Supply Of Set Of Weak Field Consisting Of 03 Items. 1 Resistor Box To Bhel Drg. No. 05750030002, Rev. 00, Qty.01 No. 2 Contact Box With Gp Relay To Bhel Drg. No.15730030044 Rev. 00, Qty. 01 No. 3 Contact Box With Gp Relay To Bhel Drg. No.1530030044 Rev.00, Qty. 01 No..