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Tightening torque tolerance is +/- 5% of the specified tightening torque.

Tightening torques

Connection

Torque

Electric device mounting screws, M8

20 Nm

Connection box lid (power terminal cover) mounting screws

4 Nm

Cable lug mounting screws

15 Nm 

Grounding cable mounting screws, M8

20 Nm

Cable gland (tighten from the frame of the gland)

15 Nm

User Guide

EC-LTS1200-410

Product overview

 

16 | 

©

 Danfoss | July 2021

BC355449988603en-000201

Summary of Contents for EC-LTS1200-410

Page 1: ...User Guide Liquid cooled heavy duty inductor unit EC LTS1200 410 www danfoss com...

Page 2: ...Revision history Table of revisions Date Changed Rev July 2021 Updated user guide 0201 User Guide EC LTS1200 410 2 Danfoss July 2021 BC355449988603en 000201...

Page 3: ...nsportation 17 Receiving and unpacking 17 Lifting 17 Handling 19 Storage 19 Installation Required tools 20 Mechanical installation 20 Allowed mounting position 20 Installation procedure 21 Cooling con...

Page 4: ...ide may not necessarily reflect all system features Product naming convention In this user guide the EC LTS external inductance unit is referred to as the electric device The following naming conventi...

Page 5: ...he requirements of this and all related documents especially those set out in the product installation and maintenance documents as well as the applicable standards and regulations in force in each co...

Page 6: ...operation and maintenance are carried out by qualified and authorized service personnel The installation of the system complies with the requirements of the appropriate regulations The electric devic...

Page 7: ...ituation which if not avoided could result in death or serious injury CAUTION Indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury CAUTION may also a...

Page 8: ...ectric device to avoid injury Use eye protective equipment like safety goggles or mask when you work with the electric device Permanent damage to the eye could be caused if bearing grease melted nitri...

Page 9: ...nd Connect the power lines and groundings along the instructions in this user guide to achieve the required level of EMI protection It is the responsibility of the installer to make sure that the equi...

Page 10: ...u install the electric device make sure that the cooling system and the used coolant meet the specifications of the manufacturer Make sure that the cooling system is in use when the DC link is powered...

Page 11: ...he electric device can be hot This electric device is intended for professional use as complete equipment or system and as part of a fixed installation The electric device uses high voltages and curre...

Page 12: ...ection 2 L2 connection 3 L3 connection 4 LV connection plugged configurable see CG option below 5 Cooling inlet outlet connections 6 X2 temperature measurement connector 7 LV connection cable gland co...

Page 13: ...DC DC converter combined with the EC LTS unit LV and LV can be connected for example to battery and DC and DC to DC link EC C1200 would then control the battery discharging and charging Not allowed us...

Page 14: ...ding the braid of the cable Storing the electric device contrary to the guidelines presented in this user guide for example outdoors in wet or dusty conditions Storing the electric device without prop...

Page 15: ...ow l min IP rating Enclosure class according to IEC60034 5 Mass Total weight of the electric device kg Tamb Ambient temperature limits C Tstorage Storage temperature limits C Max pressure Coolant maxi...

Page 16: ...ic device mounting screws M8 20 Nm Connection box lid power terminal cover mounting screws 4 Nm Cable lug mounting screws 15 Nm Grounding cable mounting screws M8 20 Nm Cable gland tighten from the fr...

Page 17: ...in the cover letter complies with the purchase order All external damage in the package or in the electric device must be photographed and reported to Danfoss immediately Lifting Use correct adequate...

Page 18: ...e electric device with a lifting device install two lifting eyes in the threaded installation holes and lift from them Obey the local legislation and recommendations Correct lifting and incorrect lift...

Page 19: ...tage and then install short circuit wire to the conductor rails to prevent charge from building up Do not apply any excess weight on the electric device during storage Store the electric device always...

Page 20: ...riate Chapters in this user guide and product data sheets at https www danfoss com Mechanical installation Allowed mounting position Do not place the electric device on the ground without proper mount...

