![]() Dapat memberikan sementara ketika terjadi kegagalan daya pada listrik utama.Ģ. Uninterruptible Power Supply (UPS) : adalah perangkat yang menggunakan battery backup sebagai catuan daya alternatif, untuk Dapat memberikan suplai daya yang tidak terganggu untuk beban/ peralatan yang terpasangġ. Load Diesel Generator Distribution - Motors Poor Mains Quality - Heaters - General Lighting ![]() UPS in the Mid-Point Between Utility & Critical Load: Alternating Voltage or Power Station Utility Network UPS Direct Voltage (Current) Critical Load - Computers - Control High Mains Systems Alternating Voltage Quality - Safety Systems Non-Critical Local Emergency Local Power Pasaribu CONFIDENTIAL AND PROPRIETARY Any use of this material without specific permission of PERTAMINA is strictly prohibited ![]() ![]() PT PERTAMINA (PERSERO) DIREKTORAT PENGOLAHAN AC & DC UPS System for Basic Electrical Training BKJT & BPAT Refinery Unit VI, 2013 Prepared by : Indra Trigha Ronald H. ![]()
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