Disclosure to Promote the Right To Information

Whereas the Parliament of India has set out to provide a practical regime of right to information for citizens to secure access to information under the control of public authorities, in order to promote transparency and accountability in the working of every public authority, and whereas the attached publication of the Bureau of Indian Standards is of particular interest to the public, particularly disadvantaged communities and those engaged in the pursuit of education and knowledge, the attached public safety standard is made available to promote the timely dissemination of this information in an accurate manner to the public.

इंटरनेट मानक

“!ान $ एक न' भारत का +नम-ण”Satyanarayan Gangaram Pitroda

“Invent a New India Using Knowledge”

“प0रा1 को छोड न' 5 तरफ”Jawaharlal Nehru

“Step Out From the Old to the New”

“जान1 का अ+धकार, जी1 का अ+धकार”Mazdoor Kisan Shakti Sangathan

“The Right to Information, The Right to Live”

“!ान एक ऐसा खजाना > जो कभी च0राया नहB जा सकता है”Bhartṛhari—Nītiśatakam

“Knowledge is such a treasure which cannot be stolen”

“Invent a New India Using Knowledge”

है”ह”ह

IS 12663-2 (2000): Bulk Handling Equipment - Reclaimer -Data Sheet for Bucket Wheel Reclaimer (Rail Mounted), Part2: Information to be Supplied by the Purchaser [MED 7:Material Handling Systems and Equipment]

IS 12663 (Part 2) : 2000

BULK HANDLING EQUIPMENT - RECLAIMER - DATA S.HEET FOR BUCKET W-HEEL RECLAIMER

(RAIL MOUNTED)

PART 2 INFORMATION TO BE SUPPLIED BY THE -PURCHASER

ICS 53.020.99

0 BIS 2000

BUREAU OF INDIAN STANDARDS MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG

NEW DELHI I 10002

February 2000 Price Group 3

Bulk Handling Systems and Equipment Sectional Committee, ME 07

FOREWORD

This Indian Standard was adopted by the Bureau of Indian Standards, after the draft finalized by the Bulk Handling Systems and Equipment Sectional Committee had been approved by the Mechanical Engineering Division Council.

This standard is expected to provide a uniform practice for manufacturers and users for laying down data for selection of rail mounted bucket wheel reclaimers.

IS 12663 (Part 2) : 2000

Indian Standard

BULKHANDLINGEQUIPMENT- RECLAIMER- DATA SHEETFORBUCKETWHEELRECLAIMER

(RAIL MOUNTED) PART 2 INFORMATION TO BE SUPPLIED BY THE PURCHASER

1 SCOPE

This standard lays down the data required for selection of rail mounted bucket wheel reclaimers.

2 DATA SHEET BY PURCHASER

2.1 Application and Site Data

a) Applicable to:

i) Proposal

ii) Purchase

iii) Date

b) Service:

i) Continuous/intermittent

ii) Days per year

c) Duty:

i) Operating hours per shift

ii) Shifts per day

d) Site altitude above mean sea level (m)

e) Relative humidity, MUX _ % at (“C) Temperature

f) Ambient Temperature, (“C):

i) Maximum

ii) Minimum

g) Rainfall:

i) Average

ii) Maximum _

h) Environment - Clean/Dusty

j) Maximum wind velocity (km/h)

k) Operating wind velocity (km/h)

m) Location of earthquake zone

IS 12663 (Part 2) : 2000

2.2 Material(s) Handling Data

2.3

4

b)

cl

4

e>

Material _

Average lump size (mm)

Maximum lump size (mm)

Percentage of maximum lump size

Bulk density (kg/m”):

i) Loose

ti) Packed

Static angle of repose (degrees):

i) Under normal conditions

ii) At maximum moist condition

g) Moisture content (percent):

i) Minimum

ii) Maximum

h) Temperature (“C):

i) Minimum

ii) Maximum

j) Flowability (flow property) - Good/Average/Poor

k) Abrasivness - High/Average/Low

m) Chemical Activity: Corrosive/Hygroscopic/Abrasive/Spontaneously Combustible

n) Capacity of machine for each material:

i) Average (based on 4 h continuous operation while reclaiming) in m”/h , in t/h

ii) Peak m’/h , in t/h

iii) Design in m”/h , in t/h

p) Maximum percentage of fines

q) Angle of surcharge

Bucket Wheel -Boom

*a) Boom conveyor belt type and width, mm

*b) Boom length from slewing centre to centre line of bucket wheel (m)

*c) Type of idlers:

i) Regreasable/life sealed

ii) ERWKDS pipe

iii) Drop-in type/bolted

iv) In line/staggered

*Purchaser may leaye data (a) to (m) to the option of the supplier if he so desires.

2

IS 12663 (Part 2) : 2000

*d) Take-up unit:

9 Type

ii) Location

iii) Travel

*e) Maximum h(JOIn inclination angle (degrees)

*l‘) Whether wind guard provided - Yes/ No

*g) Maximum boom declination angle (degrees):

i) Operational

ii) Non-operational

*h) Details of pulleys

--

Parameter

Diameter (mm)

Bearing centres (mm)

Face width (mm) -

Shaft dia at bearings (mm)

Whether lagging required

If yes, type and thickness of lagging

Tail Pulley

Type of Pulley

Drive Pulley Discharge Pulley

*j) Details of idlers

Parameter

Diameter (mm)

Roller length (mm)

Bearing size (mm)

Two/three/five roll

Troughing angle (degrees)

No. of self-aligning idlers

Carrying Idler

Type of Idlers

Return Idler Impact Idler Transition Idler

*k) Belt specifications

*m) Type and number of scrappers

-

n) Material transfer arrangements from boom conveyor to yard conveyor

-

*Purchaser may leave data (a) to (In) to the option of the supplier if he so desires.

