Current Transformer (CT)

Description

Product Range / Variants

• Ring-Type / Window-Type Current Transformers

• Bar-Type / Solid-Core Current Transformers

• Split-Core / Clamp-On Current Transformers

• Indoor / Outdoor CTs

• Standard Accuracy CTs (Class 0.5, 1.0, 3.0)

• Protection CTs

• Metering CTs

• High-Voltage / Medium-Voltage CTs

Key Features

• Accurate current measurement and scaling

• Safe isolation between high-voltage circuits and measurement devices

• Compact and robust design for indoor or outdoor installation

• High electrical and mechanical strength

• Standardized primary and secondary ratings for versatility

• Available in various mounting types (busbar, cable, or panel)

• Compatible with energy meters, relays, and protection devices

• Flame-retardant and corrosion-resistant housing

Technical Specifications

• Primary Current Rating: 1A – 5000A (depending on model)

• Secondary Current Rating: 1A / 5A standard

• Accuracy Class: 0.2, 0.5, 1.0, 3.0 (IEC / IS standard)

• Rated Voltage: Up to 36kV (for medium/high-voltage CTs)

• Frequency: 50Hz / 60Hz

• Burden: 1 – 15 VA (depending on CT and application)

• Insulation Level: Up to 36kV for medium voltage CTs

• Standards Compliance: IEC 60044-1, IS 2705

• Operating Temperature: -25°C to +55°C

Applications

• Energy metering in residential, commercial, and industrial installations

• Power monitoring in substations and distribution networks

• Protection relays and fault detection systems

• Motor control centers (MCC) and switchgear panels

• Load analysis and energy management systems

• Industrial automation and control systems

• Renewable energy systems (solar/wind) monitoring

• High-voltage and medium-voltage installations

Benefits

• Provides safe and accurate current measurement

• Isolates measuring instruments from high-voltage circuits

• Compatible with meters, relays, and automation systems

• Ensures protection and fault detection in electrical systems

• Reduces risk of equipment damage due to overcurrent

• Durable and resistant to environmental stress

• Facilitates energy monitoring, billing, and analysis

Material Grades / Build Options

• Core Material: Silicon steel laminations, Ferrite core (for specialized CTs)

• Housing / Insulation: Flame-retardant thermoset plastic, Epoxy resin, or Porcelain for outdoor CTs

• Mounting Options: Busbar, Cable, Panel Mount, Clamp-On

• Primary / Secondary Ratings: Customizable per application

• Accuracy Class: 0.2, 0.5, 1.0, 3.0

• Enclosure Protection: IP20 / IP30 / IP54 (depending on installation environment)