products Arrester CITEL Solar PV/ESS ESS KIT DDC50S-21Y-1500 DDC50S-21Y-1500 • Protection kit for ESS• Maximum DC operating voltage, Uc: 1500Vdc• Pluggable module• Remote signaling and status indicators• Easy installation• Compliant with prIEC 61643-41 and IEC 61643-11 Technical Support, Sales & Service Tel. +82-2-2616-0533