3

IS 12663 (Part 2) : 2000

pj Walkway

i) To be provided - One side/Both sides

ii) Minimum width(s), (mm)

2.4 Luffing

2.4.1 System jbr Bnorn Lr!jji’77g - Hydraulic/Mechanical

2.5 Reclaiming Yard Conveyor

a)

b)

2,6 Travel

Design capacity (m3/h)

(t/h)_ Whether the reclaimer is to serve on one side of the yard conveyor or on the both sides

Carriage Details

-

Type of travel carriage drive: (Single specd/Variahle speed/Stepped speed)

Type of wheel --- Single flanged/Double flanged

Type of wheel bearing required

No. of driven and non-driven wheels

2.7 Method of Ventilation/Air-Conditioning of Operator’s Cabin - Pressurized/A%/Fan

2.8 Additional Features Required

a) The equipment stra!I have rail clamping arrangements alongwith interlocking or travel drive motors to be used during operation/standstill condition.

b) The equipment shall have flood lighting arrangements on both sides.

c) Type of controls for reclaiming operation - Manual/Automatic

d) Type of supporting - Three leg/Four leg support.

e) Lubrication

i) Type of lubrication desired - Centralized/Groupwise.

ii) All lubrication points to be easily accessible.

iii) Groupwise lubrication clubbing different zones of lubrication points under different groups to

be specified

iv) All the angular movement points (hinge point) may be provided with maintenance free bearing

1‘)

g)

hj

i)

k)

Ill)

requiring no periodic lubrication during entire life span.

The provision of end buffers at both ends of machine travel - Yes/No

Safety device for excessive reeling of cable reeling drum to prevent possible cable rupture to be provided -- Yes/No

Type of ventilation/air-conditioning for electric house and whether insulation required

Flood light attachment at bucket wheel for proper visibility in and around reclaiming zone

--__-__~ -(Lights shall be suitable for the dust penetration).

Whether programmable logic control required - Yes/No

Whether buckets/‘cutting tips replaceable - Yes/No

4

IS 12663 (Part 2) : 2000

n) Belt weighers on boom conveyors required - Yes/No (If yes, give following details):

i) Type _-

ii) Accuracy

iii) Capacity range _

iv) Indication of flow rate in control cabin

p) In addition to electrical rail clamps whether manual rail clamps required - Yes/No

-

i) Whether attached wheel jacks required - Yes/No

ii) Whether anti-collision device required - Yes/No

iii) Whether the reclaimer is to operate in conjunction with a separate stacker mounted on the same

yard conveyor - Yes/No

q) Type of communication system required --__-

r) Distance between farthest edge of the stockpile and closest edge of the stockpile from the centre

of the track on either side of the track (m) --

s) Height of stockpile above rail level (m)

t) Bottom level of stockpile with respect to top of rail (m)

-

u) Shape of stockpile - Trapezoidal/Triangular

v) Maximum permissible wheel load

w) Angle of slew

x) Whether impact cradle required as part of reclaimer - Yes/No

5

Bureau of Indian Standards

BIS is a statutory institution established under the Bureau of Indian Standards Act, 1986 to promote harmonious development of the activities of stardardization, marking and quality certification of goods and attending to connected matters in the country.

Copyright

BIS has the copyright of all its publications. No part of these publications may be reproduced in any form without the prior permission in writing of BIS. This does not preclude the free use, in the course of

implementing the standard, of necessary details, such as symbols and sizes, type or grade designations. Enquiries relating to copyright be addressed to the Director (Publication), BIS

Review of Indian Standards

Amendments are issued to standards as the need arises on the basis of comments. Standards are also reviewed periodically; a standard along with amendments is reaffirmed when such review indicates that no changes are needed; if the review indicates that changes are needed, it is taken up for revision. Users of Indian Standards should ascertain that they are in possession of the latest amendments or edition by referring to the latest issue of ‘BIS Handbook’ and ‘Standards: Monthly Additions’.

This Indian Standard has been developed from Dot: No. MED 7 (0461).

Amend No.

Amendments Issued Since Publication

Date of Issue Text Affected

Headquarters:

BUREAU OF INDIAN STANDARDS

Manak Bhavan, 9 Bahadur Shah Zafar Marg, New Delhi 110002 Telegrams: Manaksanstha

Telephones: 323 01 3 1,323 3375,323 94 02 (Common to all offices)

Regional Offices: . Telephone

Central : Manak Bhavan, 9 Bahadur Shah Zafar Marg NEW DELHI 110002

Eastern : l/14 C.I.T. Scheme VII M, V.I.P. Road, Kankurgachi CALCUTTA 700054

Northern : SC0 335-336, Sector 34-A, CHANDIGARH 160022

Southern : C.I.T. Campus, IV Cross Road, CHENNAI 600113

Western : Manakalaya, E9 MIDC, Marol, Andheri (East)

MUMBAI 400093

Branches : AHMADABAD. BANGALORE. BHOPAL. BHUBANESHWAR. COIMBATORE. FARIDABAD. GHAZIABAD. GUWAHATI. HYDERABAD. JAIPUR. KANPUR. LUCKNOW. NAGPUR. PATNA. PUNE. RAJKOT. THIRUVANANTHAPURAM.

323 76 17,323 38 41

3378499,3378561 3378626,33791 20

1 60 38 43 60 20 25

t 23502 16,2350442 235 15 19,235 23 15

832 92 95, 832 78 58

8327891,8327892

Printed at Simco Printing Press, Delhi

j: (Reaffirmed 2006)