F&F LE-03 CT200 Three-Phase Electricity Meter with LCD Display, Accuracy Class 1, 3x5A Input, 200/5 Current Transformer

The F&F LE-03 CT200 is a professional three-phase electricity meter engineered for accurate energy consumption monitoring in demanding electrical systems. This device is specifically designed to work with external current transformers, allowing for the measurement of high-current circuits in industrial and commercial environments. Featuring a clear LCD display, it provides real-time data visualization, ensuring that users can easily track energy usage with high precision according to accuracy class 1 standards.

Advantages

The primary advantage of the F&F LE-03 CT200 lies in its robust design and ability to handle high-current applications through the use of external current transformers. By utilizing a 3x5A input, the meter offers a reliable solution for monitoring complex three-phase networks where direct measurement is not feasible. The inclusion of an LCD display simplifies the reading process, while the high accuracy class ensures that energy data remains consistent and dependable for billing or internal auditing purposes.

Suitable for

• Industrial power monitoring systems
• Commercial building energy management
• High-current electrical distribution boards
• Sub-metering in manufacturing facilities

When it may not be suitable

This electricity meter is not intended for direct connection to high-current lines without the use of compatible current transformers. It is also not suitable for residential applications where standard direct-connected meters are typically required.

Key specifications

• Phase type: Three-phase
• Accuracy class: 1
• Input current: 3x5A
• Current transformer ratio: 200/5
• Display type: LCD

How to use

Installation must be performed by a qualified electrician in accordance with local electrical regulations. The device is designed for mounting on a standard DIN rail. Connect the secondary side of the 200/5 current transformers to the meter inputs according to the wiring diagram provided with the device. Ensure all connections are secure and that the phase sequence is correct before energizing the system. Once powered, the LCD display will activate, allowing for the monitoring of energy consumption data.

What to consider before purchase

• Verify that your electrical system requires a transformer-operated meter
• Ensure the 200/5 current transformer ratio matches your specific load requirements
• Check available space on your DIN rail for installation
• Confirm that the installation environment meets the device's operating temperature requirements

Usage recommendations

Regularly inspect the connections to the current transformers to ensure they remain tight and free from oxidation. Periodically verify the meter readings against your system load to maintain data integrity.