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Fronius DUO Rapid Shutdown Box

by Fronius

(No reviews yet) (0)
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SKU: ALG-300-00244

MPN: ALG-300-00244

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Description
Fronius Rapid Shutdown Box - 4240153 Fronius DUO Rapid Shutdown Box, two input strings, one output string, 25 A max, 600 VDC max, 4240153 The redesigned Fronius Rapid Shutdown Box enables compliance with NEC 2014 and current NEC 2017 article 690.12 which requires a rapid shutdown function for PV systems on buildings. These boxes are reliable and easy to install for Fronius Primo single-phase inverters from 3.8 kW to 15 kW. The boxes now feature a low profile design that cleanly fits underneath the modules, and includes mounting bracket to easily attach to a rail. MC4 input connectors rated up to 25A are provided on the DC input side, and spring loaded terminals are provided for quick and easy wiring on the output circuits. Using MC4 branch or “Y” connectors, one can wire two strings per input circuit, for up to two strings using the DUO rapid shutdown box, and up to for strings with the QUATTRO rapid shutdown box. The box is triggered whenever AC is not present to the inverter, and the voltage and current within the DC wiring between the array and the inverter is quickly discharged. The box is NEMA 4X rated, and the DUO box can accommodate one or two DC Strings, while the QUATTRO box can accommodate two, three, or four DC strings, with a maximum rating of 600 VDC and 25 A per combined output circuit. Features Highlights - Easy installation and high compatibility.
Product Information
  • Manufacturer: Fronius
  • Weight: 4.00 lbs
  • Strings: 2 Input / 1 Output
  • Dimensions: 11.30 x 9.70 x 2.80 inches
  • Maximum Output: 25 Amps / 600 VDC
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Fronius DUO Rapid Shutdown Box

Fronius DUO Rapid Shutdown Box

by Fronius

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