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RDS-20
Easy to move, Simple to operate, Quick to set-up and Ideal for boosting productivity, the RDS-20 unit
increases production by up to 20 percent by splitting oversized material to return to the crusher on two
decks, rather than one.
Features
• The closed-circuit design can be set to produce one sized product by returning the top two screen decks
back to the conveyor for further crushing. Operators can also set the machine to produce two sized and
one oversized product.
• Uses one power source to run a complete crushing operation and three auxiliary outlets.
• The optional, patented Hydraset Hopper™ simplifies the connection and removal of the hopper/feeder
so just one operator can prepare the unit for transportation in minutes.
• IROCK’s exclusive ROCK BOX design reduces the impact on the discharge point by allowing crushed
material to build into a natural rock shelf.
Specifications
GENERAL
MODEL RDS-20
SHIPPING DIMENSIONS (PLANT WITHOUT HYDRASET HOPPER)
LENGTH 61' 8"
WIDTH 11' 11"
HEIGHT 14' 1"
WEIGHT 92,300 LBS
SHIPPING DIMENSIONS (HYDRASET HOPPER)
LENGTH 20' 9"
WIDTH 11'
HEIGHT 12' 1-1/2"
WEIGHT 35,000 LBS
OPERATING DIMENSIONS (PLANT WITH HYDRASET HOPPER ASSEMBLED)
LENGTH 68' 6"
WIDTH 11' 11"
HEIGHT 18' 11" (WITH MAGNET)
CUBIC VOLUME 11' 11"
WEIGHT 127,300 LBS
POWER
ENGINE CAT® C-13 ACERT DIESEL , "C" INTERMITTENT DUTY, (Tier 3) EMISSIONS
APPROVED
ENGINE HP 440 HP
CLUTCH HPTO 12 HYDRAULICALLY APPLIED DRY CLUTCH
FUEL TANK CAPACITY 140 GAL
GENERATOR 125 KW
HYDRAULICS - PLANT
HYDRAULIC TANK CAPACITY 30 GALLONS
RECOMMENDED OPERATING
TEMPERATURE 86 DEG F TO 140 DEG F (30 DEG C T0 60 DEG C)
HYDRAULIC FLUID CHANGE
INTERVALS
FIRST CHANGE: 500 HOURS AFTER START-UP. 2000 HOURS OR ONCE A YEAR
AFTERWARDS. NOTE: FLUID SAMPLES ARE THE BEST DETERMINATION FOR SUITIBILITY OF CONTINUED USE OF HYDRAULIC FLUIDS UNDER
EXTREME OPERATING CONDITIONS.
REQUIRED CLEANLINESS CLASS 18/16/13 (ISO 4406-1999)
HYDRAULICS - HYDRASET
HOPPER
4-BANK DIRECTIONAL VALVE CONTROLS 4 OUTRIGGER RAISE/LOWER FUNCTION
HONDA ENGINE W/ ELECT.
