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1SFA664005R1210 ABB RC120-10 Current Sensor 120 mm 10 m
ABB RC120-10 (1SFA664005R1210) is an open-loop Rogowski coil current sensor with a 120 mm coil diameter, 10 m cable and 0.361 V/kA measurement output for use with the ABB CSU-2LV current sensing unit.
£315.87
Why Choose the ABB RC120-10 Current Sensor?
The ABB RC120-10, ABB order code 1SFA664005R1210, is an open-loop Rogowski coil current sensor designed for low-voltage current measurement within ABB Arc Guard protection systems. It is specifically designed for use with the ABB CSU-2LV current sensing unit, providing current measurement for supervised arc-flash protection applications.
The RC120-10 uses Rogowski coil technology to measure current around a busbar or cable. Its open-loop construction simplifies installation around the conductor, while a 120 mm coil diameter provides ample clearance for substantial low-voltage busbars and cables commonly found within industrial switchgear.
This RC120 variant incorporates a 10 m connection cable for increased installation flexibility and connects to the CSU-2LV using an RJ45 connector. The sensor is specifically matched to the CSU-2LV with a measurement output of 0.361 V/kA, making it a dedicated current-sensing component for ABB Arc Guard installations.
Key Advantages
- Purpose-designed Rogowski coil current sensor for the ABB CSU-2LV.
- 120 mm coil diameter accommodates substantial low-voltage busbars and cables.
- 10 m connection cable provides extended routing flexibility within switchgear.
- Open-loop construction with bayonet holder simplifies installation around conductors.
- RJ45 connection enables straightforward connection to the CSU-2LV current sensing unit.
- Dedicated 0.361 V/kA measurement output matched to the CSU-2LV.
Key Features
- ABB Arc Guard current sensing component.
- RC120-10 open-loop current sensor.
- Rogowski coil technology for low-voltage current measurement.
- 120 mm coil diameter.
- 12.4 mm transducer diameter.
- 10 m connection cable.
- 0.361 V/kA measurement output.
- RJ45 connector for connection to the CSU-2LV.
- Open-loop construction assembled with a bayonet holder.
- −30 to +80 °C operating temperature.
Current Measurement for Supervised Arc Protection
Current supervision can be combined with optical arc detection to provide a robust arc-flash protection strategy. The ABB RC120-10 measures current using Rogowski coil technology and supplies its measurement signal to the compatible CSU-2LV current sensing unit, allowing current conditions to be incorporated into ABB Arc Guard protection systems.
The open-loop RC120-10 can be installed around a suitable busbar or cable using its bayonet holder. Its 120 mm opening and extended 10 m connection cable provide flexibility when arranging sensors and protection equipment throughout low-voltage switchboards, motor control centres and industrial electrical distribution systems.
Typical Applications
- ABB CSU-2LV current sensing systems.
- ABB Arc Guard arc-flash protection installations.
- Low-voltage switchgear and switchboards.
- Busbar and cable current measurement.
- Motor control centres.
- Industrial electrical distribution panels.
- Current-supervised arc protection systems.
Technical Specifications
| Order code | 1SFA664005R1210 |
|---|---|
| Product group | Arc Guard Components |
| Product type | Open-loop current sensor |
| Sensor technology | Rogowski coil |
| Application | Low-voltage current measurement |
| Compatible current sensing unit | ABB CSU-2LV |
| Coil diameter | 120 mm |
| Transducer diameter | 12.4 mm |
| Cable length | 10 m |
| Measurement output | 0.361 V/kA |
| Connection | RJ45 connector |
| Sensor construction | Open loop with bayonet holder |
| Operating temperature | −30 to +80 °C |
| Storage temperature | −40 to +80 °C |
| Dimensions (H × W × D) | 40 × 150 × 150 mm |
| Weight | 0.18 kg |
| Minimum order quantity | 1 piece |
| GTIN / EAN | 7320500540404 |
Frequently Asked Questions
What is the ABB RC120-10 used for?
The ABB RC120-10 is an open-loop Rogowski coil current sensor designed to measure current in low-voltage busbars or cables for the ABB CSU-2LV current sensing unit.
What is the coil diameter of the ABB RC120-10?
The RC120-10 has a 120 mm coil diameter, allowing installation around compatible low-voltage busbars and cables.
How long is the cable on the RC120-10?
The ABB RC120-10 incorporates a 10 m connection cable, providing extended routing flexibility between the Rogowski coil and the compatible CSU-2LV current sensing unit.
What measurement output does the RC120-10 provide?
The RC120-10 is specifically designed for the ABB CSU-2LV and provides a measurement output of 0.361 V/kA.
How is the ABB RC120-10 connected and installed?
The sensor has an open-loop design with a bayonet holder for installation around the applicable busbar or cable and uses an RJ45 connector for connection to the ABB CSU-2LV.
Reliable Current Sensing for ABB Arc Guard Systems
ABB RC series Rogowski coil sensors provide dedicated low-voltage current measurement for the CSU-2LV, supporting current-supervised Arc Guard protection in switchgear, motor control centres and industrial electrical distribution systems.
