present bi

8/13/2019 Present Bi

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INDUSTRI L TR ININGT TNB C W NG NHUT N MELINT NGNAME : IZAN ROZAIMIE BINTI MOHAMED IBRAHIM

MATRIC NO. : CE090133

SUPERVISOR : EN. ASMARASHID BIN PONNIRAN

PANEL: MUHAMMAD SHUKRI BIN AHMAD


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TNBD HUT N MELINT NG HISTORY Teluk Intan TNBD now been in operation nearly 33 years and

progress is encouraging.

TNBD Teluk Intan is limited to providing services in a fairly wide

area, such as the Ulu Bernam Bagan Datoh and the rapid

development and more encouraging, Teluk Intan TNBD finally

forced to open its new branch in Forest horizontally to serve amore robust and integrated.

Establishment of Hutan Melintang TNBD Overview of hope that

began on September 1, 2005, which is located at No. 3, Lorong

Wawasan 1. Taman Wawasan, 36400 Hutan Melintang, Perak

Darul Ridzuan.

At the beginning, members of TNB in the Hutan Melintang

comprises a workforce of 29 people by manning coefficient level

and headed by Mr. Idris b. Mohd Noor as Branch Manager.


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THE FUNCTIONS ND DUTIES OFTNBD HUT N MELINT NG1) Consumer Services

Consumer services to manage all business activities and is the front line

when interacting with consumers. Its services include the application of

supply, billing and collection, improved service levels, store energy, smart

power supply and central management.2) Network Services

divided into two operations and maintenance division. Operations andmaintenance to ensure electricity supply system is in good condition,

including the repair work for any damages, including street lighting.

3) Support Services

Support services provides vital support to ensure customer service and

network operations going and running smoothly.


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SUBSTATION


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FUNCTIONS SUBSTATIONS

Develop a 'nodal point' where the power can be

altered and distributed from the substation or users.

Allows switching in or out to other parts of the

system.

To enable the defective parts in a single isolated

system by switching and electricity supply to be

continued through other circuits.


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SUPPLY SYSTEM

Distribution

voltageTransmission

voltageGeneration

voltage415V 275kV 11kV11V 132kV 33kV

66kV 6.6kV0.4KV


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CATEGORIES OF SUBSTATION

Pencawang Masuk Utama (PMU) / Main intake substations

i) 275KV/132KV/33KV/11KV

ii) 132KV/33KV/11KV

iii) 132KV/11KV Pencawang Pembahagian Utama (PPU) /

Primary Distribution Substation

i) 33KV/11KV

ii) 22KV/11KV Stesen Suis Utama (SSU) / Primary Switch Station

i) Supply large users 33kV, 22KV or 11kV.

ii) Strengthening the network 33kV, 22KV or 11kV.


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LOW VOLTAGE


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CABLE

There are two sizes of the air insulated cable that has

been standardized its use as a main line cord

a) 3 mm x 185 mm + 16 + 120 mm

b) 3 mm x 95 mm + 16 + 70 mm

There are two sizes of the air insulated cable that has

been standardized to use as mains service

a) 3 x 16 mm + 25 mm to supply 3 phase

b) 1 x 16 mm + 25 mm for the supply of one phase


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INST LL TION OF C BLEM TERI LS IR INSUL TEDi) suspension clamp

ii) grip hangers

iii) The terminal settingiv) coupling Fusable "Fusable Link

v) The dead and clamp

vi) Black Nylon Binder

vii) Isulated piercing connector "Piercing"


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POLETYPE

Wooden Pole

Size :

a) 130 mm x 130 mm x 7.5 m

b) 150 mm x 150 mm x 9.0 m

Holei) There are five poles head-sized hole diameter of 18 mm.

ii) The distance from the poles to the first hole is 150 mm

iii) The distance between the holes to the hole is 230 mm.

Weight

Heavy wooden pole measuring 9 m in the areas of 180 kg to210 kg depending on the type and dryness of the wood. 7.5mpole for the weight of 105kg which is close to 130 kg.


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Concrete Pole

Size:

Concrete column is 9m long and rectangular in shape with

a top size of 130mm x 130mm and 280mm x200mm growat the bottom. On the surface there are two holes that startfrom alor 2.7m from the tip of column head.

HoleThere are five holes provided at the pile of concrete. Thesize of the hole size and spacing are the same as woodpoles.

WeightThe weight of the column is about 655kg.

Used in urban areas and the complex-housing complex.


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Spun Concrete Pole

Sizea) Pole 9m in length, top diameter 140mm and 260mm to

the bottom of the pile.b) The column of length 7.5m, diameter of 140mm and240mm top to bottom.c) The column of length 7.5m, diameter of 100mm and175mm top to bottom.

Weighti) For spun concrete pole 9m x 140mm - 400kgii) For spun concrete pole X140mm 7.5m - 320kgiii) For spun concrete pole X100mm 7.5m - 120kg

Generally used on the mains line's construction of thearea no matter where. This column type is always thecurrent column.


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Steel Pole

Size

i.) 100mm x 130mm x 75mm x 7.5mm

ii.) 90mm x 120mm x 140mm x 9.0m or 9.8m

Hole

There are five holes provided at the pile of steel. The size of the

hole size and spacing are the same as wood poles.

Weight

a) 7.5m x 75mm - 85kg

b) 90mm x 9.0m - 114kg

c) 90mm x 9.8m - 120kg

this type of pole is no longer used except as a support for

construction of concrete pole in the line above.


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METERING


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TYPESOFMETER

Single phase electromechanical meter Single phase digital meter

Three phase digital meterThree phase electromechanical meter


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CIRCUITDIAGRAMOFMETER

single phase meter

three phase meter


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THE END

present bi

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