{"id":1899,"date":"2026-01-04T07:52:30","date_gmt":"2026-01-04T07:52:30","guid":{"rendered":"https:\/\/yawei-powertransformer.com\/?post_type=product&p=1899"},"modified":"2026-01-09T08:14:01","modified_gmt":"2026-01-09T08:14:01","slug":"110-kv-power-transformer-20-315-mva-for-utility-substations-transmission-networks-and-power-grid-applications","status":"publish","type":"product","link":"https:\/\/yawei-powertransformer.com\/fr\/manufacturer\/110-kv-power-transformer-20-315-mva-for-utility-substations-transmission-networks-and-power-grid-applications\/","title":{"rendered":"Transformateur de puissance 110 kV 20-315 MVA pour les sous-stations des services publics, les r\u00e9seaux de transmission et les applications du r\u00e9seau \u00e9lectrique"},"content":{"rendered":"

1. Introduction \u2013 Reliable 110 kV Power Transformers for Modern Grids<\/h2>\n

Yawei Transformer manufactures 110 kV power transformers<\/a> with capacities ranging from 20 to 315 MVA, engineered for utility substations, transmission networks, and critical power grid applications. These oil-immersed high-voltage transformers are designed to provide reliable, efficient, and long-lasting power transfer under extreme electrical, thermal, and environmental conditions.<\/p>\n

Our 110 kV platform supports utility modernization, grid expansion, and renewable energy integration. With compliance to ANSI, IEEE, and IEC standards, Yawei Transformers are suitable for North American, European, and global utility projects. Factory-direct supply, wholesale options, and fully custom designs ensure every customer can source exactly what their grid or project requires.<\/p>\n

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2.10 kV Power Transformer Technical Specifications<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parameter<\/th>\nSpecification<\/th>\n<\/tr>\n
Rated Voltage<\/td>\nUp to 110 kV (design capability up to 500 kV)<\/td>\n<\/tr>\n
Rated Capacity<\/td>\n20\u2013315 MVA (full product range 15\u20131200 MVA)<\/td>\n<\/tr>\n
Transformer Type<\/td>\nOil-immersed High Voltage Power Transformer<\/td>\n<\/tr>\n
Phase<\/td>\nThree-phase (single-phase available on request)<\/td>\n<\/tr>\n
Cooling Method<\/td>\nONAN \/ ONAF \/ OFAF (customizable)<\/td>\n<\/tr>\n
Insulation System<\/td>\nFull oil-paper insulation<\/td>\n<\/tr>\n
Winding Configuration<\/td>\nDelta\/Wye, Wye\/Wye, or custom vector groups<\/td>\n<\/tr>\n
Frequency<\/td>\n50 Hz \/ 60 Hz<\/td>\n<\/tr>\n
Tap Changer<\/td>\nOff-circuit tap changer or On-Load Tap Changer (OLTC)<\/td>\n<\/tr>\n
Impedance Voltage<\/td>\n10\u201315% standard, customizable<\/td>\n<\/tr>\n
Short-Circuit Withstand<\/td>\n25\u201330 kA<\/td>\n<\/tr>\n
Noise Level<\/td>\n\u226475 dB<\/td>\n<\/tr>\n
Protection<\/td>\nBuchholz relay, temperature sensors, pressure relief device<\/td>\n<\/tr>\n
Standards Compliance<\/td>\nIEC \/ ANSI \/ IEEE<\/td>\n<\/tr>\n
Installation<\/td>\nOutdoor, utility substations, transmission networks<\/td>\n<\/tr>\n
Supply Mode<\/td>\nFactory direct, OEM\/ODM, custom orders<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
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\n\t\t\t\"Yawei\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n