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Technical Articles

Electric Motor

The Design Basics Of Motor Protection Circuit Breaker

Application-specific variations of the MCCB, these breakers combine the short-circuit and isolation functionality of the MCCB with the motor overcurrent protection of a traditional overload relay. MPCBs are UL 489 Listed… Read more

Dec 07, 2015 | By Edvard

Learn Design Of Motor Protection Circuit Breaker
Energy and Power

Learn How To Specify Current Transformers

Current transformers are used to supply information to the protective relays and/or current, power and energy metering “instruments”. For this purpose they must supply a secondary current proportional to the… Read more

Dec 05, 2015 | By Edvard

Learn How To Specify Current Transformers
Protection

HV/MV/LV Transformer Protection Schemes

Transformer protection should take into account the power, voltage, vector group and the importance of the unit within a particular system. Depending on these factors, the transformers can be assigned… Read more

Nov 28, 2015 | By Edvard

HV/MV/LV Transformer Protection Schemes


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