
Sz11-20000kVA/115-6.3kv  Cesi Kema Standard Oil-Immersed Transformer. Comprehensive Certifications: ISO9001, ISO14001, OHSAS18001, CE, CESI, and KEMA type test reports. Oil Leak Proof Design: High quality rubber gaskets and advanced design prevent oil leakage. Low Noise and Loss: Hydraulic compaction and 45-degree oblique seams reduce noise and no-load loss. Strong Short Circuit Withstand: Designed for worst short circuit conditions with high frequency welding. Wide Voltage Range: Covers 11kV to 330kV power systems for plants, substations, and mining. Global Project Experience: Supplied transformers to Ecuador, Turkey, USA, Chile, and Peru. Fast Response Support: 12-hour quick response time for technical inquiries and issues. OEM and ODM Services: Customization available with 4 R&D engineers and full manufacturing support.