00392nam a22001697a 4500003000400000005001700004008004100021020001800062040000800080082001100088100001500099245003000114250000800144260004400152300001000196650001600206AIT20240621101654.0240621b        ii ||||| |||| 00| 0 eng d  a9789350143728  cAIT  a333.72  aJ.B. Gupta  aSwitchgear and Protection  a2nd  aNew Delhi,bS.K. Kataria & Sons,c2013.  a538p.  aMechanical