FICO RTC-90x130 High-Capacity Current Transformer (CT) – 3000A to 8000A, 5A Secondary, Industrial & Commercial Load Monitoring

The FICO RTC-90x130 SLC Model Series is a high-capacity, precision-engineered current transformer (CT) designed for accurate current measurement, monitoring, and protective applications in industrial, commercial, and large-scale residential electrical systems. With an inner window size of 90x130mm, this CT allows convenient installation over wide busbars, multiple cables, or thick conductors, making it ideal for high-current, demanding electrical environments.

This series supports primary currents ranging from 3000A to 8000A, with a standard 5A secondary output, providing safe and reliable current conversion for energy meters, power analyzers, protective relays, and industrial control systems. Designed for both new installations and retrofits, the FICO RTC-90x130 ensures accuracy, stability, and long-term reliability.

Key Features & Benefits:

• High Primary Current Capacity: 3000A, 3200A, 4000A, 5000A, 6000A, 8000A (5A secondary) – Supports large-scale industrial, commercial, and high-load residential applications.
• Inner Window Size 90x130mm: Allows easy installation over wide busbars, multiple conductors, or thick cables, ensuring flexible deployment in compact or crowded panels.
• Standard 5A Secondary Output: Universally compatible with energy meters, smart meters, ammeters, power analyzers, and protective relay systems.
• Accurate & Stable Measurement: Reduces high primary currents to safe, manageable 5A secondary currents for precise energy metering, load monitoring, and relay operation.
• Galvanic Isolation & Safety: Electrical isolation protects personnel and monitoring devices while maintaining measurement integrity.
• Durable Molded Housing: Resistant to dust, moisture, vibration, and environmental stress for long-term, low-maintenance performance.
• Versatile Applications: Suitable for energy metering, load monitoring, and protection in industrial plants, commercial buildings, and large residential complexes.

Typical Applications & Use Cases:

• High-current energy metering and billing in industrial and commercial facilities.
• Load monitoring in switchgear, motor control centers, and distribution panels.
• Integration with smart meters, power analyzers, energy management systems, and relay protection devices.
• Retrofitting or upgrading high-current electrical systems where 90x130mm inner window clearance is required.
• Overload, short-circuit, and protective relay applications for medium-to-high current circuits.

Why Choose FICO RTC-90x130 CT?

The FICO RTC-90x130 offers a perfect combination of high-current handling, precise performance, and installation flexibility. Its 90x130mm inner window allows fitting over wide busbars or multiple cables, while the standardized 5A secondary output ensures seamless integration with energy meters, protective relays, and monitoring systems. Ideal for industrial, commercial, and large-scale residential applications, the RTC-90x130 guarantees accurate, safe, and reliable current monitoring and protection even in the most demanding electrical environments.