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Warning! Any person involved with transport, installation, energizing, operation and maintenance of Current Transformer (CT) type OSKF must read these instructions prior to any action related to these current transformers. These CT are built under strict conditions which guarantee the Highest Quality achievement. In order to keep this high quality during CT’s lifespan, it is utmost important that the instructions in...
Instruction Manual 1. GENERAL DRAWING Description and characteristics of the OSKF Current Transformers. For more details, see set of drawings. 1. Top Cover 2. Oil Level Indicator (metallic bellows) 3. Lifting eyes 4. Primary terminals: aluminum or copper 5. Cast aluminum 6.
This aluminum The active part of the OSKF current extended up to the base by an aluminum transformer located above tube which contains all secondary leads.
Capacity 10 000 N for OSKF 72, 123 and 145 KV If the crates show any signs of impact, 30 000 N for OSKF 170kV up to 550kV blows or fractures, or if the transformers...
6.3. Double / Triple Reconnection Primary and secondary terminal marking Primary type (if applicable) are done according to the specified standard. See set of drawing. The current ratio of the OSKF can be Primary secondary connection single with only one single bar, double or scheme are shown on schematic plates, triple primary ratio.
Instruction Manual 8. INSPECTION BEFORE FIRST ENERGIZING Never complete oil volume without prior formal authorization of GE. After putting the CT in vertical position, it is necessary to wait at Important remark: least 48 hours before putting it in During commissioning, operation.
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Terminals” of this document; In case of doubts, please contact the 4) Secondary terminal box: If necessary technical assistance support of GE: +55 clean inside the terminal box. 35 3629 7042 or 7038 or 7000 5) Verify oil level indicator and if there is any signal of oil leakage;...