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Meets NEC requirements for arc fault protection (AFCI) and Photovoltaic Rapid Shutdown System (PVRSS)
and easy to install both outdoors or indoors
of Fronius Sensor Card/Box / 1
MPCA: 1275A
Capacity Minutes: @25 Amps / 312
Fronius 4300011189 Irradiation Sensor TPPL Meets NEC requirements for arcDescription Fronius Irradiation sensor This sensor measures solar irradiance and is typically mounted directly to the module frame. Comparing the solar power received to the inverter output provides a quick and clear indicator of whether the PV system is operating efficiently. Technical Specifications: Dimension length: 110 mm Sensor: Monocrystalline Si sensor Measuring voltage: Approx. 70 mV at 1,000 W m (exact calibration value is printed on the