KHNP-KNP BUSINESS CATALOGUE

Mechanical ELECTRICAL Instrumentation & Control Chemical Engineering Service & Maintenance Supplier Information • Yong Sung Electric Co.,Ltd. Control Devices Product Description: Control devices are used in various industrial sites as well as in NPPs to control and monitor critical systems. They are designed for high reliability, excellent durability, and strong resistance to radiation, vibration, and extreme temperatures, ensuring safe and stable operation in harsh environments. Specification: • Environmentally qualified according to IEEE 323 • Seismically qualified according to IEEE 344 • EMC qualified according to NRC Reg. Guide 1.180 Domestic Track Records Main Client Doosan KHNP Hyundai Project Name MMIS Safety system for ARA Saeul NPP #3,4, Shin-Hanul NPP #3,4 etc Kori NPP #3, 4, Hanbit NPP #1, 2, etc Delivery Year 2025 2025 2025 Overseas Track Records Client (Country) Barakah NPP (UAE) QinShan NPP (CHINA) Westinghouse (USA) Project Name Barakah NPP #1-4 320MW Unit Rectification Limerick NPP #1, #2 PPS MCR Delivery Year 2025 2025 2023 Switch, Circuit Breaker Supplier Information • Yong Sung Electric Co.,Ltd. Indicators Product Description: Indicator lights are used in various industrial sites as well as in nuclear power plants to display system status and provide reliable electrical connections. Designed for harsh environments, they offer excellent durability and strong resistance to heat, vibration, and radiation, ensuring stable, long-term performance. Specification: • Environmentally qualified according to IEEE 323 (indicator lights) and IEEE 572 (terminal blocks) • Seismically qualified according to IEEE 344 • EMC qualified according to NRC Reg. Guide 1.180 • LOCA & MSLB qualified according to IEEE 572 Domestic Track Records Main Client Doosan KHNP Hyundai Project Name MMIS Safety system for ARA Saeul NPP #3,4, Shin-Hanul NPP #3,4 etc Kori NPP #3, 4, Hanbit NPP #1, 2 etc Delivery Year 2025 2025 2025 Overseas Track Records Client (Country) Barakah NPP (UAE) QinShan NPP (CHINA) Westinghouse (USA) Project Name Barakah NPP #1~4 320MW Unit Rectification Limerick NPP #1, #2 PPS MCR Delivery Year 2025 2025 2023 122 ELECTRICAL

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