CONTENTS
MACHINE DATA
SECTION (Sl) INTRODUCTION
SECTION 2 (52) DESCRIPTION
SECTION 3 (53) OPERATION
SECTION 4 (54) ROPE HANDLING
SECTION 5 (SS) MAINTENANCE
SECTION 6 (56) CHANGING THE BOOM ANGLE
NOTE: ILLUSTRATIONS IN THIS MANUAL ARE NOT TO SCALE. 'I
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Customer
MACHINE DATA
G. M.P. Land Company, Inc.
p. 0. BO>< 594
West Market Street
Pottsvi II e
P. A. 17901
U.S.A.
Model
Serial No.
W2000
W9320
WORKING DATA
Boom Length
Boom Angle Operating Radius
Max. Suspended Load
Dump Height
Digging Depth
Hoist Drum Diameter
Hoist Rope Diameter
Drag Drum Diameter Drag Rope Diameter
74. 6 m (245ft)
300
70 m (230ft)
,1 02, 100 kg (225, 000 lbs)
29. 3m (96ft)
50. 3m (165ft)
2. 39m (94 in)
2 X 70 mm (2 X 2-3/4 in)
2. 39m (94 in)
2 x 79 mm (2 x 3-1/8 in)
TECHNICAL DATA
Base Rotate Frame
A we I ded and braced structure supporting a machined ro II er path of special steel segments, I ive ring assembly and cast steel swing rack.
Diameter -
Effective Bearing Area
Average Bearing Pressure
Roller Circle Diameter Swing Rack Diameter
15.25m (SOft Oin)
183 sq. m (1970 sq. ft)
0. 95kgjsq. em (13. 35 psi)
1 3. 0 m (42ft 8 in)
8. 548 m (28ft 0 in)
An all wei ded fabrication forming four deep longitudinal girders with a circular girder carrying the roller path.
Length
Width (at Rear)
Depth
Clearance Radius (Rear End)
27. 4 m (89ft 9 in)
11.6m (37ft 9in)
3.14m(10ft4in)
20. 9 m (68ft 6 in)
'
'
MACHINE DATA
Walk Gear
Shoes: Wei ded construction, rectangular section, he a vi I y di aphragmed.
Drive: Independent motor and gear train, through eccentric to each shoe.
Synchronisation: Electric synchronisation of walk shafts by Selsyn units.
Shoe Width
Shoe Length
Eccentric Throw
Step Length
Walking Speed
Bearing Area (Total, both shoes)
2. 8 m (9ft 2 in)
17.0m (55ft 9in)
0. 6m (2ft 0 in)
2. 3 m (7ft 6 in)
0. 24 kph (0. 1 5 mph)
95. 2 sq. m ( 1 025 sq. ft)
Hoist & Drag Units
Independent units, identical in design (except for drum grooving). Twin rope winding.
Drive: 2 motors of 1300 hp driving through he I ical gears. Parking brakes on each motor.
Max. Line Pull at Stall
Max. Line Speed- No Load
Max. Line Speed- Payout
1 54' 220 - 21 5' 456 kg (339, 900 - 474,865 lbs)
131 - 183m/min (430 - 600ft/min) 216 - 274m/min (709- 899ft/min)
Boom
Rectangular section, lattice construction high tensile steel. Gas filled chords indicate cracks in members.
Length
Bucket
Electrics
74. 6 m (245ft 0 in)
Boom supported by fixed pendant bridge strands from mast head to boom head, with mast head to intermediate points on the boom giving further support.
Suspension Rope Length: Upper Lower Intermediate
Capacity
Weight (estimated)
Hoist motors:
Drag motors:
Swing motors:
Walk motors:
Boom Hoist motor:
Motor Generator Sets:
65.36 m (215ft 0 in)
18. 0 m (59ft 0 in)
33. 6 cu. m (44 cu. yd)
44,00kg (97,00 lbs)
Two, force ventilated, D.C., rated at 1 300 hp , 4 7 5 v.
Two, force ventilated, D. C., rated at 1 300 hp' 4 7 5 v.
Three, force ventilated, D. C., rated at 640 hp' 475 v.
Two, force ventilated, D. C., rated at 640 hp' 475 v.
One, slip ring, rated at 30 kw.
Two, driven by 1750 hp synchronous motors.
Working Angle 30°
• ' • •
Electrics cont.
Exciters: Power Supply Requirements:
MACHINE DATA
65 and 33 kw.
7,2oov, 3 phase, 60 htz
Air System
Auxiliary Equipment and Transformers: Compressor:
Suitablefor460V, 3phase, 60htz supply.
Two,
' ' ,, 0 C\1 !") (j) s
Motor 14.9 kw. Max. working pressure Capacity Piston Displacement Free Air Delivery 14 bar 500 I itre 46. 25 I itre/sec. 33. 84 I itre/sec.
lngersoi-Rand Type 30, air cooled.
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