Page 1 User Manual Variable Frequency Drive 2.2-45 kW (230V, 415V) Read this manual carefully before installation, wiring, operating, servicing or inspecting this equipment. Keep this manual within easy reach for quick reference.
Page 2 Otherwise, you may access the charged circuits and get an electric shock.  Wiring and periodic inspections should be performed at least 20 minutes after disconnecting the input power and after checking the DC link voltage is discharged with a meter (below DC 30V). Lx2000 AC Drive...
Page 3  Do not apply power to a damaged inverter or to an inverter with parts miss- ing even if the installation is complete. Otherwise, electric shock could occur.  Do not allow lint, paper, wood chips, dust, metallic chips or other foreign matter into the drive. Otherwise, fire or accident could occur. Lx2000 AC Drive...
Page 4 Below 90% RH (Dewdrop should not be formed) Storage -20 ~ 65℃ Temperature Ambient Free of corrosive gas, inflammable gas, oil sludge and dust, etc Condition Altitude/Vibration Below 1000m above sea level, Below 5.9m/sec² (=0.6g) Ambient Air Pressure 70 ~ 106 kPa Lx2000 AC Drive...
Page 5 FX / RX signal is off.  Never modify the inverter for inappropriate use.  When a magnetic contactor is installed on the power source, do not frequently start or stop using this magnetic contactor. It may cause the failure of inverter. Lx2000 AC Drive...
Page 6  Our inverter contains the raw material of value that can be recycled from the aspect of energy and resource preservation. All the package materials and metal parts are recyclable. Plastics are also recyclable, but may be burnt under the controllable en- vironment depending on the local regulation. Lx2000 AC Drive...
Page 7  If the inverter has been left long with electric current not charged, the na- ture of electrolytic condenser can be deteriorated. So be sure to have it plugged in for 30 ~ 60 minutes once a year. Do not perform wiring and op- eration of the output side (secondary side). Lx2000 AC Drive...
Page 8: Table Of Contents
- --- --------- --- --- ------ --- --- ------ --- --- ------ --- --- - 4-10 4.7 Operation by Keypad ------- --- --- ------ --- --- ------ --- --- ------ -- --- ------ 4-11 4.8 Operation by Control Terminal -------------------------------------------------------------------------------------------- 4-12 Lx2000 AC Drive...
Page 9 --- --- ------- -------- 6.2 DIO Group (DIO_[][]) ------------------------------------------------------------------------------------------------------- 6-4 6.2.1 Jump code (DIO_00) ------- --- --- ---- ------- --- --- 6.2.2 Multi-function Input terminal --- --- ------ --- ------ ------ ------ --- --- ------ --- --- Lx2000 AC Drive viii...
Page 10 3) FUN_03(Stop method) - --- ------ --- ------ --- --- ------ --- --- ------ --- ------ 6-34 6.4.3 Motor Max speed setting (FUN_04) ---- ------- ------- 6-34 6.4.4 Motor Max speed setting (FUN_04) ---- ------- ------- 6-34 Lx2000 AC Drive...
Page 11 ------ --- --- --- ------ -- --------- --- --- ------ --- --- ------ 6-45 6.4.13 Brake opening and closing setting --- --- ------ --- --------- --- ------ -- ------ 6-46 Battery-operated (Battery Run) speed and Input voltage setting ----------------------------- 6-48 6.4.14 Lx2000 AC Drive...
Page 12 --- --- --- ------ --- --- ------ --- ------ --- --- --- - --- --- --- 6-67 1) AIO_74 ~ 87 ---- --- --- - ------- --- --- ------- ------- ----- 6-67 2) Adjusting Gain and Bias by keypad ------------------------------------------------------------------------------- 6-68 Lx2000 AC Drive...
Page 13 9.3 Fault Reset ------- ------ --- --- --- ------ --- --- ------ --- --- ------ --- --- ------ - 9.4 Fault Remedy - --- --- --- --- ------ --- --- ----- --- --- --- ------ --- --- ------- Lx2000 AC Drive...
Page 14 10.1.2 Wiring guide for Encoder Division Option Board -------------------------------------------------------------------- 10-2 10.1.3 Encoder Division Output ------- --- ------ --- --- ------ --- --- ------ --- -- ------------------------ 10-3 10.3 Lx2000 option board list 10-4 Chapter 11 Accessories 11.1 MCCB(L&T), Magnetic contactor(L&T), input/output wire specifications...
