Zen Technologies Ltd ... which it stayed on a 5% upper circuit. The company reported a revenue of Rs 325 crore, an increase from Rs 141 crore in the same quarter last year. Its Ebitda rose to Rs 138 ...

Zen Technologies shares zoomed 5% to hit their upper circuit at Rs 1,884.45 on the BSE ... marking a substantial increase from Rs 50.4 crore in Q4 last year. The EBITDA margin also improved ...

This paper reviews existing MVDC circuit breaker technologies and also discusses their advantages and disadvantages. This paper also introduces new topologies that can be applied in MVDC applications.