START SELF-SUSTAINING SYSTEM FOR POWERING HYDRASET OUTRIGGERS
SCREEN FEED CONVEYOR
BELT WIDTH 48"
BELT TYPE 220 PIW 2-PLY 3/16 X 1/16
CONVEYOR LENGTH 48'
HEAD PULLEY TYPE STAINLESS STEEL DRUM, W/ 1/2" HARRINGBONE LAGGING
HEAD PULLEY DIMENSIONS 16" DIA X 51" FACE WIDTH
TAIL PULLEY TYPE WING
TAIL PULLEY DIMENSIONS 14" DIA X 51" FACE WIDTH
BEARINGS TYPE - HEAD PULLEY BALL BEARING 2-BOLT PILLOW BLOCK
BEARING SIZE - HEAD PULLEY 3-7/16" DIA
BEARINGS TYPE - TAIL PULLEY BALL BEARING 2-BOLT PILLOW BLOCK
BEARING SIZE - HEAD PULLEY 2-15/16" DIA
BELT CLEANERS 48" SECONDARY BELT CLEANER WITH TWIST TENSIONER
DRIVE TYPE 20 HP ELECTRIC MOTOR, 1750 RPM WITH SHAFT MOUNTED GEARBOX 14:1
RATIO
SKIRTBOARD LENGTH 15'
SPREADER PLATE YES
IDLERS CEMA B, 5" DIA X 24"
RETURN IDLERS CEMA B, 5" DIA X 24" LENGTH
BELT SPEED 350 FPM
ADDITIONAL INFORMATION 48" WIDE UNDER CRUSHER/SCREEN FEED CONVEYOR WITH ROCK BOX AND
IMPACT TRAY IN THE DISCHARGE AREA
RETURN CONVEYOR
BELT WIDTH 24"
BELT TYPE 220 PIW 2-PLY 3/16 X 1/16 DURACLEAT
CONVEYOR LENGTH 38' 8-13/16"
HEAD PULLEY TYPE DRUM WITH 1/2" LAGGING
HEAD PULLEY DIMENSIONS 12" DIA X 27.56 FACE WIDTH
TAIL PULLEY TYPE WINGED
TAIL PULLEY DIMENSIONS 10" DIA x 26" FACE WIDTH, (SHAFT) 2-7/16"ø X 35"
BEARINGS TYPE - HEAD PULLEY FLAT MAOUNING BLOCKS (NO BEARINGS)
BEARING SIZE - HEAD PULLEY N/A
BEARINGS TYPE - TAIL PULLEY BALL BEARING 2-BOLT PILLOW BLOCK
BEARING SIZE - HEAD PULLEY 2-7/16" DIA
BELT CLEANER N/A
DRIVE TYPE 7.5 HP INTERNAL DRIVE PULLEY, 300 FPM
GEAR REDUCER N/A
SPREADER PLATE N/A
IDLERS CEMA B, 5" DIA X 24" BELT WIDTH
RETURN IDLERS CEMA B, 5" DIA X 24" BELT WIDTH
ADDITIONAL INFORMATION RETURN CHUTE IS LINED WITH AR400 AND FOLDS INTO HOPPER FOR
TRANSPORT
FINES CONVEYOR
BELT WIDTH 48"
BELT TYPE 220 PIW 2 PLY 3/16 X 1/16
CONVEYOR LENGTH 16'
HEAD PULLEY TYPE DRUM WITH 1/2" LAGGING
HEAD PULLEY DIMENSIONS 16" DIA X 51" FACE WIDTH, (SHAFT) 3-15/16" DIA X 70" LONG
TAIL PULLEY TYPE WINGED
TAIL PULLEY DIMENSIONS 14" DIA X 51" FACE WIDTH, (SHAFT) 3-7/16" DIA X 71" LONG
BEARINGS TYPE - HEAD PULLEY BALL BEARING 2-BOLT PILLOW BLOCK
BEARING SIZE - HEAD PULLEY 3-15/16" DIA
BEARINGS TYPE - TAIL PULLEY BALL BEARING 2-BOLT PILLOW BLOCK
BEARING SIZE - TAIL PULLEY 3-7/16" DIA
BELT CLEANER 48" PRIMARY BELT CLEANER WITH PIT VIPER BLADE - TWIST TENSIONER
DRIVE TYPE MTR/REDUCER 2-3/16 HOLLOW SHAFT, 15.38:1 RATIO
SKIRTING 3/8" X 4" 14' LONG
SPREADER PLATE N/A
IDLERS CEMA B, 5" DIA X 48"
RETURN IDLERS CEMA B, 5" DIA X 48"
BELT SPEED 300 FPM
COLLECTION CONVEYOR (TOP DECK AND 2ND DECK)
BELT WIDTH 24"
