 300 V AC/DC per phase

• Frequency Range: 15 Hz – 400 Hz

• Trip Time Measurement Resolution: 1 ms

• Supported Relays: Overcurrent, differential, distance, and other standard protective relays

2. Functions & Capabilities

• Six-phase simultaneous testing of relays for complex networks

• Verification of relay trip settings, timing, and protection functions

• Programmable test sequences for automated testing

• Real-time display of current, voltage, and relay trip responses

• Data logging and export for reporting and compliance

• Fault simulation for overcurrent, short-circuit, and other network conditions

3. Display & Interface

• High-resolution digital display with color interface

• User-friendly, menu-driven interface

• LED indicators for phase status, overload, and safety warnings

• USB/PC connectivity for advanced data analysis and report generation

4. Safety & Compliance

• Overcurrent and overvoltage protection integrated

• Conforms to IEC 60255 and other relevant international relay testing standards

• Rugged, insulated housing suitable for field and laboratory use

• Safe operation for medium- and high-voltage relay testing

5. Physical & Environmental

• Dimensions: Approx. 480 × 350 × 220 mm

• Weight: ~20 kg (portable with handles)

• Operating Temperature: -10 °C to +50 °C

• Storage Temperature: -20 °C to +70 °C

• Humidity: 0 – 95 % non-condensing

• Housing: Rugged, impact-resistant, portable for field use

6. Accessories (Typical)

• Test leads and clamps for various relay types

• Carrying case for portability

• User manual and calibration certificate

• Optional software for automated testing, data logging, and reporting

• Safety accessories (insulated gloves, protective covers)