H.V. Over Load Relay(Qlm) With Mechanical Interlocking Arrangement Having 2Nc Interlock Type Di As Per Clw Specn.No. Clw/Es/R-27 Or Latest Alteration Issued As On The Date Of Tender Publishing Will Be Applicable. [ Warranty Period: 30 Months After The Date Of Delivery ] [Quantity Tolerance (+/-): 5 %Age , Item Category : Normal , Total Po Value Variation Permitted: Max 8 Lacs ] ] (EXPIRED)