Page 15: Chapter1 Introduction
2. Specification Chapter 1 - Introduction This instruction manual is designed for L&T E&A Lx2000 series Vector Control Inverters, which have excellent characteristics in speed and torque control with pulse encoder mounted on the shaft of 3 phase induction motor, and covers installation, maintenance, wiring and operation for these inverters.
Page 16: Chapter 2 Specification
2. Rated capacity (=√3*V*I) is calculated based on 220V for 230V class, 440V for 415V class. 3. Maximum output voltage cannot be generated above specified input voltage. 4. Derate the rated current by 10% when the input voltage is above 480V. Lx2000 AC Drive...
Page 17: Common Specification
(Pollution Degree 2) Ambient temperature -10 ~ 40C (Non-frozen condition) Humidity Below RH 90% (Dewdrop should not be formed) Cooling method Forced ventilation by cooling fan IP Type IP00 Altitude, Vibration Below 1000m above sea level, Below 5.9m/s (=0.6G) Lx2000 AC Drive...
Page 18: Chapter 3 Installation And Wiring
3.1.2 Caution on ambient temperature Ambient temperature greatly affects inverter lifetime, therefore be sure to keep the ambient temperature of installation location at –10 to 40℃. Lx2000 Measurement point of Ambient temperature 5 cm 5 cm 5 cm Lx2000 AC Drive...
Page 19 If they are poorly installed, it causes the increase of an ambient temperature and less effective ventilation. Therefore, be sure to keep the ambient temperature of inverter below the allowable temperature. 3.1.8 Install the inverter tightly not to get loose using proper sized bolt or screw. Lx2000 AC Drive...
Page 20: Basic Wiring
Doesn't the remaining wire connected with the terminal contact the terminals nearby  Is the control circuit wiring isolated from the main circuit wiring in the duct or control panel  Doesn't the length of wiring exceed 50m?  Doesn't the wiring of safety input exceed 30m? Lx2000 AC Drive...
Page 21 3. Installation and Wiring Lx2000 : 12 Amp to 88 Amp ( 230V Drives ) Lx2000 : 6 Amp to 45 Amp ( 415V Drives ) Main Power Circuit Control Circuit Note 1) It is used when inverter control circuit is energized from auxiliary power source (220 VAC) separated from main power supply.
Page 22 3. Installation and Wiring Lx2000 : 122 & 146 Amp ( 230V Drives ) Lx2000 : 61 to 91 Amp ( 415V Drives ) Note: AC Fans for 61 to 75 Amp 415V Drives series should be changed based on the input power source 1 tap corresponding with that of inverter.
Page 23: Power Circuit Terminal
G means the ground terminal of inverter frame and it has the symbol “ ”.  Lx2000 : 12 Amp to 32 Amp ( 230V Drives ) Lx2000 : 6 Amp to 16 Amp ( 415V Drives ) N(-) P(+) ...
Page 24 Capacitors inside inverter are charged with high voltage and it may result in lethal injury. ⑧ Below 22kW inverter, B1 and B2 on the power terminal should not be connected to anything else other than DB resistors. Lx2000 AC Drive...
Page 25 Connect the inverter ground to the ground terminal exclusively used for the inverter. Do not use  the case of inverter of sash screw for ground. It is strongly recommended that as thick a grounding wire as possible be used and wire to be  short in length. Lx2000 AC Drive...
Page 26 DB UNIT P/B1 DB resistor 3.3.7 Wiring guide when using both of DC reactor (Option) and DB Unit(option) (30kW and higher) (AC power input: 30kW and higher) DB UNIT P1 P2 N B2 P/B1 DB resistor DC Reactor Lx2000 AC Drive...
Page 27: Control Board And Terminal
 In NPN input mode, it turns On when each contact is connected to CM terminal. COMMON  In PNP input mode, it turns On when each contact is inputted to external 24V input. 3-10 Lx2000 AC Drive...
Page 28  PZ signal is used for Open Collector type, so set the JP5 switch to “OC”. Encoder signal output : A-phase Output Common Encoder A, B phase signal output – Open Collector Type Note4 Encoder signal output : B-phase Output Common Lx2000 AC Drive...
