Related Manuals for EMRAX 188
Summary of Contents for EMRAX 188
- Page 1 EMRAX d.o.o. Molkova pot 5 1241 Kamnik Slovenija, EU Motor Installation and Maintenance Manual For additional information’s turn to: support@emrax.com All data found in this manual is subject to change without notice.
- Page 2 Installation and Maintenance Manual V Notes: This page intentionally left blank.
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Page 3: Table Of Contents
1. General information ............................4 1.1. How to properly use this manual ..................... 4 1.2. Safe motor operation information ....................4 1.3. EMRAX motors ..........................5 1.4. Intended use ............................ 5 1.5. Operating ceiling ..........................5 1.6. Description of nameplate ......................... 5 1.7. -
Page 4: General Information
These instructions do not purport to cover all the details in motors nor to provide for every possible contingency to be met in connection with installation, operation, or maintenance. Should further information be desired, or should problems arise which are not covered sufficiently for the purchaser’s purposes, the matter should be referred to EMRAX directly. -
Page 5: Emrax Motors
Back side of the motor is defined as the side where 268 – Motor type (188, 208, 228, 268, 348) the phase connections and cooling pipes are located, while the opposite side is the front side of the motor. -
Page 6: Storage
3 month their shafts should be rotated manually. Check the motor for smoothness of operation before first start, if necessary, contact EMRAX support. Insulation resistance fluctuates widely with temperature and humidity variations and the cleanliness of components. -
Page 7: Position Sensor Mounting
Position sensor is required for most applications. parts are mated. EMRAX offers a variety of different positioning 2. Insert the tapered bolt (1) into the encoder sensors that can be supplied together with the motor. -
Page 8: Tamagawa Resolver Installation
Installation and Maintenance Manual V 6. Tighten the tapered bolt (1). 7. Mount the RLS RM44 encoder (5), to the mounting flange of the encoder bracket (4). Use the supplied M4x16 bolts (6), to mount the encoder. Using threadlocker glue on the threads is recommended. -
Page 9: Tamagawa Tandem Resolver Installation
Installation and Maintenance Manual V resolver bracket (7) on the back of the motor. 2.3. TAMAGAWA tandem resolver installation Make sure that it is seated in its position, if necessary, use temporary bolts to tighten it to Required parts: the motor. 5. - Page 10 Installation and Maintenance Manual V 1. Place the adapter shaft (6) inside the motor shaft (this step is only required for the 268 and 348 motor types). Before inserting the part use threadlocker glue on the faces, where the parts are mated. 2.
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Page 11: Motor Installation
Installation and Maintenance Manual V 3. Motor installation 3.2. Mounting the motor The motor can be orientated in any direction and 3.1. General space requirements mounted with: a) a factory X bracket (Figure 13) on a firm flat base Electric machines should be installed to allow an easy with 4 bolts (highlighted in blue). -
Page 12: Motor Output
Figure 15 and Figure 16. Using refer to CAD model found on our website or contact a thread-locking adhesive and securing the bolts with EMRAX support. a safety wire/wedge locking washers is advised. Bolts must be of grade 10.9. Use the below prescribed torques when bolting the motor. - Page 13 It is recommended to use a misalignment coupling between the motor and the driven shaft. In case of hybrid (ICE + EMRAX) applications, you must use an anti-vibration coupling. Figure 19: FSI assembly, FSI marked in blue...
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Page 14: Windings
3.4. Windings EMRAX motors have two general windings options: a) 1 x UVW Figure 23: left – 1 x UVW, right - 2 x UVW (black – U, red – V, blue – W) -
Page 15: Twin Motor Assembly
Figure 25: Distance between the motors When sliding the two motors together, you must align the two EMRAX logos on the rotors as shown in Figure Figure 24: Twin assembly (left: front motor, right: rear motor) 26, highlighted in blue. -
Page 16: Motor Cooling
20 m/s at 20 ⁰C. When AC motors are exposed to lower air flow rate and/or higher ambient temperatures, continuous performance can decrease significantly. Please refer to EMRAX support on advice regarding your application. Figure 27: Twin assembly with accessories... - Page 17 Installation and Maintenance Manual V Coolant needs to be supplied to the motor at rates given in the bellow table. Coolant Min./Max. Pressure Coolant Motor contact flow rate drop at volume type area [l/min] 6 l/min [ml] 6/11 0.2 bar 44000 6/11 0.5 bar...
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Page 18: Coolant Fittings Replacement
Installation and Maintenance Manual V Rubber hose of inner diameter 10mm should be installed and secured with a clamp on the coolant fittings. c) Combined cooling (CC): Stator is both liquid and air cooled, rotor is air cooled. IP21! Take care not to drop ferromagnetic particles into the motor through the cooling holes. - Page 19 Figure 35: HV and LV cables crossing Figure 34: Cable support example (not provided by EMRAX) Take care to separate the high current path cables from any low voltage/communications cables to avoid electromagnetic interferences.
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Page 20: Steps Prior To Starting
If the issue is not resolved, Water-solvent mixture is a very effective way in please contact EMRAX support for further cleaning coolant channels against accumulated dirt. instructions. Care must be taken to make sure that... -
Page 21: Bearings
5.7. Repair EMRAX will not be liable for any costs or damage If suspecting motor failure, please contact EMRAX incurred by its customers in the removal or representative or contact EMRAX support directly for replacement of defective products from units in which further instructions regarding the motor repair. - Page 22 Installation and Maintenance Manual V Document Revision history: Revision Date Author Description________________________________ 06/12/2021 U.K. Initial version 22/12/2021 U.K. Revised nameplate and motor cooling 21/02/2022 U.K. Updated pressure drop values 09/03/2022 U.K. Added warranty claim, revised 2.6 and 2.4 19/10/2022 Revised manual, added installation instructions 16/08/2023 U.K.
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