Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) List of Contents Page INTRODUCTION SAFETY INSTRUCTIONS FOR OMS ESCALATOR MACHINES Applicable Use Non Applicable Use Warranty and Liability for the Escalator Drive Dangers, that are associated with the Escalator Drive Instructions for Safe Use Requirements and Qualification - Installation and Maintenance Personnel 9...
Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) 1 Introduction These instructions include pictograms for commenting on Warnings and Safety Issues. Application Tip: Additional Comments and Information, no danger involved Warning: of a general risk for the machine or a human safety hazard...
Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) 2 Safety Instructions for OMS Escalator Machines Applicable Use The OMS – escalator traction machine EC 2 - 25 is solely intended for usage in escalators and passenger conveyors (travelators, moving walks) for public transportation according to EN 115 and DIN EN ISO 12100 part 1 + 2.
Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) OMS Drives may only be stored, erected and run in dry closed areas. The IQ/OQ representative and the user must ensure that adequate measures are taken to avoid a contamination with building dust and or dirt.
Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) Important: • All work related to; Transport, Electrical Connections, pre-Service Checks and Maintenance of the Drive System must be carried out by qualified technicians. Incompetent work can lead to serious personal injury and / or damage.
Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) Dangers, that are associated with the Escalator Drive Our escalator drives are at the cutting edge of technology and are delivered in a safe operating configuration.
Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) Installation Assembly Prior to installation, the intended frame or foundation upon which the escalator machines are to be installed must always have been calculated and proved adequate. The frame must be rigid enough to withstand all and any bending and torsional forces that may occur during operation.
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Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) 3.1.2 Adjusting the Drive unit to the Intermediate gear Put some grease on the inner toothing of the intermediate gear outputshaft before you mount it onto the escalator shaft.
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Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) Measurement – and control points 1-4; incremental angle 90° Before assembling the coupling put some assembling grease onto the bolts Page 13 of 89...
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Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) Move the bolts of the first coupling flange into the holes of the second coupling flange To adjust the distance between the coupling flanges (min. 1,5mm – max. 6mm) it will be helpful to put some distance gauges between the coupling flanges at the points 1-4 Page 14 of 89...
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Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) After assembling the coupling the following dimensions must be proofed at the points 1-4: Parallelism, axial alignment and angular alignment of the coupling flanges If necessary readjust it Angular alignment must be smaller then 0,1°...
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Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) Wrong assembling: assembled like this the gear box will become an oil leak and the rubbers of the bolts will be destroyed soon Check the rubbers of the bolts every year.
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Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) 3.1.3 Assembly and installation of complete traction machine Before commissioning: Exchange the labelled sealing plug on the Gearbox Casing with the supplied Oil Dipstick or the supplied Air Bleeder Valve.
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Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) and connect Only qualified personnel may open the Terminal Box on the Motor the machine to the electrical supply. Only qualified personnel may carry out repairs and service work on the electrical parts of the machine.
Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) 4 Construction and Function The OMS escalator machine is a high capability traction machine, compromised of several sub- units for different tasks. Due to the high efficiency ratio of approx.
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Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) Fig. 4b : Dual machine, consisting of 2x Drive unit, 1xIntermediate coupling, 1xBasic plate and 1x Chain wheel Annotation for fastening the gear boxes onto the basic plate : Torque for the screws : M20 - 8.8 : 320Nm ;...
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Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) Hand- wheel Motor junction Brake function control Coupling flange Brake lining with bolts control Speed sensors Fig. 4d: Design of the OMS machine EC 2-25 with intermediate coupling Oil dipstick Coupling flange Air ventilation...
Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) Technical Data Please refer to the Appendix for details of the OMS escalator machine’s working capacity, sheet: „Technical data for escalator machine EC 2 – 25“. All dimensions and connecting dimensions for the OMS escalator machine are given in the Ap- pendix: „Dimensioned drawing of the escalator machine EC 2 - 25“.
Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) 5 Transport and Storage Transport All machines are inspected and passed prior to leaving our factory site. When you accept delivery of your machine, please check the packaging for signs of exterior damage.
Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) Lifting the machine Always use the appropriate lifting tackle to lift the elevator ma- chine, otherwise it may fall! Only high strength eyebolts may be used to lift the gear unit! The gear housing is equipped with threaded holes for eyebolts (4x M12).
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Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) Lifting the Dual-machine There are 3 holes with thread M20 for eye bolts for lifting the Dual-machine. Page 28 of 89...
Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) Storage The Machine must not be stored outside and may not be exposed to outdoor weather conditions. If it is planned to store the machine for a longer period of time before installing it, then the measure must be undertaken to ensure an adequate conservation of the machine Up to 3 Months Storage: No special storage requirements.
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Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) • Turn the Machine a few times by hand, (to ensure that the Motor Bearings are evenly greased). • If the Machine cannot be turned by hand, or the movement is stiff, then the Motor Bearings may have to be replaced.
Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) 6 Regular Use and Maintenance The regulations for operation, service and inspection according to the valid safety regulations like EN 115 „Safety rules for the construction and installation of escalators and moving walks“ as well as all other applicable national and international regulations must be adhered to.
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Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) General comments: The loss of lubricating properties and the dark brown to black discoloration of the oil result after long maintenance intervals, due to particles or dirt collecting in the oil bath, due to moisture in the gear housing, high ambient temperature and the resulting temperature in the machine room.
Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) Brake Maintenance 6.4.1 Manual release lever To open the brake it´s allowed to put an extension tube onto the manual release lever. 180mm The maximum allowed length of the extension tube is vertical direction...
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Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) 6.4.2 Control: Movement of the Brake Lever During the usual maintenance intervals the brake levers of the escalator equipment must be checked for easy movement.
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Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) 6.4.4 Replacing the Brake Lever Stop and secure the escalator against movement (adhere to the relevant in- structions of the escalators manufacturer). When dismounting both brake levers, no holding torque will be available anymore, and the escalator may start moving! •...
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Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) Loose the screw4 and remove it together with the washer 3. Remove the brake shoe and the o-rings (upper and lower side). Page 41 of 89...
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Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) Clean the surface from the brake lever. Apply grease it again with grease (OMS recommends MOLYKOTE Longtherm 2 plus). Insert the new o-rings into the grooves of the brake lever (upper and lower side). Upper side Lower side Page 42 of 89...
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Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) Put the brake shoe onto the brake lever. The step hole is upper side, the thread is lower side. Take care not to damage the o-rings! Now put the screw 4 together with the washer 3 into the hole of the brake shoe.
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Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) 6.4.5 Setting the Brake The required Magnet Field Strength and Spring Resistance is determined in the factory accord- ing to the rated torque of the Motor. Normally implementing a short over excitation will open the Magnet, i.e.
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Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) 6.4.6 Adjusting the brake torque of one circuit braking system: 1. Loosen the locking nut M12 at the closed brakes threaded rod. 2.
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Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) Fig. 10a 1...1,5 mm Brake lever with movable shoes (high power traction units) 4. -Loose the locking nut M12 -Turn in the adjustment bolt. -Energize the brake solenoid and move out the plungers.
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Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) 6.4.7 Adjusting the brake moment of the double circuit braking system: Fig. 11 Version: Spring outside 1. Loosen the lock nut M12 on both bolts on the springs of the closed brakes. 2.
Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) Replacing the motor If it is necessary to replace the motor after a long service life or if the motor is defective, an elastic coupling ring is supplied for the replacement.
Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) Inductive Brake Function Sensor Information: Calculated switch clearance: 4,5mm Standard Function – The electrical circuit is closed when the brake is open Adjusting the break lining wear control 11mm Sensor M12 x 1 CLOSER...
Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) 6.10 Mounting of chain Wheel / flange of intermediate coupling Clean the shaft and the chain wheel and grease them. Place the O-rings into the chain wheel.
Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) 6.11 Dismounting of chain wheel / flange of intermediate coupling Dismantle the hexagonal screw (M20 ) of the chain wheel and remove the bar. Srew in the adaptor for pressure oil (4) and tighten it with 100 Nm.