Page 29 Wiring must be considered with input circuit because A-phase input encoder output is open collector type. The figure is shown the wiring when inverter is connected with A-phase High-speed counter of our PLC. B-phase input B-phase 3-12 Lx2000 AC Drive...
Page 30: Wiring The Control Circuit Terminal
① Be sure to use twist paired shield wire and ground shield wire to screw for earth on the I/O PCB. ② Signal wires should be separated from the power lines, if possible. Electromagnetic noise may affect the pulse encoder output signals. Lx2000 AC Drive...
Page 31: Encoder Wiring And Switch Setting Method (+15V Complementary/Open Collector Type)
NEVER change the switch setting for Encoder Type during inverter run. Otherwise, it may cause inverter trip, it can affect to the entire system. Therefore, verify the switch is correctly set before operation and then operates the inverter. 3-14 Lx2000 AC Drive...
Page 32 SW JP4 SW JP4 DC 24 V DC 24 V DC24V (Inside of inverter) (Inside of inverter)  Guaranteed PNP type input voltage (external DC 24V): On voltage (DC 19~25.2 V)/ Off voltage (DC 7V or less) Lx2000 AC Drive...
Page 33: Terminal Of The Auxiliary Power Supply
3.5 Terminal of the Auxiliary Power Supply. 3.5.1 The position of the terminal It can operate the control board with only auxiliary power supply(220VAC) evenif it has not main power supply(R/S/T).  Lx2000 : 5.5 to 7.5kW Terminal of the Auxiliary Power ...
Page 34: Chapter 4 Trial Operation
Blinks on acceleration/deceleration, lit in a constant speed Light up when the motor stops. (STOP/RESET) Stop/Reset Blinks when fault has occurred. Light up when motor is in forward revolution. (FWD) Forward RUN Blinks on acceleration/deceleration, lit in a constant speed Lx2000 AC Drive...
Page 35: Keypad Lcd Display
1) Can be displayed when DIO is 2 Func to use second motor. 2) Can be displayed when CON_02 is Elevator and EL I/O option board is mounted. 3) Can be displayed when CON_01 is Sensorless control mode. Lx2000 AC Drive...
Page 36: Setting Of Parameter Values
Move the Cursor(■) to the position to be changed using Acc T [(SHIFT/ESC)] key. 10.00 sec Acc T Set the data using [▲(Up)], [▼(Down)] 15.00 sec Acc T Save the changed data by pressing [ENT] key. (Cursor disappears.) 15.00 sec Lx2000 AC Drive...
Page 37: Data Group
4. Trial Operation 4.4 Data Groups Lx2000 series inverters use LCD keypad for user’s convenience. Data groups are divided into 12 groups for easy access depending on the inverter application. LCD keypad Name (on the upper Description left) Motor speed, Motor control mode, Generating torque, Output...
Page 38 --- No --- Decel 0.0 kW PIDOUT 0.0% * 0.0% 0.0% Not Used 1800.0 rpm 0.0 rpm ------- Not Used None 0.00 sec Not Used  In these group transfers, User Group, 2 Group, AIO Group Group are omitted. Lx2000 AC Drive...
Page 39: Auto-Tuning
) and stator self-inductance (Ls) are indispensable for obtaining an excellent control performance in the vector control and are automatically measured and set using auto-tuning function. Lx2000 features two types of Auto-tuning: 1) Rotational Auto Tuning ■ 2) Standstill Auto Tuning 4.5.1 Motor &...
Page 40: Rotational Auto-Tuning
Accel/Decel is performed repeatedly to PA R ▶ Auto tuning find motor constant (Tr) so that DB Resistor should be connected before 20 ~ 60(Sec) Tr Tu n ing starting tuning. Otherwise, “Over Voltage ” trip will occur. Lx2000 AC Drive...
Page 41 AB Chgd ” message will be displayed. In this case, changing PAR_11 (Enc Dir Set) setting from “ A Phase Lead ” to “ B Phase Lead ” (or oppositely) will erase the need for changing the wiring. Lx2000 AC Drive...
