Answer Posted / j.vinothkarthick

hi kuldeep you saying ratio between impedence voltage to
rated voltage...... is this really correct ah ??????
impedence is the ratio of voltage to current is it?????can
you explain me abt this?????????

The metal-enclosed switchgear and controlgear is subdivided into three types: 1. metal-clad switchgear and controlgear; 2. compartmented switchgear and controlgear 3. cubicle switchgear and controlgear. What is the main differnence between them. State some example.

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