Products catalog

  • Flexible current measuring coil with integrator | “Rogowski” coil | 333 mVAC | Ø80 mm | 5 V DC | NRCM-80

    Code: ESNRCM-80

    Rogowski-type current measurement coil with an integrated integrator, designed for precise alternating current (AC) measurement in electrical panels and industrial systems. The integrated integrator provides a standard 333 mVAC output, allowing the coil to be connected directly to energy meters, power analyzers, or PLCs without the need for additional signal processing modules. 

  • Technical Specifications

    Type: Flexible current measurement coil (Rogowski coil) with integrator
    Model: NRCM-80
    Output signal: 333 mVAC
    Inner window diameter: 80 mm
    Cross-section: 8 mm
    Rated current (depending on version): 100 A, 600 A, 1000 A, 3000 A, 6000 A
    Accuracy: ±2% (typically from 2% to 120% of rated current)
    Linearity: ±1% (from 1% to 100% of rated current)
    Phase error: < 1° (45 Hz – 65 Hz)
    Power supply: +5 V DC, max. 15 mA
    Mounting: Flexible coil with cable fastening ties
    Application: AC current measurement

    Functions

    Integrated integrator – no external modules required
    Standard 333 mVAC signal – wide compatibility
    Flexible Ø80 mm coil – fast installation in confined spaces
    Stable mounting using cable ties
    Accurate and stable measurements over a wide current range

    Applications

    Home / advanced users: Monitoring energy consumption in residential or commercial buildings, analysis of solar PV systems, inverters, EV charging lines, safe measurement without disconnecting cables
    Electricians: Fast installation in electrical panels, fewer components for simpler wiring, ideal for system upgrades and expansions
    Engineers / automation specialists: Direct integration with energy meters, PLCs, BMS, EMS, SCADA; high-current measurement without magnetic core saturation; reliable solution for industrial and infrastructure projects

    Advantages

    Integrated integrator (333 mVAC)
    Slim and flexible (8 mm) coil
    Fast and safe non-invasive installation
    Wide range of rated current options

    Disadvantages

    Requires +5 V DC power supply
    Suitable only for AC current
    IP protection class not specified – recommended for indoor use or installation in a protective enclosure 

    Illustrative image may have been created using AI. The appearance of the product may differ slightly from the image shown. Please refer to the technical specification.
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