Page 42: Standstill Auto Tuning
LS sales [ ] [ ] E r ro r representative. FWD/REV LED on keypad will blink during Auto-tuning.   Motor constants of each can be selected and separately tuned. (Rs Tuning, Lsigma, If/Tr/Ls Tuning) Lx2000 AC Drive...
Page 43: Pulse Encoder Check
If speed is displayed 0.0 rpm or unchanged or speed polarity is reversed, check if wiring for the  pulse encoder is properly done. In case the motor shaft cannot be rotated with hands, refer to next chapter.  Lx2000 AC Drive 4-10...
Page 44: Operation By Keypad
Or user does not need to change wiring if PAR_11(Enc Dir Set) setting value is changed from “A Phase Lead” to “B Phase Lead”.  Torque display is on the basis of the no load operation. Lx2000 AC Drive 4-11...
Page 45: Operation By Control Terminal
(-10 10V, 10-10V, 010V,100V, 020mA, 200mA) 4.8.2 Wiring example when issuing speed reference using speed potentiometer on AI1 terminal Connect the potentiometer to VREF, AI1 and 5G as shown below. VREF ………… Control Terminal Speed Pot. (1/2W, 10k) Lx2000 AC Drive 4-12...
Page 46 If you try to adjust the Bias to show 0.00%, Press [▲(Up)] ▲ 04 Bias 0.18 % key repeatedly and set to be 0.00%. AIO▶ Ai1 Out Y1 After adjusting Bias, if you enter [ENT] key, the adjusted Bias value is saved. 0.18 % Lx2000 AC Drive 4-13...
Page 47 It does not need to change wiring if user changes the setting value of PAR_11(Enc Dir Set) from “A  Phase Lead” to “B Phase Lead”. Torque display is on the basis of the no load operation.  Lx2000 AC Drive 4-14...
Page 48 OFF. When RX terminal is turned ON motor starts to rotate in Reverse Terminal RX direction at 1500[rpm] with Accel time 10 [sec]. When it is OFF, motor decelerates to stop with Decel time 20 [sec]. Lx2000 AC Drive 4-15...
Page 49 OFF. When RX terminal is turned ON motor starts to rotate in Reverse Terminal RX direction at 1500[rpm] with Accel time 10 [sec]. When it is OFF, motor decelerates to stop with Decel time 20 [sec]. Lx2000 AC Drive 4-16...
Page 50: Chapter 5 Function Code Table
Refer to DIS_01 Terminal In DIS_05 Faulty Display Faults 0 (Not Used) 1 (Dis+User DIS_06 7106 User Group Display Setting Usr Grp Disp (Not Used) Grp) 2 (Display ALL) It is effective only when you use Extended I/O (EXTN_I/O). Lx2000 AC Drive...
Page 51: Digital Dio Group (Dio_[][])
Neg Func. In 0000000 6-12 1111111 terminal Multi-function Input DIO_09 7209 Terminal LPF 0 ~ 2000 6-13 LPF time constant Negative function of multi-function DIO_10 Neg Func. Out 00000 ~ 11111 00000 6-13 auxiliary output terminal Lx2000 AC Drive...
Page 52 Delayed time of MC DIO_68 7243 MC Timer Off 100~50000 msec 1000 Onff Note2) Inverter Station DIO_95 7244 Inv Number 1~250 Note3) Address 0(1200) 1(240 2(4800) DIO_96 7260 485 BaudRate 485 BaudRate 3(960 9600 Note3 4(19200) 5(384 Lx2000 AC Drive...
Page 53: Parameter Group (Par_[][])
1) It is for only 5.5~22kW/2/4 products. 2) It is displayed when definition of multi-function (AX1, AX2, OC1) is MC on/off. 3) It is displayed when 485 communication option board is mounted. Refer to RS485/Modbus-RTU for Lx2000 for detailed description. Parameter group (PAR_[][])
Page 54 “x1” when not using SIN/COS Encoder board. If you modify the value, the normal operation isn’t possible. For any extra information in detail, refer to the option dedicated manual. 4) Refer to user manual for SIN/COS encoder board. 5) It is only displayed when PAR_35 (Inertia tunning selection ) is ‘Yes’. Lx2000 AC Drive...
