The Malaysian Grid Code
Preface
system is subject to surveillance, operation and control by a single entity
irrespective of ownership of individual plants connected to the Grid.
P1.1.2 The manner in which the Grid System in Peninsular Malaysia is planned,
designed and operated is based upon typical international practices.
Subject to some constraints the Grid System allows electricity to be
supplied to Users from wherever it can be produced and to fulfil this
objective requires a certain specific Standards for Plant and Apparatus as
well as centralised coordination of all those Users who benefit from the
existence of the Grid System.
P1.1.3 Since power system reliability is of economic importance to the country,
the Grid System is organized with the objectives of:
(1) Developing and maintaining an efficient, coordinated and economical
Transmission System for bulk delivery of electrical energy; and
(2) Ensuring continuous availability of sufficient electrical energy supply
for all Consumers, with an adequate margin between supply and
Demand.
P1.1.4 In Peninsular Malaysia TNB is the Grid Owner who is the entity entrusted
to carry out the transmission functions. Under the current organization,
TNB Transmission Division can be viewed to consist of three (3) distinct
functions, namely: the Grid System Operator (GSO), the Transmission
Asset Development, and Operation and Maintenance (hereinafter called
TNB Transmission).
P1.1.5 This Grid Code is established in-line with the current electricity industry
structure and organization and that the GSO is part of TNB Transmission
Division and to ensure transparency and independence of the GSO, its
functions, duties and responsibilities are clearly defined in this Grid Code.
If in the future, the structure and organization of the electricity industry are
changed then it may be necessary to review the provisions of this Grid
Code accordingly.
P1.1.6 The Grid Owner is entrusted to plan and develop the Grid System in order
to maintain adequate grid capacity.
P1.1.7 The GSO is entrusted with the operation of the Grid System. Other parties
associated with the Grid System are generally termed and known as Users
comprising Grid Owner (who owns, operates and maintains the TNB
Transmission System), Generators, Distributors, Directly Connected
Customers, Network Operators, and Interconnected Parties.
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