power equipment

The Central Electricity Authority (CEA) has released new draft guidelines on the periodicity of type tests for major equipment across the power value chain.  A key proposal is to exempt transformers from repeating short-circuit tests solely due to changes in bushing or on-load tap changers (OLTC), provided these components have equal or superior ratings and have successfully passed type tests per IS/IEC standards. The guidelines, titled “Guidelines for the Periodicity of Type Tests for Major…