Page 55: Function Group (Fun_[][])
6-41 for 1 minute Electronic thermal level 50 ~ FUN_56 FUN_57 7439 ETH Cont 6-41 for continuous (up to 150%) Different Switching frequency FUN_58 743A PWM Freq 2.5 ~ 10.0 according to 6-42 Note3) select the capacity Lx2000 AC Drive...
Page 56: Control Group (Con_[][])
CON_04 7504 ASR I Gain 1 ASR I Gain1 0 ~ 50000 6-52 CON_05 7505 ASR LPF time constant 1 ASR LPF1 0 ~ 20000 CON_06 7506 ASR P Gain 2 ASR P Gain2 0.1 ~ 200.0 Lx2000 AC Drive...
Page 57: User Group (Usr_[][])
User data save User Save No / Yes USR_03 Recall saved User Data. User Recall No / Yes USR_04 User Group Data User Grp 6-59 1) Maximum value is available only user code registered within USR_04 ~ USR_67. Lx2000 AC Drive...
Page 58: Option Group (Ext_[][])
0000 ~ FFFF 0000 0 (8None/1Stop) 1 (8None/2Stop) Note7) EXT_30 761E 485 communication mode Parity/Stop Note1) 0 (8None/1Stop) 2 (8Even/1Stop) 3 (8Odd/1Stop) Response delay time of Delay Time Note7) EXT_31 761F 2 ~ 1000 Note1) 485 communication Lx2000 AC Drive...
Page 59 5) EXT_11 ~ EXT_18 codes are displayed according to the value of EXT_10. 6) EXT_20 ~ EXT_27 codes are displayed according to the value of EXT_19. 7) Please refer to the user manual for communication option board. 5-10 Lx2000 AC Drive...
Page 60 Voltage Gain Multi-function AIO_19 7713 Analog input Ai2 -In X1 Ai2 -Minimum Voltage Multi-function Analog input AIO_20 7714 Ai2 -Out Y1 Ai2 -Minimum Voltage Bias Multi-function AIO_21 7715 Analog input Ai2 -In X2 Ai2 -Maximum Voltage 5-11 Lx2000 AC Drive...
Page 61 Ai4 -Minimum Voltage Multi-function Analog input AIO_44 772C Ai4 -Out Y1 Ai4 -Minimum Voltage Bias Multi-function AIO_45 772D Analog input Ai4 -In X2 Ai4 -Maximum Voltage Multi-function Analog input AIO_46 772E Ai4 -Out Y2 Ai4 -Maximum Voltage Gain 5-12 Lx2000 AC Drive...
Page 62 22 (Flux Ref) 23 (IdeRef) 24 (Ide) 25 (ACR_Q Out) 26 (ACR_D Out) 27 (VdeRef) 28 (VqeRef) 29(Out Amps RMS) 30 (Out Volt RMS) 31 (Power) 32 (DC Bus Volt) 39 (MotNTC Temp) 40 (Inv Temp) 5-13 Lx2000 AC Drive...
Page 63 AO2 (-) Bias Multi-function AIO_84 7752 Analog Output AO2 Gain AO2 (-) Gain Multi-function Analog Output AIO_85 7753 AO2 ABS absolute value setting 1) It only comes under using EXTN_I/O. 2) It is displayed when CON_01 is Sensorless. 5-14 Lx2000 AC Drive...
Page 64: Sensorless Control Group ( Sls_[])
FluxEst Ref 0.0000 ~ 6.5535 0.0000 Flux observer feedback FluxEst Fbk 0.0000 ~ 6.5535 0.0000 SLS_22 7D16 SLS_23 7D17 Rs scale Rs Scale 100.0 ~ 200.0 120.0 Note1) This group is displayed when CON_01 is Sensorless. 5-15 Lx2000 AC Drive...
Page 66: Chapter 6 Function Description
Deviation between speed ref and actual rotating Speed Deviation Speed Dev speed ASR Output ASR Out ASR output to rated torque Torque bias Torque Bias Torque bias to rated torque Positive Trq Limit Pos Trq Limit Positive torque limit to rated torque Lx2000 AC Drive...
Page 67 1 : ON Running status Run Status Operating status displayed Decision value for input open- PhInOpenLvl Referenced value for FUN_79 PhInOpenLvl setting phase *1) In the case of using EXTN_I/O, it will be displayed up to Ai5. Lx2000 AC Drive...
