Hph Programme Switch For Isolating Oil Pump Motor Of Wcam-3/Wag-7/Wap-1/Wap-4 Type Locos To Clw Specification Clw/Es/S-1/Y And Siemens Type K 138 X 22 Old Prog No.4A-0067-9671, Type 3 Lao-250-2Yw 007W Or Equivalent. Note- Material To Be Procured From Clw Approved Source Or Their Aut Horized Dealers Only Along With Tender Specific Authorization Letter. ]