Рет қаралды 9,521
Power Voice - KSEBL
Operation and Maintenance (O&M) of Substations സുലഭമായി വൈദ്യുതി സുരക്ഷയോടെ Part-2 -Electrical Safety -Transmission by K K NAUSHAD, SUB ENGINEER, 110 KV SUB STATION, MUTTOM, THODUPUZHA