Page 68: Dis_05(Fault Display)
[PROG], [▲(Up)] / [▼(Down)] keys. The trip has the lowest number is the most critical fault. *1) Applicable only to Lx2000 11 to 22Kw models *2) Applicable only to 30 to 45kW models...
Page 69: Dis_06(User Group Display Selection)
Press [PROG] and set to 5 using [SHIFT/ESC] / [▲(Up)] / [▼(Down)] and press [ENT] key to move to I/O_05. If the desired code cannot be set, the closest code will be displayed. DIO▶ P5 define Not Used Jumping other code is available using [▲(Up)] / [▼(Down)] keys. Lx2000 AC Drive...
Page 70: Multi-Function Input Terminal
Digital setting by keypad (FUN_12: Speed 0) or Analog speed setting of terminal block or setting by option. If the jog (FUN_20) of P4 is active, inverter operates with jog frequency regardless of other terminal signal input. Lx2000 AC Drive...
Page 71 MOP Down DIO_03 P3 define Multi-function input terminal P3 define MOP Clear DIO_04 P4 define Multi-function input terminal P4 define MOP Save (MOP Up/Down example 1) This is used only if terminal ON/OFF is required for speed control. Lx2000 AC Drive...
Page 72 ON during running, the inverter decelerates its speed to zero speed. If MOP is ON during stop, this function resets the speed reference to “0”. Saved speed ref. by “MOP Save” Motor Speed MOP Down MOP Up MOP Save TIME Lx2000 AC Drive...
Page 73 When ‘Main Drive’ terminal is turned On, Main Drive operation is available as shown below condition Inverter during stop: It is applied immediately.  Inverter during operation: It is applied after stop.  Lx2000 AC Drive...
Page 74 If 3-wire is turned off when multi-function input is 3-wire, operation is inactive even though pulse input of FX and RX is inputted. (Operating method when P2 is set to 3-Wire) Lx2000 AC Drive...
Page 75 DIO_05 P5 Define Timer Input Define Multi-function output terminal AX1 DIO_41 AX1 Define Timer Out Define DIO_55 TimerOn Dly Timer On Delay Time 0.1 ~ 3600.0 DIO_56 TimerOff Dly Timer Off Delay Time 0.1 ~ 3600.0 6-10 Lx2000 AC Drive...
Page 76 The ASR could be P controller or PI controller by Multi-function input programmed as ASR P/PI Sel. When the ASR Gain is switched to each other, the effective P gain could be changed gradually with the time ASR Ramp CON_09 in Lx2000 AC Drive 6-11...
Page 77 When main power is not able to use by simultaneous power failure at elevator application, motor can be operated temporarily with battery power. This function is available from 5.5 to 22kW/-2/4 products. Refer to ‘6.4.14 Battery Run speed and input voltage 6-12 Lx2000 AC Drive...
Page 78: Dio_08(Reversal Of Multi-Function Input Terminal)
Factory default settinf of Multi-function Relay outputs is A contact. To change it to B contact, set it to “1”. See the below for setting example: (terminal layout is AX1, AX2, OC1, NC, NC from left.) (Setting example) (AX1 ~ OC1: A contact) (AX1, OC1: B contact) Lx2000 AC Drive 6-13...
Page 79 Description Range Unit Default DIO_47 ZSD Level Zero Speed Detect Level 0.0 ~ 480.0 DIO_48 ZSD Band ZSD hysteresis band 0.1 ~ 10.0 DIO_48(ZSD Band) is set as the percentage of FUN_04 Max motor speed.  6-14 Lx2000 AC Drive...
Page 80 It detects whether the motor reaches the set speed band. Code Display Description Range Unit Default DIO_51 SA Band SA hysterisis band 0.1~10.0 2.7) Spd agree This is ON when the motor speed becomes equal to the set speed. Lx2000 AC Drive 6-15...
Page 81 AX1 Define output terminal relay output 1 Timer Out (1A, 1B) DIO_55 TimerOn Dly Timer ON delay 0.1 ~ 3600.0 DIO_56 TimerOff Dly Timer OFF delay 0.1 ~ 3600.0 DIO_55 DIO_56 Timer ON Delay Timer OFF Delay 6-16 Lx2000 AC Drive...
