FICO SLC-50 Current Transformer (CT) – 50mm Window, 400A–1200A, 5A Secondary for Energy Metering & Protection

The FICO SLC-50 is a high-performance, molded-housing current transformer (CT) from the SLC Series, designed for precise current measurement, monitoring, and protection in residential, commercial, and industrial electrical systems. With a 50mm window size, the SLC-50 ensures easy installation over busbars or cables while offering reliable and safe current conversion for metering and protective devices.

This CT series supports a wide primary current range of 400A, 600A, 800A, 1000A, and 1200A, with a standardized 5A secondary output, making it compatible with most energy meters, power analyzers, and relay protection systems. Whether for new installations, retrofits, or upgrades, the FICO SLC-50 provides accuracy, stability, and durability in one compact solution.

Key Features & Benefits:

• Wide Primary Current Options: 400A, 600A, 800A, 1000A, 1200A (all to 5A secondary) – Supports a variety of standard load levels for energy metering, load monitoring, and protection relays.
• 50mm Window Size: Allows convenient installation over larger busbars or cables without compromising compactness. Ideal for tight enclosures or panel spaces.
• Standard 5A Secondary Output: Ensures seamless integration with ammeters, smart meters, energy management systems, and protective relays.
• Accurate & Stable Measurement: Reduces high primary currents to a safe, manageable 5A secondary, supporting precise billing, monitoring, and reliable relay operation.
• Electrical Isolation & Safety: Galvanic isolation between primary and secondary circuits safeguards personnel and equipment while maintaining measurement integrity.
• Durable & Low-Maintenance Design: Molded housing protects against environmental stress, dust, and accidental contact, offering long-term, trouble-free performance.
• Versatile Application: Suitable for residential, commercial, and light-to-medium industrial systems requiring energy monitoring, load tracking, and protective circuit control.

Typical Applications & Use Cases:

• Energy metering and billing in homes, offices, commercial buildings, and factories.
• Load monitoring in distribution panels, motor control centers, and electrical switchboards.
• Integration with power meters, smart meters, energy management systems, and relay protection setups.
• Retrofits and upgrades of existing installations where 50mm window clearance fits busbars or cables.
• Overload and short-circuit protection in small to medium electrical circuits.

Why Choose FICO SLC-50 CT?

The FICO SLC-50 combines compact design, high reliability, and wide current handling capabilities in a single solution. Its 50mm window allows flexible installation, while the standardized 5A secondary ensures easy integration with existing measurement and protection systems. Perfect for energy monitoring, load tracking, or protective relay inputs, the SLC-50 is a safe, accurate, and cost-effective CT for residential, commercial, and industrial applications.