User Manual
Contents
1. User Manual LG Dynamic Braking Units SV DBH Series Read this manual carefully before installing wiring operating servicing or inspecting the DB unit Keep this manual within easy reach for quick reference LG Industrial Systems Before handling the product This manual describes the safety instructions that must be followed when installing operating and servicing Read this manual completely before installing The unit contains high voltage that can cause electric shock resulting in personal injury or loss of life SAFETY INSTRUCTIONS a Always follow safety instructions to prevent accidents and potential hazards from occurring a Inthis manual safety messages are classified as follows AS WARNING Improper operation may result in serious personal injury or death Improper operation may result in slight to medium personal injury or A CAUTION property damage a Throughout this manual we use the following two illustrations to make you aware of safety considerations a Identifies potential hazards under certain conditions Read the message and follow the instructions carefully Identifies shock hazards under certain conditions Particular attention should be directed because dangerous voltage may be present Do not remove the cover while power is applied or the unit is in operation Otherwise electric shock could occur a Do not run the DB unit with the front cover removed Failure to comply could result in electri2. 2 Master Slave Operation ET TH1 Thermal TH2 Power terminal Control terminal Twist wire TH1 e Thermal Normal close Je TH2 DB unit DB resistor The SV030 037 045 055DBH 4 units provide only terminal P instead of terminal P1 and P2 Please refer to 2 Wiring Drive DB unit and DB resistor for V030 037 045 055iH 4 for correct wiring Use twist wire shorter than 10m between drive DB unit and DB resistor Incase of master slave operation the control wire should be shorter than 2m with twist wire Be sure to earth terminal G of drive and DB unit a Wire Size DB units Wire size 200V Class SV037DBH 2 14 AWG6 SV037DBH 4 7 5 AWG 8 400V Class O SV075DBH 4 14 AWG 6 7 Master Slave Operation 1 In case of parallel operation of two braking units the one must be set at Master and the other at Slave When one braking unit is operated it must be set at Master Factory default Master 2 How to set to Master on PCB Set the Select Switch S1 as below figure OFF ON SLAVE im MASTER mj 3 Howto set to Slave on PCB Set the Select Switch S1 as below figure SLAVE mj MASTER im 4 Connection between Master and Slave Connect OUT terminal of Master to IN terminal of Slave and OUT terminal of Master to IN terminal of Slave C
3. ND2 MASTER PCB SLAVE PCB CND1 8 Combination of DB Units according to Drive Capacity 1 Combination of Braking Units SV iH Series a 200V Class Drive Type SV030iH 2U SV037iH 2U SV045iH 2U SV055iH 2U Braking Unit SV037DBH 2 SV037DBH 2 2 sets Braking Resistor 30 5kW 3Q 5W 2 sets Applicable Motor 30kW 37kW 45kW 55kW a 400V Class SV030 SV037 SV045 SV055 SV075 SVO90IH_ Drive Type i i iH 4U iH 4U iH 4U iH 4U iH 4U SV160iH 4U SV075DBH 4 Braking Unit SV037DBH 4 SV075DBH 4 x2 sets l 120 5kW Braking Resistor 120 5kW 120 5kW 2 sets x4 sets Applicable Motor 30kW 37kW 45kW 55kW 75kW 90kW 160kW See below for the combination of DB Units and DB resistors When using DB units above 160kW contact LGIS or your distributor 2 Combination of 200V Class Units gt Drive Capacity 30 kW 37 kW V037DBH 2 30 5kW DB Resistor SV037DBH 2 gt Drive Capacity 45 kW 55 kW 30 5kW DB Resistor DB Resistor V037DBH 2 30 5kW 3 Combination of 400V Class Units gt Drive Capacity 30 kW 37 kW gt Drive Capacity 45 kW 75 kW SV037DBH 4 fae SV075DBH 4 DB DB DB EQ ORM Resistor Ize ee Resistor Resistor Lee ak gt Drive Capacity 90 kW 160 kW SV075DBH 4 SV075DBH 4 120 5kW 120 5kW 120 5kW 120 5kW 9 Display LED and Fault Reset The DB Unit have four LEDs o
