Miedema SB series

SB 151

Receiving hopper

14-07-2016 CPT

� Highlights� General information� Dimensional drawings� Basic execution� Cleaning units� Conveyors� Power and operation� Options.

Miedema SB receiving hopper

Unique buying reasons� High capacity, 20 – 60 ton/uur� Product friendly, low dropheights� No leakage of product or soil� Low energy consumption� Easy to operate� Low maintenace costs

Highlights

General informationUnits SB 151

HopperBiggest width(without discharge conveyors)

cm 311

Height (depends on options)

cm 270 - 370

Entry width cm 295Moving floor width cm 120Moving floor length cm 350Moving floor speed m / min 0,2 - 8,2Maximum road speed km / uur 6

General informationMoving floor drive* SB 151Voltage Volt 380 - 420Frequency (Voltage) Hz 50Power kW 0,75Amperage max Amp 2,0Amperage in normal use Amp 1,4Isolation IP 54Cleaning unitNumber of rolls pcs 6 or 8Cleaning width cm 120Space between rolls mm 3 - 55Space between rolls whenusing Smart Pin

mm 3 - 40

*For different Voltages Miedema has transformers available to create 400 Volts, see thewebconfigurator and chapter “Power and operation”

General informationMotor chain drive*Voltage Volt 380 - 420Frequency (Voltage) Hz 50Power kW 1,1 / 0,8Amperage max Amp 3,0 / 2,2 per motorAmperage in normal use Amp 2,0 / 1,5 per motorIsolation IP 542 speeds rpm 140 / 70

*For different Voltages Miedema has transformers available to create 400 Volts, see the webconfiguratorand chapter “Power and operation”

General informationFlat conveyors (VAB) 6 rolls unit 8 rolls unitLength variants cm 250/290/330Width variants cm 75 95Discharge height cm 105Speed – single m/min 38Drive*Voltage Volt 380 – 420Frequency Hz 50Power kW 0,55Amperage max Amp 1,6Amperage in use Amp 1 - 1,6Isolation IP 65

*For different Voltages Miedema has transformers available to create 400 Volts, see thewebconfigurator and chapter “Power and operation”

General informationTroughed conveyor (TAB)Length variants cm 250/290/330Width variants cm 75Discharge height cm 105Speed – single m/min 39Drive*Voltage Volt 380 – 420Frequency Hz 50Power kW 0,55Amperage max Amp 1,6Amperage in use Amp 1 - 1,6Isolation IP 65

*For different Voltages Miedema has transformers available to create 400 Volts, see thewebconfigurator and chapter “Power and operation”

Basic execution (obligatory choices included)

� Drawbar� Rubber flaps on bunker sides� Splitter above moving floor� Variable speed moving floor� PVC moving floor belt with cleats in V-shape� Variable inclination cleaning rollers� Variable distance between cleaning rollers� Flat conveyor for dirt� Remote control (wired)� Start-Control.

General information.

Dimensional drawings SB 151SB 151 Funnel outlet

Dimensional drawings SB 151SB 151 SZ6

Dimensional drawings SB 151SB 151 SZ8 SU6 with funnel outlet

Chassis� Simple and sturdy� Tires: 184 R14� Jacks in case of cleaning unit (to adjust

inclination of rollers)� Mechanical discharge height adjustment in

case of funnel outlet directly behindmoving floor

Basic execution

Intake rubber� Over full width of the intake

Drawbar� Strong, easy to mount� Suitable for transport in the tractor hitch

Basic execution

Intake� Entry width: 295 cm� Maximum machine width 305 cm

(excluding conveyor belts)� Sturdy rubber side flaps against leakage

Basic execution

Splitter� Takes away direct pressure from the

moving floor� Covered with rubber for minimal product

damage

Bunker sides� Funnel shaped� The arc provides extra rigidness

Basic execution

Moving floor frame� PVC belt with V-shaped cleats to transport

product� Drive drum with special surface for grip on

the belt� Belt is supported by heavy duty steel rollers� Single drive with reductor� Length 350 cm, width 120 cm

Basic execution

Drive of the moving floor� Durable reductor� Speed step less from 0,1 – 4,6 m/min,

biggest range in the market� Soft start prevents electrical peaks.

Moving floor� Endless PVC belt with V-shaped cleats� No lateral leakage of soil due to strip

along the side boards

Basic execution

Discharge funnel� Very basic machine, if no cleaning unit is

needed� Fixed moving floor angle, adjustable though

with pin-hole connection� Funnel angle/discharge height adjustable

with pin-hole connection� Funnel exit width: 70 cm

Basic execution

Transition moving floor – 1st unit� Smooth transition, hardly a dropheight

Guiding flaps� Smooth transition of product to the

cleaning units� Prevents leakage

Basic execution

Cleaning units6 Rolls RPMUnit 120 6 rolls 1 motor 2 speeds 70/140 rpm8 RollsUnit 120 8 rolls 1 motor 2 speeds 70/140 rpm

Chain drive� 1 Motor per unit� 2 speeds, 70/140 rpm� Heavy duty, special hardened Tsubaki chains

and sprockets� Advise: rocks and stones in product: all rolls

spiral� Lower nominal energy consumption� Copes better with peak energy demands.

Cleaning units

Additional info on cleaning units and advice in choice of rolls� Following rolls have the same price:

� Smooth rolls with scrapers� Spiral rolls with filling pipes� Grading rolls, scrapers have extra

price� Clay soils (and no rocks or stones): first

and last roll smooth� Lots of haulms: last roll smooth.

