NDU1-40 2P CE NDU1-40 SPD-40 20KA-40KA Uc AC 220v 275v 385v 2P 4p Single/Three Phase Surge Protective Device Surge Protector SPD
This series of products is suitable for AC 50/60 Hz, 380V and below the TN-S, TN-CS, TT, IT and other power supply system is based on IEC standard design standard 35mm rail installation, the product temperature control circuit technology, b···