• LDSR

    Leakage current measurement in transformerless photovoltaic (PV) inverters for residential market.

    LDSR

    LDSR

    Please find here the product page

    ?

    Main characteristics:

    • PCB mounting
    • Small currents' measurement of 0.3 Arms nominal
    • Accurate (2% Max at +25°C)
    • Low offset drift
    • Compact unique design
    • Light : 22g
    • Operating temperature range: -40 to +105°C
    • 5 years warranty

    ?

    Features:

    • DC, AC, pulse, small currents' measurements with galvanic isolation
    • Single supply: 0,+5V
    • Isolation test voltage:?1.71 KVrms / 50Hz / 1 min
    • Voltage output
    • Bandwidth DC to 2 KHz (- 3 dB)
    • Closed-loop Asic
    • High creepage and clearance distances (7.1mm) for high insulation

    ?

    Standard compliance:

    • EN 50178 for industrial application such as :
      • Leakage current measurement in transformerless PV inverters
      • First human contact protection of PV arrays
      • Failure detection in power sources
      • Symmetrical fault detection
      • Current leakage detection in stacked DC sources
    • UL 62109-1
    • European Directive EMC 2004 / 108 / EEC: CE marking
    • Low voltage directive 2006 / 95 / EEC
    • Safety IEC 61010-1

    ?

    Remarks:

    • Designed for single or three phases residual current measurement (up to +/- 30A per wire, DC or AC)
    • Test function with a test winding
    • Demagnetization function
    • Reference access

    Download technical article:?Making single-phase solar inverters smaller, cheaper & safer

    ?

    天天摸天天爽天天澡视频