Page 82 Overload alarm signal can be generated by the multi-function outputs (1A-1B, 2A-2B, OC1-EG). “OL” should be set in the DIO_41, 42 and 43 [Multi-function auxiliary terminal output setting] to use this function. Even if overload occurs, its alarm signal is generated through the multi-function output terminal and the inverter keeps running. Lx2000 AC Drive 6-17...
Page 83 MC Timer On Delayed time of MC On 100~50000 msec 1000 DIO_68 MC Timer Off Delayed time of MC Off 100~50000 msec 1000 2.18) Steady : This is ON when inverter us running at the constant speed. 6-18 Lx2000 AC Drive...
Page 84: Dio_46 (Fault Output Relay (30A, 30B, 30C))
(Number of Auto retry) (Inverter trip) (LV trip) DIO_46 Setting Description Deactivated at Low Voltage Trip Bit 0 (LV) Activated at Low Voltage Trip Deactivated at any fault Bit 1 (Trip) Activated at any fault except Low Voltage Trip Lx2000 AC Drive 6-19...
Page 85: Dio_59 ~ 61 (Overload Trip Enable, Level, Time)
If Run command (FUN_01) or Speed command (FUN_02) are set to Option with the option card of DeviceNet, RS485 and Profibus, etc., the operation set in DIO_97 when communication is disconnected 0.0rpm 500rpm during the time set in this parameter. 6-20 Lx2000 AC Drive...
Page 86: Parameter Group (Par_[][])
PAR_02 Para. Read All Paramter Read No/Yes PAR_03 Para. Write All Paramter Write No/Yes After writing, the copied parameter value in DIS and USR groups is changed to initial setting; it needs to set preffered value. Lx2000 AC Drive 6-21...
Page 87: Par_04(Parameter Lock)
To clear the password, set it to “0”. When you forget the password, enter “5052”. It is the master password and it resets the password to “0”. Factory Code LCD display Description Setting range Unit setting PAR_05 Password Password 0 ~ 9999 6-22 Lx2000 AC Drive...
Page 88: Motor Parameters Setting
B phase leads in REV rotation. B phase leads in FWD rotation. B Phase Lead A phase leads in REV rotation. If you set “Enc Err Chk” of PAR_12 to “Yes”, when there is disconnection or misconnection of encoder, encoder error Lx2000 AC Drive 6-23...
Page 89: Encoder S/W Error Detection (Par_14 ~ 15)
0. If run command is removed before “EncFaultTime” elapses or acceleration is turned to deceleration due to target speed change, inverter cannot detect encoder S/W error. Inverter determines encoder S/W error by comparing motor speed and Target speed XEncFaultPerc while operation status is acceleration after EncFaultTime elapses. 6-24 Lx2000 AC Drive...
Page 90 ( P A R _ 14 ) Time elpased begins counting from the point target speed becomes twice the PAR_21. command (a) FUN_02= Keypad 1 or Keypad 2 (b) FUN_02= Analog or Up/Down Operation Lx2000 AC Drive 6-25...
Page 91: Auto-Tuning
6. Function Description 6.3.5 Auto-tuning The motor parameters for the Vector Control are autotuned by Lx2000. The stator resistance, Stator Inductance, Leakage Inductance and Rotor time constant are found and saved. User can select the type of Auto-tuning in Rotational or Standstill mode.
Page 92: Rotational Auto-Tuning
The motor is rotating at 1500 rpm in forward direction and the encoder wiring status is Encoder Test checked. Rs Tuning Rs tuning Only. The stator resistance is tuned at standstill. Lsigma Lsigma tuning Only. The Leakage Inductance is tuned at standstill. Lx2000 AC Drive 6-27...
Page 93 “None” is displayed. If error occurs during auto- Total: PA R ▶ Auto tuning tuning, “[][] Error” is displayed. In this case, 3 ~ 5 None verify motor parameters and encoder setting is (Min.) done properly and redo the auto- 6-28 Lx2000 AC Drive...
Page 94: Standstill Auto-Tuning
Finds If/Tr/Ls by applying DC current pulse. It finds magnetizing current, secondary If/Tr/Ls Tune constant of motor and first inductance concurrently. It finds Inertial constant after operating motor to forward/reverse operation with one third Inertia Tuning base speed. FWD/REV LEDs are blinking during auto-tuning.  Lx2000 AC Drive 6-29...
