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Summary of Contents for SEW-Eurodrive DFS Series
- Page 1 DFS/DFY Synchronous Motors Operating Instructions Edition 02/2000 14/004/92...
- Page 2 Safety Notes Allways follow the warnings and safety instructions contained herein! Electrical hazard, e. g. during live working. Mechanical hazard, e. g. when working on hoists. Important instructions for safe and fault-free operation. A requirement of fault-free operation and any rights to claim under guarantee is that these Instal- lation and Operating Instructions are followed.
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Page 3: Table Of Contents
Contents Safety Instructions ................4 Installation/Assembly ................5 2.1 Before you begin....................5 2.2 Preparatory work after an extended period of storage ...........5 2.3 Installing the motor ....................6 2.3.1 Installation in damp areas or in the open air..........6 2.4 Tolerances ......................6 Electrical Connection................ -
Page 4: Safety Instructions
Safety Instructions Safety Instructions Live and moving parts of electrical machines can cause serious or fatal injuries. Installation, connection, commissioning and maintenance and repair work may only be carried out by qualified personnel in observance of • these instructions • all other project planning documentation, instructions for commissioning as well as wiring dia- grams relating to the drive •... -
Page 5: Installation/Assembly
Installation/Assembly Installation/Assembly Before you begin If you do not install the motor straightaway, store it in a dry, dust and vibration-free room at –25 ... + 40 °C. The drive must only be assembled if: • The entries on the motor nameplate match the project planning documentation. •... -
Page 6: Installing The Motor
Installation/Assembly Check the terminal box/connector to ensure that: – the inside is clean and dry – connection and mounting components are free of corrosion – joint seals are in order – screwed cable glands are tight. if not, clean or replace them. Installing the motor The motor or geared motor may be only be mounted or installed in the specified mounting position on a level, vibration-free and torsionally rigid support structure. -
Page 7: Electrical Connection
Electrical Connection Electrical Connection Carefully read and follow the Safety Instructions in Section 1. EMC-compliant wiring EMC-compliant wiring: → Installation and Operating Instructions of the servo controller (e.g. ® MOVIDYN Make sure that • the cabling is in accordance with the applicable regulations (see nameplate for rated current data) •... -
Page 8: Dfy71
Electrical Connection 3.2.2 DFY71...DFY112 motors with terminal box • Connect motor according to wiring diagram: Motor power supply lines are located on the board (Fig. 4). phase U phase V phase W Note: It is not possible to reverse the direction 00063BXX Fig. -
Page 9: Connecting The Brake
Electrical Connection DFY 71, 90, 112 DFY 90 DFY 71 DFY 112 S / DFY 112 M DFY 112 ML / DFY 112 L Connector Connection Core Phase U Phase V Phase W yw/gn 00065BXX Fig. 7: DFY 71, 90, 112 power connector Resolver / TF/TH Connector Connection... -
Page 10: Dfs 56
Electrical Connection Note: In view of the DC voltage to be switched and the high current load either special brake contac- tors or AC contactors with contacts in duty class AC3 to EN 60 947-4-1 must be used. 3.3.1 DFS 56 .. B In DFS 56 .. -
Page 11: Connecting The Accessories
Electrical Connection The connector for brake connection to the brake control unit is to be wired by the customer. Connector Core PE (yw/gn) 00069AXX Fig. 9: Wiring diagram for the brake Note: Secure connector with central screw. Do not undo while energized! Connecting the Accessories Connect the accessories supplied in accordance with the wiring diagrams enclosed. -
Page 12: 3.4.1 Av1Y Absolute Angle Encoder
Electrical Connection 3.4.1 AV1Y absolute angle encoder The AV1Y absolute angle encoder is supplied with encoder and connected cable (3 ft./1 m) inclu- ding pin coupling as well as the required mating connector with socket contacts. SEW also offers a ®... - Page 13 Electrical Connection Connection Core contact separation from housing supply + 13 ... 15 ... 24 V , polarized Data+ high = “1” (positive logic) data output, serial Data– high = “0” Pulse+ 7 mA in direction pulse+ = “1” Takt, Stromschleife Pulse–...
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Page 14: Startup
Startup Startup Carefully read and follow the Safety Instructions on page 4. Before you begin Before startup ensure that • all connections have been made correctly and the connectors have been secured against coming loose. • all motor protection features are active during startup. •... -
Page 15: Inspection/Maintenance
Inspection/Maintenance Inspection/Maintenance Isolate the drive from the supply before you start any maintenance work and safeguard the drive against unintentional power-up. Do not undo connectors while the drive is energized. Only use original spare parts in accordance with the valid parts list. Inspection and maintenance periods The service life of a part is influenced by many factors and differs for the various parts. -
Page 16: Dfy 71
Inspection/Maintenance 5.3.2 DFY 71 ... DFY 112 .. B brake 02912AXX Fig. 14: Cutaway view of the DFY 71... 112 brake motor Brake end shield Brake spring 13 Disc 19 Circlip/snap ring Brake disc complete Brake coil, complete 14 Look nut 20 O-ring Intermediate ring Manual release lever... - Page 17 Inspection/Maintenance Replacing the brake disc Remove connector (17) and flat gasket. In brakes with manual brake release: Remove Washers the manual release lever. In brakes without manual brake release: Remove plugs (23) Auxiliary from holes. mounting screws Pull pressure plate (4) on to brake springs using two auxiliary mounting screws and washers.
- Page 18 Inspection/Maintenance Brake motors with AV1Y absolute encoder The encoder must be removed prior to carrying out any maintenance work on the brakes of DFY motors: Open and remove central screw of the right-angle connector (5). Loosen bolts (11) and turn spring washer (10) to the outside before you remove encoder (12) with coupling half (9).