Cleaning units

Spiral rolls� SZ: spiral rolls, left and right windings� With center bushes and filler pipes� End of rolls fitted with rings against

jamming stones.

Smooth rolls� RZ: smooth rolls� Stainless Steel � Inner supports against unbalance (5)� Including scrapers

Cleaning units

SU grading rolls� SU: grading rolls, poly urethane� Available in 35-55, 40-60 and 50-70 mm� Minimum is minimum, maximum can be a

bit bigger, but less accurate� Fully square grading.

PU rolls� PU: Poly Urethane rolls� Product friendly� No means of cleaning available� Advice: last roll smooth when having haulms

Cleaning units

Star rollers 11 fingers (PU)� PU: Poly Urethane rolls, product friendly� Light soils� Assembled in spiral shape� No means of cleaning available.

Star rollers 7 fingers (PU)� PU: Poly Urethane rolls, product friendly� Light soils� Assembled in spiral shape� No means of cleaning available

Cleaning units

Last scraper SU roll� Including rubber guidance flaps� Long guider plates for smooth product

transition� Option!

Scrapers SU rolls� Advised in most circumstances (option!)� Keeps grading quality even� Scrapers in sections for fine adjustment

Cleaning units

Frame cleaning unit(-s)� Two jacks for height adjustment

(inclination of cleaning unit), coupled� One jack for gap adjustment between

rollers of cleaning unit� Cranck included for manual operation� High reduction ratio for easy adjustment� Fully supported on nylon rolls� Smooth adjustment of the units.

Cleaning units

Unit sides� Minimal space between sides and roll

prevents small product leaking sideways� Covers slide over each other.

Scissors� Double scissors, steel bushed hinges� Lasered pieces, highest precision� Durable SKF ball bearings for rolls� 2 bolts per roll, easy to change rolls

Cleaning units

VAB Flat conveyor (obligatory choice)� Underneath 1st unit� 6 rollers:

� VAB 210/75: 210 cm long, 75 cm wide� VAB 250/75: 250 cm long, 75 cm wide

� 8 rollers:� VAB 210/95: 210 cm long, 95 cm wide� VAB 250/95: 250 cm long, 95 cm wide

� Drum motor (van der Graaf), single speed, Standard fixed scraper

� Discharge heigth: 105 cm

Conveyors

TAB Troughed conveyor (obligatory choice, only i.c.w. 1 unit)� Last conveyor of the hopper� Asymetric troughed belt, product flows

further away from cleaning unit� TAB 250/75: 250 cm long, 75 cm wide� Drum motor (van der Graaf), single speed

39 m/min � Discharge heigth: 105 cm.

Conveyors

Barrier� To be changed over when changing belt

running direction, easy to do

Scraper � Adjustable scraper with wearpart� If mounted on discharge side: scraped soil

stays in product flow, no cleaning up necessary

Conveyors

Switch box� Big spacious switch box, dust free� Positioned on RH side of the machine� Buttons are positioned in logical order, as

the options appear on the machine� Pictograms and clear symbols for all

options� Status lamp for errors� Standard with wired remote controlClear

set up of parts� All connectors on the bottom of the box � Door with hook to keep it open

Power and operation

Remote control (standard)� Robust housing� 15 meter cable� Equipped with:

1. Moving floor speed, variableadjustment by potentiometer

2. Emergency stop button3. Start button4. Hook.

Power and operation

Start Control� Most Miedema machines have Start-Control� 1 push of the start button starts all machines

in connected sequence using timers� Stop button stops all machines direct� Prevents peak power demands� Product friendly, conveyors remain filled� Non-Miedema machines can be equipped

with external Start-Control boxes (contact Miedema).

Power and operation

Start/Stop SB with IR sensor level control� Stops machine as long as it detects product

in e.g. a small bunker for a grading unit� Timer on sensor for optimal settings.

Variable input board� When different trailers are used� Prevents spillage of product � Easy to move up and down� Range from 85 – 120 cm height

Options

Output socket 20A� Continuous power supply� Ideal for soil conveyors, also non-

Miedema� Max 20A.

Options

2nd unit for grading� Only 6 rollers with 1 motor (2 speeds)

for 2nd unit available� Conveyor under 2nd unit always 50 cm wide� Always PU grading rollers, 35-55, 40-60 or

50-70 mm � RZR roller cleaner optional� Separate switch box, connects to auxiliary

connector on main switch box� Can be installed later

Options

Set of soft pins 6 roller sizing unit� Pins with flexible tips for RZR on 2nd unit

when grading rollers are installed� Increases grading capacity� Less product damage.

Roller cleaner RZR� Continuous pushing trough of product on

grading rolls� Increases grading capacity� Flexible tips for grading rolls� Less product damage.

Options

VAB Flat conveyor (obligatory choice)� Underneath 2nd unit� 6 rollers:

� VAB 190/50: 190 cm long, 50 cm wide� VAB 230/50: 230 cm long, 50 cm wide

� Drum motor (van der Graaf), single speed� Standard fixed scraper� Discharge heigth: 73 cm

Conveyors

Funnel outlet (obligatory i.c.o. 2nd unit)� Outlet width: 70 cm� Discharge height adjustable with pin-hole

connection.

Start-Control extension cables� 7,5 m or 15 m extension cables� To let the machines in line start up from the

last machine with one push of a button� The complete line will stop immediately when

the Stop button on any machine is pushed

Options.

End.