Why Choose the Lovato 31RTA210 Openable Toroidal Current Transformer?
The Lovato 31RTA210 is an openable toroidal current transformer designed for residual current monitoring and earth leakage protection systems. Part of the reliable Lovato 31RT series toroidal current transformers, it provides accurate detection of residual currents when used with compatible earth leakage relays in industrial and commercial electrical installations.
The split-core openable construction allows the transformer to be installed around existing conductors without requiring complete cable disconnection, making the 31RTA210 ideal for retrofit installations, maintenance work and new electrical panel assemblies. Its toroidal design provides dependable current measurement for electrical protection applications.
Featuring a 210 mm aperture, the Lovato 31RTA210 is suitable for larger conductors used in industrial distribution systems. It is designed with a Type A residual operation characteristic and complies with IEC/EN 60947-2 requirements for compatible earth leakage protection applications.
Key Advantages
- Openable split-core toroidal current transformer for simple installation.
- 210 mm aperture suitable for larger cable systems.
- Designed for earth leakage protection and residual current monitoring.
- Compatible with Lovato earth leakage relay systems.
- Allows installation without disconnecting existing conductors.
- Reliable solution for industrial electrical protection applications.
Key Features
- Lovato 31RT series toroidal current transformer.
- Openable toroidal transformer design.
- 210 mm internal diameter / aperture.
- Type A residual current characteristic.
- Designed for earth leakage relay applications.
- Split-core construction for retrofit installation.
- Suitable for industrial low-voltage electrical systems.
- ETIM 8.0 classification: EC002048 current transformer.
Reliable Residual Current Monitoring for Electrical Protection
Toroidal current transformers such as the Lovato 31RTA210 monitor current balance through conductors to identify residual current caused by insulation faults or leakage conditions. When connected to a compatible earth leakage relay, they provide an important safety function for protecting electrical equipment and installations.
The openable design of the 31RTA210 simplifies installation in existing systems, allowing electrical engineers and maintenance teams to add residual current protection without extensive modification to installed cabling.
Typical Applications
- Industrial electrical distribution systems.
- Earth leakage protection panels.
- Residual current monitoring installations.
- Motor control centres and switchboards.
- Industrial machinery protection systems.
- Electrical retrofit and upgrade projects.
