Capstan Car Puller

unit [and for attenuation of noise].

[2.9.3

Capstan Car Puller

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NOTE: Designer shall select either a capstan type

or drum type car puller. A capstan type puller is

satisfactory for handling rail cars on level grade

provided the pulling capacity is not exceeded. For

high pulling capacities and locations where rails

are not on level grade, the drum type puller should

be used. Designer shall detail required footings

and foundations based on the selected puller and

soil conditions at each plant site.

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NOTE: Choose this paragraph and subparagraphs or

the paragraph entitled "Reversible Drum Type Car

Puller," and its subparagraphs below.

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Capstan-type designed with capacity of not less than 4540 kg 10,000 pounds

of starting pull and an average rope speed of approximately 0.23 m/sec 45

fpm. Assembly shall be totally enclosed, weatherproof, and suitable for

exterior installation with vertical capstan. Capstan shall be semisteel

alloy construction designed for use with marlin-covered wire rope.

2.9.3.1

Accessories

Provide capstan complete with accessories, including controls, rope, rope

storage reel, car hooks, sheaves, snatch blocks, anchors, and ratchet

holdback.

2.9.3.2

Rope

Capstan rope shall be not less than 25 mm one inch o.d. marlin clad wire

rope with a breaking strength of not less than 13,620 kg 30,000 pounds.

2.9.3.3

Rope Storage Reel

Construct of metal, hand operated with the drum not

less than 300 mm 12

inches in diameter and the reel faces not less than

one meter 3 feet in

diameter. Drum shall have not less than [_____] mm

inches face width and

store not less than [_____] meters of 25 mm feet of

one inch diameter

marlin clad wire rope.

2.9.3.4

Electric Motor

Totally enclosed, [fan cooled], high starting torque, reversing type,

[_____] volt, three phase, 60 Hz, not less than 7 1/2 kW 10 hp as specified

in paragraph entitled "Motors and Drives."

][2.9.4

Reversible Drum Type Car Puller

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NOTE: Designer shall select either a capstan type

or drum type car puller. A capstan type puller is

satisfactory for handling rail cars on level grade

SECTION 15501N

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