4.2.2. Installation of multi-segment belt feeders ..............11 4.2.3. Installation on RNA supports ..................13 4.2.4. Drive system (belt conveyors without RNA control units) ........... 14 4.2.5. Preliminary adjustment of belt tracking ............... 14 Commissioning ........................15 5.1. Adjustment of belt return station ..................15 5.2.
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Declaration of Incorporation according to Machinery Directive 2006/42/EC We hereby declare that our product is intended to be incorporated into or assembled with other machinery to consti- tute one machine in terms of the Directive indicated above (or parts thereof) and that it must not be put into operation until the relevant machinery into which it is to be incorporated has been declared to be in conformity with the EC Ma- chinery Directive.
1. Technical data 1.1. Table 50, 80, 100, 120, 150, 200, 250, 300, 400, 500 Belt widths (mm) (intermediate widths and widths > 500 are possible) 500 to 12,000 Belt lengths = shaft center distance (mm) (smaller sizes possible depending on design) 100 standard rating (depending on motor, belt width and mode of operation Conveyor load...
1.2. Motor connection diagrams 1.2.1. Constant-speed three-phase motor Connection of three-phase motors Connection to three-phase supply Connection to three-phase supply High voltage (star connection) Low voltage (delta connection) 3x400V 3x230V For reversing the sense of rotation change two phases of the supply line 1.2.2.
1.2.3. Variable-speed three-phase motor Connection of variable-speed three-phase motors via variable frequency drive unit Connection to three-phase supply Connection to three-phase supply High voltage (star connection) Low voltage (delta connection) 3x400V 3x230V For reversing the sense of rotation change two phases of the supply line 1.2.4.
2. Safety directives We have taken great care in design and manufacture of our conveyors in order to ensure smooth and safe operation. You, too, can make an important contribution towards safety at work. We therefore ask you to read these brief operating instructions completely prior to commissioning the system.
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Intended use The intended use of the belt conveyors is the feeding of parts. The shortest side of such parts must be at least 5 mm long. Special versions or accessory equipment are available to modify the belt conveyors for use with parts having smaller side lengths (> 0.5 mm). If necessary, please contact the manufacturer.
2.1. Applicable directives and standards The hopper has been manufactured in accordance with the following directives: • EC Machinery Directive 2006/42/EC • EC Low-Voltage Directive 2014/35/EU • Electromagnetic Compatibility Directive 2014/30/EU We assume that our product will be incorporated into a stationary machine. The requirements of the EMC Directive must be satisfied by the user.
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For belt drive a number of motors are available for constant and variable speed. The motor may be arranged at the entry or exit end of the belt or in the middle. Drive stations can be attached to the belt conveyor in different ways. Control of the belt feeder is effected, depending on motor type, by motor protection breaker, electronic control devices or variable- frequency control units.
4.2.3. 4.2.2. Installation of multi-segment belt feeders RNA belt feeders whose total length exceeds 3 m are delivered in segments due to packing and shipping considerations. The installation procedure for these belt feeders is described below. Installation of the conveyor body •...
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For belts with overlap joints the conveying direction should be as shown below. Fig. 6: Choice of conveying direction Use of the belt for accumulation of parts is an exception. In this case, turn the belt. Fig. 7: Accumulation belt conveying direction •...
4.2.3. Installation on RNA supports For installation of the belt conveyor on the RNA-supplied supports proceed as follows: Double supports with FP120 Single supports with FK120 With FP120-type conveyors, remove the slot nuts from the With FK120-type conveyors, loosen the screws of the clamping support brackets.
4.2.4. Drive system (belt conveyors without RNA control units) Have a professional electrician connect the motor in accordance with the circuit diagram (see chapter 1). After that, check the sense of rotation. Attention Provide suitable overload protection for the motor. The characteristics of the motor can be found on its rating plate.
5. Commissioning Attention Electrical connection of the belt conveyor must be made by trained professional electricians only! When making any change to the electrical connection be sure to observe the operating instructions for the motor circuit-breaker / control unit. For starting and stopping the belt conveyor use the motor protection breaker fitted beside the motor. Fig.
5.2. Adjusting the center drive station Feeding direction Feeding direction Left traction side Right traction side Right traction side Left traction side Fig. 13: Center drive station Adjust tensioning stations 1 + 2 to parallel axes. Position the tensioning rollers 3 + 4 of the center drive station in parallel and then tighten uniformly. If you find the belt moving to the right, viewed in conveying direction, tighten the adjusting roller on the left traction side until the belt runs on line centre.
6. Belt replacement Attention For installation, maintenance and repair work all poles of the power supply must be disconnected from the belt conveyor in compliance with VDE provisions. Any work on electrical equipment of the belt conveyor shall be carried out exclusively by a professional electrician, or by instructed persons (see chapter 2) working under the direction and supervision of a professional electrician, according to electrotechnical rules.
Notice If belt slipping occurs under operational load conditions, uniformly (count the turns!) tighten the tensioning screws until the drive shaft pulls the belt without slip. • Adjust belt tracking as described in section 5. Tensioning station Center drive station Tensioning station Setscrews Threaded plate...
7.4. Chain drive system Check the tension of the drive chain at regular intervals depending on load conditions. Re-grease the chain at regular intervals. Use a commercially available chain grease. Notice Check chain tension at regular intervals. Remove the chain guard and clean the sprockets and chain of dirt and lubricant residue. Take care to remount the chain guard.
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RNA Group Further manufacturing sites Headquarters of the RNA Group Manufacturing and Sales Rhein-Nadel Automation GmbH Manufacturing Reichsweg 19-23 Lüdenscheid branch D-52068 Aachen Rhein-Nadel Automation GmbH Nottebohmstraße 57 Phone: +49 (0) 241-5109-0 D-58511 Lüdenscheid Fax: +49 (0) 241-5109-219 Phone: +49 (0) 2351 41744 E-mail: vertrieb@RNA.dede...
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