KHNP-KNP BUSINESS CATALOGUE

Panel Supplier Information • Dongsung Energy Saving Solution Co., Ltd. Optimum Power Control Device for Motors(OPC-M) Product Description: • Optimum Power Control Device for Motors(OPC-M) - Reduces power consumption by more than 15% to 50% - Applicable to compressors, fans, blowers, pumps, hydraulic systems, etc - I n 2022, OPC-M was designated as an “Innovative Product” in the energy sector by the Ministry of Trade, Industry and Energy. Specification: • Classified according to voltage and motor capacity. Domestic Track Records Main Client Lotte Chilsung Novelis Korea Limited KOWEPO Taean Power Division Delivery Year 2020~ 2022~ 2023~ Overseas Track Records Client (Country) Tungsheng Group(China) Shoei Chemical (Nagase/Japan) Delivery Year 2023 2025 Domestic Track Records Main Client KHNP Project Name Saeul NPP #3,4 M254 Shin-Hanul #1,2 M254 Delivery Year 2016-2021 2011-2018 Supplier Information • Hi Air Korea Co.,Ltd. Swing Panel Product Description: HI AIR KOREA Swing Panel for NPPs can be installed in HVAC systems provided for various buildings of NPPs. HAK Swing Panel mitigate the impact of internal or external explosions and prevent overpressure on major equipment inside the plant. Specification: • Design basis - ASME AG-1 (KEPIC-MH) - IEEE 344 (KEPIC END 2000) • Design maximum temperature: 360℉ • Operation Setting Pressure - Out flow type: 0.45 ~ 0.5 psid - In flow type: 1.35 ~ 1.5 psid • Mounting type: Wall-mounted • Leakage classification in accordance with ASME AG-1, Appendix DA-1 - Blade (seat): Leakage class Ⅱ 121 KHNP-KNP BUSINESS CATALOGUE

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