Installation instructions EC 2 - 25 Coupling Machine, Duplex Machine , Dual Machine (Technical changes reserved – Last Changes 10/2018) 7 Disassembly Disassembly of the Escalator Drive Remove the Oil Dipstick and replace it with the supplied Sealing Plug. The Gearbox is not sealed when the Oil Dipstick is fitted.
8 Addendum Technical Data Dimension sheet Electrical Connections (Page 1) Technical Releases We shall be pleased to receive your questions, comments and suggestions: OMS Antriebstechnik Bahnhofstraße 12 36219 Cornberg Tel.: 05650 – 969 – 0 Fax: 05650 – 969 - 100 E-Mail: info@oms-antrieb.de...
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APPENDIX A Technical data for the OMS-escalator machine EC 2 - 25 Coupling machine ; Duplex Machine ; Dual Machine Technical changes reserved – Last Changes 10/2018 Gear : input-torque, max : T max. = 220 Nm input speed: n = 1000, 1200 and 1500 rpm η,n = >...
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APPENDIX A Technical data for the OMS-escalator machine EC 2 - 25 Coupling machine ; Duplex Machine ; Dual Machine Technical changes reserved – Last Changes 10/2018 Machine Monitoring: optional for: brake function monitor brake lining wear monitor vibration measuring sensor oil bath: temperature, level Safety-Sensors:...
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APPENDIX B Dimensioned drawing of the OMS escalator machine EC 2 - 25 Technical changes reserved – Last Changes 10/2018 Side view . Coupling and Duplex Machine Totally high depends from the motor power and the type Page 58 of 89...
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APPENDIX B Technical data for the OMS-escalator machine EC 2 - 25 Coupling machine ; Duplex Machine ; Dual Machine Technical changes reserved – Last Changes 10/2018 Top view : Duplex Machine Page 59 of 89...
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APPENDIX B Technical data for the OMS-escalator machine EC 2 - 25 Coupling machine ; Duplex Machine ; Dual Machine Technical changes reserved – Last Changes 10/2018 Side view : Dual Machine Totally high depends from the power and type of motor Page 60 of 89...
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APPENDIX B Technical data for the OMS-escalator machine EC 2 - 25 Coupling machine ; Duplex Machine ; Dual Machine Technical changes reserved – Last Changes 10/2018 Top view : Dual Machine Page 61 of 89...
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APPENDIX B Technical data for the OMS-escalator machine EC 2 - 25 Coupling machine ; Duplex Machine ; Dual Machine Technical changes reserved – Last Changes 10/2018 Front view : Dual Machine Measure A and B is depending of the kind of chain wheel Page 62 of 89...
APPENDIX C Electrical connections – OMS escalator machine EC 2 - 25 Coupling machine ; Dual machine ; Duplex machine Technical changes reserved – Last Changes 10/2018 1. Terminal diagram for E - motor Terminal box: The machine’s motor must be wired for star/delta operation with a 7 way cable (3 + 3 +PE).
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APPENDIX C Electrical connections – OMS escalator machine EC 2 - 25 Coupling machine ; Dual machine ; Duplex machine Technical changes reserved – Last Changes 10/2018 Connecting to Frequency inverter Delta-Connecting Jumper between U1-U2 and –V1-V2 and W1- Motor cable (consisting of U1 ;...
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APPENDIX C Electrical connections – OMS escalator machine EC 2 - 25 Coupling machine ; Dual machine ; Duplex machine Technical changes reserved – Last Changes 10/2018 2. Mains supply connection for OMS brake magnet Connection with one control switch; Both magnetic circuits are controlled together.
APPENDIX D Pin assignment Wieland connector - EC 2 - 25 Coupling machine ; Dual machine ; Duplex machine Technical changes reserved – Last Changes 10/2018) Wiring of the sensor signals to the Wieland type connectors: The pin assignment is agreed upon with the customer individually and is available to the customer accordingly.