Tenaga Nasional Berhad, through its subsidiaries, primarily engages in the generation, transmission, distribution, and sale of electricity in Malaysia. GENERATION DIVISION This division operates SESB power stations namely major, minor, rural mini hydro stations and IPP plants. It focuses on its major stations, all Independent Power Producer stations (IPPs), and Hydro and Gas power plants. TRANSMISSION DIVISION The Transmission division manages and operates the 132 kilovolts, 275 kilovolts, and 500 kilovolts transmission network of the company known as the National Grid. Primary activities of the Transmission Division include strategy formulation, system planning, engineering, project management, control operations, maintenance, way leave management and more. The National Grid is interconnected to Thailand’s transmission system operated by Electricity Generating Authority of Thailand (EGAT) in the North via a HVDC interconnection with a transmission capacity of 300 megawatts and a 132 kilovolts HVAC overhead line with maximum transmission capacity of 80 megawatts. The National Grid is also connected to Singapore’s transmission system at Senoko in the South via two 230 kilovolts submarine cables with a firm transmission capacity of 200 megawatts. This division carries out planning, operation, maintenance, and system improvement works of the transmission system throughout Sabah and the Federal Territory of Labuan. It also operates and controls the dispatch of power generation of the power plants in the Sabah Grid. DISTRIBUTION DIVISION The division plans, constructs, operates, performs repairs & maintenance, as well as manages the assets of the 33 kilovolts, 22 kilovolts, 11 kilovolts, 6.6 kilovolts, and 415/240 volts in the Peninsula Malaysia’s distribution network. It is made up of three core components namely the Technical Unit, Customer Service & Marketing Unit, and Operational Zone. The division operates a network of state and area offices to purchase electricity from embedded generators; it markets and sells electricity, connects new supply, provides counter services, collects revenues, operates call management centres, provides supply restoration services, and cultivates strong customer and government relationships. As of 31 August 2009, the Distribution Division has 13 offices at state level, 38 area offices, 56 branches, 8 small brances, 4 Call Management Centres (CMC) and 140 Kedai Tenaga throughout Peninsula Malaysia. TNB Repair & Maintenance Sdn. Bhd. (REMACO) The company's subsidiary, REMACO, operates as a power utility organization in Malaysia. It provides repair and maintenance services for power plant equipments. In addition, the company has ventured into supplying spare parts and operations and maintenance services for the various power plants. Maintenance Services: This specializes in turnkey maintenance of all thermal and hydro power plants, combined, and open cycle gas turbine and all its associated equipment, including diesel generating plants. Test & Diagnostics: This undertakes all power plants performance tests, C & I and plant calibration, electrical equipment maintenance, including generator and transformer, technical audit, and power plant rehabilitation. Repair Centre: This undertakes repair and refurbishing of all gas turbine components and their associated equipment. Project Management: This offers O&M services and other related services. BUYCO: This acts as a buying agent on behalf of the company to procure spare parts from Original Equipment Manufacturers (OEM) and/or its vendors and international trading house. History Tenaga Nasional Berhad was founded in 1949.
tenaga nasional bhd (TNB:Kuala Lumpur)
No. 129, Jalan Bangsar
Kuala Lumpur, 59200
Phone: 60 3 2296 5566
Fax: 60 3 2283 3686www.tnb.com.my
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