4. c shock due to high voltage terminals or charged capacitor exposure Do not remove the cover except for periodic inspections or wiring even if the input power is not applied Otherwise you may access the charged circuits and get an electric shock a Wiring and periodic inspections should be performed at least 10 minutes after disconnecting the input power and after checking the DC link voltage is discharged with a meter below DC 30V Otherwise you may get an electric shock Operate the switches with dry hands Otherwise you may get an electric shock Do not use the cable when its insulating tube is damaged Otherwise you may get an electric shock Do not subject the cables to scratches excessive stress heavy loads or pinching Otherwise you may get an electric shock a Install the DB unit on a non flammable surface Do not place flammable material nearby Otherwise fire could occur a Disconnect the input power if the inverter or DB unit gets damaged Otherwise it could result in a Secondary accident and fire Do not connect the braking resistor directly to the DC terminal P B1 N of the DB unit Otherwise fire could occur a Do not touch DB unit Inverter and the resistor right after the power is turned off The resistor is still hot a Do not allow lint paper wood chips dust metallic chips or other foreign matter into the DB unit Otherwise fire or accident could occur Do not apply power to a damage
5. d inverter or to DB unit with missing parts even if the installation is complete Otherwise electric shock or fire could occur 1 Nomenclature LG Drives Symbol 037 37 kW 075 75 kW 2 Specifications Model Name SV037DBH 2 SV037DBH 4 SV075DBH 4 DC 400V DC 800V Max DC Input Volt 200V Class 400V Class Applicable Drive Capacity 37 kW 37 kW 75 kW 3Q 120 6Q 5kW 5kW 10W Average Braking Torque 150 Dynamic Braking Unit Braking Resistor Enable Duty Output Signal Fault output contact Slave control signal Protection Trip Heat sink Over heat Over current Ambient 10 C 40 C Temperature Environmental Humidity Under 90 RH Non condensing Conditions Altitude Under 1 000m above sea level 3 Installation Environmental Conditions 1 Do not mount the unit in direct sunlight Isolate the unit from excessive vibration 2 Protect the unit from moisture dust metallic particles corrosive gases and liquids Install the units on a non flammable material and as smooth as possible 3 In case of installing many units in a panel consider the air flows for power dissipation see below figures for proper installation DB Unit or DB Resistor DB Unit or DB esistor GOOD BAD lt lt Installing units in a panel gt gt Cooling fan Air flow GOOD BAD lt lt Fan location in a panel gt gt Mounting The units must be mounted vertically with sufficient room hor
6. izontally and vertically from adjacent equipment over 100mm over 50mm over 50mm 4 Terminal Configuration 1 Power Terminals Toe nieliet ere ee Bie DC input Connect to P2 or P terminal of drive and connect to braking resistor 2 Control Terminals IN IN OUT OUT 30B 30C 30A Terminal Function Slave turn on signal input when Slave Mode selected Slave turn on signal input when Slave Mode selected Slave turn on signal output when Master Mode selected Slave turn on signal output when Master Mode selected Fault signal output 30A Normal open contact 30B Normal close contact 30C Common terminal Refer to sec 7 for details of Master Slave Operation 5 Terminal Wiring The SV iH series have two kinds of power terminal configurations Make sure the wiring according to drive capacity SVO80iIH 4 SV037iH 4 SVO45iH 4 SVO55iH 4 units Non UL type do not provide terminals for DC reactor connection 1 Wiring Drive DB unit and DB resistor other than SV030 037 045 055iH 4U DB unit DB resistor 2 Wiring Drive DB unit and DB resistor for SV030 037 045 055iH 4 Non UL type DB unit e n 82 Pe reactor DB resistor 3 Wiring Drive DB unit DB resistor and DC reactor DB resistor 6 Basic Wiring 1 Single Operation MCCB Drive Max 10m LT TH1 Thermal Normal close DB unit DB resistor Max 10m
7. n the frontcover The green LEDs display main power input and braking operation The red LEDs display fault status of the unit gt RESET Switch gt POWER LED Green gt RUN LED Green gt OHT LED Red gt OCT LED Red Display Function RESET Reset the OCT fault of the unit POWER This LED is turned on when the input power of the unit is introduced RUN This LED is turned on when the unit is in the braking operation OHT This LED is turned on and cut off trip the output when the heat sink of the unit is over heated OCT This LED is turned on when an excessive current flows through the IGBT and the unit cut off the output to protect the unit 10 Dimensions Units mm Net weight 5 4 Ibs Dynamic Braking Unit er O PORR ORN at O at 231 5 LG Industrial Systems Co Ltd LGIS constantly endeavors to improve its product so that information in this manual is subject to change without notice Visit our Website www lgis com May 2002 Publication 10310000359
Download Pdf Manuals
Related Search