When we have earthing mesh or underground earthing network
in industrial plants, weather we have NT-S or NT-C-S kind
of earthing system, so eventually weather we must use 4 or
5 wire in 400 volt level (For example 3×150+70 mm2 or 5×150
mm2) in this connection I would like to know exactly the
paragraph of IEC or IEEE number
what is meant by PU value ? anyone can you explain briefly to me ?
What is super thermal power plant? and how it will differ from normal thermal power plant
How to calculate earth flat size for 250 Kva DG and transformer?
List the materials required for Pipe Earthing.
WHY MOSTLY Rph IS USED FOR CONTROL CIRCUITS AUX. SUPPLY ?
What is the stander resistance value between the neutral and earth?
10 Answers Crossdomain, Sepco,
what is the meaning and difference between ELECTRICAL DRAWOUT and MANUAL DRAWOUT?
ho w to make Incident and accident reporting
What fomula is used to calculate: 1. rated frequency withstand voltage, and 2. rated lightning impulse withstand voltage.
WHY TERTIARY OF POWER TRANSFORMERS IS LOADED WITH EQUIPMENTS LIKE CT,PT,ISOLATOR AND CB
why we use 110vac in overhead crains? why not 220v, 24v
what should be the air clearence between phase to phase, phase to earth in Medium voltage switchgear for 3.3kv,6.6kv,11kv,22kv and 33kv? Which is to be referred for this?