Product characteristics: Three-input and three-out pure online dual-change product, supporting 380/400/415V, 50/60Hz power grid system The input power factor is up to 0.99, the input harmonic current is less than 3%, and the overall efficiency is more than 95% DSP full digital circulation control technology, excellent parallel performance All fans adopt redundant design, which greatly improves the reliability of the system. With EPO emergency shutdown safety function. Rich options: built-in SNMP network communication card, dry connection point card, lightning protection module, mobile phone short message alarm. Industrial design, all adopt three-prevention technology, which can adapt to harsh environmen