Specifications
General
Type: Current Transformer (CT)
Model: CL-100L
Application: Electrical measurement, monitoring, and protection
Mounting: Panel or busbar mount
Electrical Characteristics
Primary Current Rating: 100 A
Secondary Current Rating: 5 A (standard)
Rated Frequency: 50 / 60 Hz
Accuracy Class: 0.5, 1.0 (depending on version)
Rated Burden: Up to 10 VA (depends on application)
Insulation Level: 0.72 kV / 1.2 kV (depending on version)
Mechanical & Construction
Housing Material: Epoxy resin or thermoplastic (depending on model)
Dimensions: Compact for panel installation
Weight: Approx. 0.5–1 kg (depending on variant)
Terminal Type: Screw terminals or busbar connection
Environmental Conditions
Operating Temperature: –25 °C to +55 °C
Storage Temperature: –40 °C to +70 °C
Humidity: 0–95% RH, non-condensing
Ingress Protection: IP20 (installed inside panel)
Standards & Certifications
Standards Compliance: IEC 61869-2, IEC 60044-1
Safety Approvals: CE marked, industrial-grade standards
Applications: Compatible with ABB protection relays, meters, and monitoring devices
Features
High accuracy for protection and metering applications
Compact and robust design for easy installation
Reliable long-term performance in industrial, commercial, and residential environments
Suitable for integration with relays, meters, and monitoring systems
The ABB CL-100L is a low-voltage current transformer (CT) designed for accurate measurement, monitoring, and protection in electrical distribution systems. It converts high primary currents to a standard secondary current, enabling safe interfacing with protection relays, meters, and monitoring devices.