SRM E-Tender Cancellation: Bi-Annual Maintenance Contract for repairing, servicing with supply of spare parts suitable for 400 kV Pantograph Isolators, Centre Break Line Isolator & Earth Switch Isolator as and when required at 400 kV R.S. Dn, Khadka, 400 kV R.S. Dn, Dhule & 400 kV R.S. Dn, Deepnagar under EHV (O&M) Circle, Khadka-Bhusawal.