Attending of emergency electrical faults and preventive maintenance of free cooling system at different BTS sites under ED I…
Attending of emergency electrical faults and preventive maintenance of free cooling system at different BTS sites under ED I…. Reference CPPP-Bharat_Sanchar_Nigam_Limited:2026_BSNL_287388_1 · Bharat Sanchar Nigam Limited (Govt of India Enterprise) · Kolkata, West Bengal. Attending of emergency electrical faults and preventive maintenance of free cooling system at different BTS sites under ED I, Kolkata.
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