BELT TYPE 220 PIW 2 PLY 3/16 X 1/16
CONVEYOR LENGTH 8' 7-1/4"
HEAD PULLEY TYPE DRUM WITH 1/2" LAGGING
HEAD PULLEY DIMENSIONS 8" DIA X 27.56 FW
TAIL PULLEY TYPE WINGED
TAIL PULLEY DIMENSIONS 8" DIA X 26" FACE WIDTH, (SHAFT) 1-15/16" DIA X 35-1/4" LONG
BEARINGS TYPE - HEAD PULLEY FLAT MAOUNING BLOCKS (NO BEARINGS)
BEARING SIZE - HEAD PULLEY N/A
BEARINGS TYPE - TAIL PULLEY BALL BEARING 2-BOLT PILLOW BLOCK
BEARING SIZE - TAIL PULLEY 1-15/16"
BELT CLEANER N/A
DRIVE TYPE 3 HP INTERNAL DRIVE HEAD PULLEY, 250 FPM
SPREADER PLATE N/A
IDLERS CEMA B, 4" DIA X 24"
RETURN IDLERS CEMA B, 4" DIA X 24"
HOPPER
TYPE HYDRASET HOPPER
OVERALL DIMENSIONS
(INCLUDES LEGS) 103-1/4"(W) X 228-7/16"(L) X 70-9/16"(H)
HOPPER DIMENSIONS 103-1/4"(W) X 228-7/16"(L) X 36-9/16" (H)
FEEDER
TYPE VIBRATING GRIZZLY FEEDER WITH 5' 2-STEP RELIEVING GRIZZLY SECTION
DRIVE TYPE ELECTRIC MOTOR 30 HP, 1750 RPM WITH V-BELT DRIVE AND GUARD
WIDTH 52"
LENGTH 17'
GRIZZLY SPECS FIXED PLATE FABRICATED STEEL GRIZZLY WITH 1-1/2" OPENINGS
CRUSHER
CRUSHER TYPE IMPACT
CRUSHER MODEL 4056
NO. OF BLOW BARS 2 BLOW BARS, 2 DUMMY BARS
NO. OF APRONS 2 ADJUSTABLE, 1 FIXED
SCREEN
SREENBOX TYPE 2-DECK INCLINE
SCREENBOX DIMENSIONS 5' X 16'
MATERIAL SPREADER YES
SREENBOX DRIVE 20 HP TEFC ELECTRIC MOTOR , 1800 RPM
LUBRICATION TYPE GREASE
CHASSIS
SUSPENSION FIFTH WHEEL, TRIPPLE AXLE CHASSIS WITH AIR BRAKES ON ALL AXELS.
WHEELS/TIRES 12 WHEEL HUB PILOTED 10 HOLE 22.5 DIA, W/ 11R X 22.5 16 PLY TIRES
PLANT LEVELING
SIX HYDRAULIC OUT RIGGERS FOR PLANT SET UP AND LEVELING. FOUR
LEGS PROVIDED ON HYDRASET HOPPER OPTION AND TWO FRONT LEGS STANDARD.
OTHER
SAFETY FEATURES MSHA GUARDING,
DUST SUPPRESSION H2O SPRAY SYSTEM WITH TWO SPRAY BARS. ONE SPRAY BAR AT THE
CRUSHER INLET AND ONE AT THE CRUSHER OUTLET.
OPTIONS
HYDRASET HOPPER SYSTEM
SELF CLEANING MAGNET, FRAME AND STAINLESS STEEL DISCHARGE CHUTE
CENTRALIZED GREASE PORTS
KIDNEY LOOP HYDRAULIC OIL FILTERING SYSTEM
PT TECH EXTENDED WARRANTY
SCREEN CLOTH
ELECTRICAL
ENCLOSURE EEMAC/NEMA TYPE 4 WITH FLANGE DISCONNECT
MAIN DISCONNECT 225 AMP MAIN DISCONNECT
STARTERS NEMA RATED
AUXILIARY STARTERS FOR
ADDITIONAL EQUIPMENT
THREE NEMA #2 STARTERS WITH 30 AMP PLUGS ARE PROVIDED FOR AUXILIARY EQUIPMENT. COMBINED HP OF THREE AUXLIARY EQUIPMENT
CAN NOT EXCEED 50 HP AND ALL OVERLAODS NEED TO BE ADJUSTED PER
APPLICATION.
VOLTAGE 480 VOLT 3 PHASE MAIN POWER WITH 120 VOLT SINGLE PHASE CONTROL
VOLTAGE
HORN HORN SOUNDS AUTIMATICALLY BEFORE PLANT FUNCTIONS CAN START
Revision date:
January 1, 9999
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