1474 / 2440
Edition 47 20-67
Longwall
20
Shearers
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Specifications
Down Drives
DD125
DD150
EL2000
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EL3000
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EL4000
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Down Drive — DD125/DD150
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Innovative and unique downdrive design
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Transmission rating:
DD125 125 kW (168 hp)
DD150 150 kW (201 hp)
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Maximum haulage pull:
DD125 945 kN (107 tons)
DD150 1075 kN (123 tons)
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Fully removable, rehandable, modular gearbox
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Removable modular top drive wheel assembly (cartridge)
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Downdrive ratio:
DD125 17T-23T-10T (two wheel configuration)
EL3000:
DD150 22T-31T-11T (two wheel configuration);
available with three wheel configuration
(27T idler)
EL4000:
DD150 22T-27T-31T-11T (three wheel configuration)
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Trapping shoe with replaceable wear inserts, safe and
easy replace (unique to Caterpillar)
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Suitable for all current track-type systems
Powerpack
PP2
PP3
EL2000
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EL3000
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EL4000
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Powerpack — PP2/PP3
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Fixed displacement pump, with a capacity of:
PP2
50 L/min (13.21 gal/min)
PP3
200 L/min (53 gal/min)
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Operating system pressure:
PP2
260 bar (3770 psi)
PP3
210 bar (3046 psi)
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Robust hydraulic reservoir; capacity:
PP2
165 L (43.6 gal)
PP3
300 L (79 gal)
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Integral monitoring transducers
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For use with ISO 68 or ISO 100 hydraulic oils
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Available with 6 (PP2, PP3) or 8 (PP3) valve bank
(dependent on function requirement)
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Available with two speed ranging arm facility (EL4000)
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This unit has a pump motor rating of:
PP2
30 kW @ 50 Hz (48 hp @ 60 Hz)
PP3
75 kW @ 50 Hz (120 hp @ 60 Hz)