Www.kutub.info 19773

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    7

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    4

    )(

    "".

    .

    .

    .

    .

    .

    .

    .

    ...

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    5

    )

    ,

    (

    .

    .

    .

    .200

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    6

    (Direct Current DC )

    ( Alternative Current A.C) ,

    .

    Three Phase

    .

    .

    Shaft

    .

    :

    1..

    ..2

    3.

    .

    4.

    .

    5.

    .

    6.

    (

    .)

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    7

    ..7

    :

    .-1

    .-2

    3-.

    4-

    5-.

    :

    .

    .

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    .

    )(

    .

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    8

    .

    (HYDRALUIC

    TRACTION

    GEARLIFTING.)

    .

    .

    :

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    ................COMMERICAL

    .

    .

    .

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    ..........Traction Elevators

    .

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    .

    ()

    .

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    %40

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    .

    -48

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    .

    -.

    612

    .

    -9

    -

    -

    .

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    .-

    =10{3(++

    .} )

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    16

    .

    T

    .

    46.

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    ,

    .

    150/.

    .

    .

    .

    115

    %110%

    .6.

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    :

    ....Shaft of Hoist-way.

    (

    .... )Car or Cabin.

    (

    .... )Machine room.

    (

    .... )Lift Pit.

    ....Door.

    .

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    -.

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    -

    .

    -

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    -12

    .

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    .

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    .

    -2.5/.

    -

    :

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    .

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    ((

    )

    (

    .

    .

    .

    .

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    -.

    -.

    -

    .-.

    -.

    .

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    22

    .

    .

    .

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    23

    .

    1.20

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    3.00

    .

    (

    ).

    1.20

    2.

    .

    .

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    ()

    ++

    :

    (1

    )2.0(.

    (2.

    (3

    .

    (4.

    .5)

    .

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    .

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    25

    -)(

    .

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    200.

    -

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    .

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    26

    .

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    .

    :

    1.

    .

    2.

    .

    3.(. )

    4..

    :

    :

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    .1

    .

    2.

    .

    3.

    .

    4.

    .

    5.

    .

    6..

    7.

    .

    8.

    .

    .

    9.

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    .10

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    .1391.5.

    :

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    [Collective & Selective: ]

    3

    -

    -

    -

    ( :)

    12 4

    .

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    - 1

    .

    -2.

    -3

    6

    .10

    .

    -4.

    -5.

    -6

    - 7.

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    :

    .

    1.:.-

    .-

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    2.:-

    .

    -

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    :

    :

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    1.25/.

    -:

    -

    .

    -.

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    :

    1.

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    ..2

    3.

    .

    4..

    5..

    6..

    .7

    .

    8..

    9..

    10

    .

    .

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    11..

    12..

    13..

    14.

    ..15

    .

    -

    .75-80-

    -.

    -:

    :

    10:142(Net area)

    .

    :

    .12.5%

    :

    :

    ( .= )300( +20)-

    ( .= )350( +1.6+)-

    175:900/

    25:600/ ./25:100

    30:60

    .

    Prograde LTM:

    .1

    ((.

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    34

    .

    .

    .

    Prograde RTM

    -

    1.501.80

    .

    -

    .

    .

    -.

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    :

    8

    :16

    812

    :

    21160

    :

    :.

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    :

    160190

    :

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    /1.6

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    &&"31

    :

    "400"140

    :

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    :

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    .

    :i..

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    :

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