Schneider Electric METSECT5CC008 Current Transformer 75/5A 1.5VA Class 1 FS5 for 21mm Cable

The Schneider Electric METSECT5CC008 is a high-precision current transformer engineered for accurate electrical measurement and monitoring within power distribution networks. This device is designed to convert high primary currents into manageable secondary currents, facilitating precise readings for energy meters and protection relays in both industrial and commercial environments. Its robust construction ensures consistent performance and reliability in demanding electrical systems.

Advantages

This current transformer offers exceptional measurement accuracy, meeting Class 1 standards to ensure reliable data for energy management. The compact design allows for efficient installation in space-constrained electrical panels, while the FS5 safety factor provides essential protection against overcurrent conditions. By utilizing this component, users can achieve precise monitoring of electrical loads, which is critical for optimizing energy efficiency and maintaining system safety.

Suitable for

• Industrial power distribution monitoring
• Commercial building energy management systems
• Electrical load analysis and sub-metering
• Integration with protection relays and measurement devices

When it may not be suitable

This device is not intended for use with cables exceeding 21mm in diameter or for applications requiring a transformation ratio other than 75/5A. It is also not suitable for high-voltage transmission lines or environments where the required accuracy class exceeds the capabilities of a Class 1 device.

Key specifications

• Transformation ratio: 75/5A
• Power rating: 1.5VA
• Accuracy class: 1
• Safety factor: FS5
• Maximum cable diameter: 21mm

How to use

Installation should be performed by a qualified electrician in accordance with local safety regulations. The transformer is mounted directly onto the primary conductor, ensuring the cable passes securely through the center aperture. Once positioned, the secondary terminals should be connected to the measurement or monitoring equipment using appropriate wiring. Ensure all connections are tight and that the circuit is de-energized before beginning the installation process.

What to consider before purchase

• Verify that the primary current of your system matches the 75A rating
• Ensure the cable diameter does not exceed 21mm
• Confirm compatibility with your existing energy meters or protection relays
• Check that the 1.5VA power burden is sufficient for your secondary circuit requirements

Usage recommendations

For optimal performance and safety, ensure that the secondary circuit is never left open while the primary circuit is energized. Regularly inspect the connections to prevent signal degradation and maintain the integrity of the measurement data.