Page 21: ...on Preparations Make sure that the chosen installation place fulfills the environmental requirements specified for the electric device Protect the electric device against corrosive gases liquids condu...

Page 22: ...e that the coolant flow is equal or higher than rated and the coolant temperature at the inlet of the electric device is lower or equal to the rated temperature For more information see Chapter Recomm...

Page 23: ...al legislation and recommendations Obey the installation instructions and the guidelines for component selection given in this user guide Make sure that the safety grounding is correct Refer to Chapte...

Page 24: ...rent in the protective earth conductor exceeds 3 5 mA AC and 10 mA DC The cross sectional area of the protective earth conductor must be at least equal to that of the incoming supply conductor One of...

Page 25: ...to be terminated with cable lugs and cable glands It is recommended to use IP67 68 rated 360 shielded cable glands and single core automotive rated screened cable The cable gland has three functions i...

Page 26: ...assemble screened power cables to the electric device Pflitsch BlueGlobe series cable glands and H S Radox Elastomer S automotive cables are recommended Cable gland assembly instruction can also be fo...

Page 27: ...hat is used and cut to suitable length Install two layers of copper tape on the cable so that the distance B is covered Use 3M Copper Foil Tape 1181 or similar Do not remove the cable sheath completel...

Page 28: ...n in Figure below Make sure that the cable gland spring is against the cable sheath that is protected with copper tape before cutting the braid screen Cut the braid screen 5 Cut a piece of length D of...

Page 29: ...s See Figure below Connecting cable lug 7 Cut piece of shrink tube and shrink it over the cable lug and braid screen as shown in Figure below This is done to keep the braid screen in place and for ext...

Page 30: ...tube to cover the lug 9 Screw the cable gland to the power terminals of the electric device according to instructions Tighten the cable gland with the specified torque Tighten the gable gland from the...

Page 31: ...Washer http www wuerth com DIN 2093 8 2 x 16 x 0 9 item 17332 Washer http www wuerth com DIN 125 D8 item 10285 Cabling and wiring Route the power cables as far from the control signal wires as possibl...

Page 32: ...tions The high voltage connections have a common ground connector UHV ULV Make sure the power cables exit straight from the terminals and do not rub against the sharp cable through holes or other shar...

Page 33: ...910 102 Sensor Connector Socket 7 010 981 002 M16 connector Pin configuration of temperature measurements M16 connector one sensor per inductor PIN Description 1 Temperature 1 PT100 P inductor 2 Temp...

Page 34: ...mage to the electric device Use the electric device only if the technical guidelines given in this user guide and in the data sheet are met Risk of permanent damage to the electric device If you notic...

Page 35: ...regular intervals Use the regular maintenance checklists in the inspections Do not attempt to tighten or release any screws nuts or joints which are not shown in this user guide and that are not invo...

Page 36: ...tilation plug Cleanliness Clean if necessary See Chapter Cleaning on page 36 X Cooling system maintenance The cooling system of the electric device requires regular observation and maintenance activit...

Page 37: ...Ventilation plug User Guide EC LTS1200 410 Maintenance Danfoss July 2021 BC355449988603en 000201 37...

Page 38: ...sent on the power terminals before you proceed 4 Wait until the temperature of the electric device and cooling liquid has decreased below 40 C 5 Disconnect the power terminal cabling 6 Disconnect grou...

Page 39: ...every possible condition to be met in connection with installation operation or maintenance Troubleshooting Fault description Possible cause Action Electric device overheating Cooling system failure...

Page 40: ...The recommended service parts are listed in the Table below Contact Danfoss representative for more information and purchasing Service parts Service parts Position Item order number Quantity Descripti...

Page 41: ...anfoss Power Solutions US Company 2800 East 13th Street Ames IA 50010 USA Phone 1 515 239 6000 Danfoss Power Solutions Trading Shanghai Co Ltd Building 22 No 1000 Jin Hai Rd Jin Qiao Pudong New Distri...

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