bids are invited for supply and install ht 11 kv out door type gang operated air break switch suitable for horizontal or vertical triple pole etc. , s and f drop out fuse copper channel type fitted on two post insulator per pole per phase complete vertical type 6 insulators connected etc. , m and l air break isolator switch rotating type outdoor triple pole double berak with earth switch suitable for horizontal mounting provided etc. , supply and fixing lightning arrestor ht 33 kv 65 ka explusion type including taking down etc. , supply and fixing lightning arrestor ht 11 kv 65 ka explusion type including taking down etc. , pneumatic barrel pump (q3) , cap fs disruptive (jss) total quantity : 21