Voltage Transformers Author: Velimir Lackovic Voltage transformers are constructed in two configurations based on their intended purpose: magnetic voltage transformers (VT) and... Read More

Power Transformer Testing Author: Velimir Lackovic Transformers may be tested using either AC or DC voltage. AC voltage is preferable to DC... Read More

Power Transformer Maintenance Author: Velimir Lackovic Transformer preventative maintenance involves routine inspection, adjustment, testing, minor fixes, and special handling instructions. The trouble-free... Read More

Power Cable Testing Author: Velimir Lackovic This course covers power cable testing procedures including visual inspection, cable failures and their analysis, insulation... Read More

Low Voltage Switchgear Author: Velimir Lackovic Arc Low-voltage switchgear generally refers to metal-enclosed or metal-clad low-voltage power circuit breaker switchgear that is... Read More

Generator Protection Author: Velimir Lackovic Protection relays are used as part of generator protection schemes, and they are available in various configurations... Read More

Earth Fault Protection Author: Velimir Lackovic Fault statistic suggests that earth faults are the most common fault type. Therefore, earth fault protection... Read More

Current Transformers Author: Velimir Lackovic Current transformers are a specific transformer configuration used for current measurement. The common engineering laws are applicable... Read More