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Page 19: Retrofitting The Brake Dfy71
Retrofitting the Brake DFY71...DFY112 Retrofitting the Brake DFY71...DFY112 Check the received parts for completeness. Preparing the motor Part references: (213/19) means part 213 in Fig. 19 – Remove the cheese head screws (213/19) holding down the housing cover. – Remove the housing cover (304/19). –... -
Page 20: Preassembly Of The Brake
Retrofitting the Brake DFY71...DFY112 107 105 307 306 265 300 103 101 100 16 108 109 00208CXX Fig. 20: DFY motor with brake Preassembly of the brake – Insert the preassembled brake coil (see. 6.2) in the coil body (54/20) and lock it axially with the circlip/snap ring (285/20). -
Page 21: Mounting The Manual Brake Release
Retrofitting the Brake DFY71...DFY112 The brake disc may get damaged by auxiliary mounting screws that may project from the pressure plate. – Remove auxiliary mounting screws. – Tighten cheese head screws. – Tap the protective cap (301/21) into the coil body. –... -
Page 22: Trouble Shooting
Trouble Shooting Trouble Shooting Problems with the motor Problem Possible cause Solution Motor will not start Lead broken Check and restore the connections Fuse blown Check the servo controller, replace the fuse Circuit-breaker tripped Check the circuit-breaker, adjust if necessary, check drive for possible overload Servo controller defective, con- Check servo controller and wiring... -
Page 23: Brake Problems
Trouble Shooting Brake problems Problem Possible cause Solution The brake cannot be Wrong voltage at the brake Apply the correct voltage (see nameplate) released Brake control unit failed Replace the brake control unit, check the brake coil (for resistances see Appendix, Table 5), the switching devices and the connection Brake connected incorrectly Check connection of the brake... -
Page 24: Index Of Revisions
Index of revisions Index of revisions The following modifications and additions have been made in the “Operating instructions DFY syn- chronous motors with and without brake and accessories“ when compared to the previous edition 03/98: • Note on modifications of cable screw fittings from Pg to metric •... -
Page 25: Appendix
Appendix Appendix Table 1: Plug connector data Max. outside Stripped length Connection Connector Socket contacts Cable entry diameter cable A [mm] 4 × 1.5 mm DFS 56 SM11 variable 6 ± 0.5 mm 4 × 1.5 + 2 × 0.75 mm DFS 56 .. - Page 26 Appendix Table 4: Adjustable brake torques Type Brake torque Number and type of springs Part numbers Brake Motor [Nm] Normal Normal DFY 71.. 186 662 1 183 742 7 DFY 90.. 186 663 X 184 003 7 DFY 112.. 17.5 186 677 X 184 008 8 Table 5: Brake coil resistances...
- Page 27 Appendix Assembly SM11 plug connector Step A: 1.-2. Slide clamping ring and cable clamp ring with gasket on cable. Remove 38mm of cable insulation. Slide back shield over cable. Reduce power core to 23mm, core PE to 25mm. PE 25 Step B: 'click' Remove 7mm of insulation from power and PE cores,...
- Page 28 Appendix Assembly of the SM21 ... SM41 plug connector 01626AXX Fig. 23: SM plug connector Coupling ring Shield sleeve End housing Insulating element Conical sleeve Gasket Connector housing Interlocking sleeve Pg sleeve Disassemble the motor power connector. Slide parts 4, 5, 6, 7, 8 and 9 over the cable end in reverse order. Strip off cable sheath according to Table A.
- Page 29 Appendix Assembly plug connector DS56 resolver 019 243 0 “click” 02917AXX DFS/DFY Synchronous Motors...
- Page 30 Appendix Assembly plug connector AV1Y ∅ 5.5 - 8.5 mm ∅ 8 - 12 mm 15 mm 25 mm Crimping connection: ∅ Contact 2: x = 5.5 mm ∅ ≤ Contact 1: y 2.1: x = 4 mm ∅ ≥ Contact 1: y 2.1: x = 6 mm...
- Page 31 Appendix General design of DFY motors frame sizes 71 ... 112 with brake and terminal box 00225BXX Fig. 25: General design of the DFY motor Rotor, complete Releasing yoke 265 Brake spring Flanged end shield Coil body 286 Brake coil Deep groove ball bearing Brake disc, complete 292 Connector part...
- Page 32 Rodovia Presidente Dutra km 213 E-Mail: sew.brasil@originet.com.br CEP 07210-000 Guarulhos-SP Canada Assembly Toronto SEW-EURODRIVE CO. OF CANADA LTD. Tel. (905) 7 91-15 53 Sales, Service 210 Walker Drive, Bramalea, Ontario L6T3W1 Telefax (905) 7 91-29 99 Vancouver SEW-EURODRIVE CO. OF CANADA LTD.
- Page 33 Service and spare parts Italy Assembly Milano SEW-EURODRIVE di R. Blickle & Co. s.a.s. Tel. (02) 96 79 97 71 Sales, Service Via Bernini,14, I-20020 Solaro (Milano) Telefax (02) 96 79 97 81 Japan Assembly Toyoda-cho SEW-EURODRIVE JAPAN CO., LTD.
- Page 36 SEW-EURODRIVE GmbH & Co · P.O.Box 30 23 · D-76642 Bruchsal/Germany Tel. +49-7251-75-0 · Fax +49-7251-75-19 70 · Telex 7 822 391 http://www.SEW-EURODRIVE.com · sew...
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