Page 95: Motor Parameters
Rotor time constant 30 ~ 3000 PAR_29 Leakage inductance 0.00 ~ 500.00 Leakage coefficient PAR_30 Lsigma 0.00 ~ 100.00 PAR_31 Stator resistance 0.000 ~ 5.000 kg · m PAR_36 Inertia Motor inertia coefficient 0.001 ~ 60.000 6-30 Lx2000 AC Drive...
Page 96: Auto Tuning Error Message
PA R 27 D OW N PA R ▶ Displayed when initial set value of PAR_27 is set too low. Auto tuning Repeat the calculation after increasing 30% to initial value. PA R 27 U P Lx2000 AC Drive 6-31...
Page 97 Input open-phase error. Set value of LVT level in PAR_23 is 180Vdc in a range of above 180V in 230V Drives and 360Vdc in a range of above 342V in 415V Drives. 6-32 Lx2000 AC Drive...
Page 98: Function Group (Fun_[][])
For Analog speed setting, applying (+) Voltage marks FWD Run command and (-) voltage REV Run command. Analog speed setting range FX / FWD / Option FWD RX / REV / Option REV 0 ~ +10 V Forward direction Reverse direction -10 ~ 0 V Reverse direction Forward direction Lx2000 AC Drive 6-33...
Page 99: Fun_02(Speed Setting Method)
If smaller parameter value than this parameter is inputted, inverter will stop the operation. This function is useful when sensorless control is unstable at low speed. 6-34 Lx2000 AC Drive...
Page 100: Multi-Step Speed And Dwell Speed Setting Methods
Unit setting FUN_21 Dwell Speed Dwell Speed 0.0 ~ FUN_04 100.0 FUN_22 Dwell Time Dwell Time 0.00 ~ 100.00 0.00 FUN_04: Maximum motor speed  Dwell operation is disabled when FUN_22 is set to “0”.  Lx2000 AC Drive 6-35...
Page 101: Accel/Decel Pattern And Time Selection
Actual Accel Time Setting Accel Time 2) FUN_41 ~ 48(Accel/Decel time 1 ~ 4) Accel/Decel time 1-4 can be set in Lx2000 as shown below. (The factory default value is different from the capacity of inverter.) Factory default value Setting...
Page 102: Fun_36 ~ 39(S Curve Ratio During Accel/Decel 1 ~ 2)
The parameters, FUN_36 ~ 39 determine the rate of S Curve pattern as in the figure below. FUN_36, 37 are applied in the acceleration and FUN_38, 39 in the deceleration. Lx2000 AC Drive 6-37...
Page 103 St1_time = AccTime * (FUN_36 / 50.0%) St2_time = AccTime * (FUN_37 / 50.0%) St1_ Δ rpm = St1_time * (MaxSpeed / AccTime) * 0.5 St2_ Δ rpm = St2_time * (MaxSpeed / AccTime) * 0.5 6-38 Lx2000 AC Drive...
Page 104: Fun_52(Decel Time When Bx Is On)
When BX is ON, the motor decelerates to a stop within ‘Emergency deceleration time’ set at FUN_51. But, if the motor does not stop within the deceleration time, it rotates freely after the deceleration time. If the motor is intended to stop at the instant BX is ON, FUN_51 is set to ‘0’. Lx2000 AC Drive 6-39...
Page 105: Fun_53 (Pre-Excitation)
The motor maintains the zero speed for ‘Motor Hold Time’ after the motor decelerates to a stop. Code LCD display Description Setting range Unit Factory setting FUN_54 Hold Time Motor Hold Time 100 ~ 10000 1000 6-40 Lx2000 AC Drive...
Page 106: Electronic Thermal Selection
Forced-cool : This should be set when the cooling fan is powered by the separate power supply.  ‘Continuous level of electronic thermal’ at FUN_57, which is allowable continuous current is applied, regadless of the operating frequency. Allowable continuous current (%) 100(%) 90(%) 65(%) 600(rpm) 1800(rpm) Motor rpm Lx2000 AC Drive 6-41...
Page 107: Inverter Switching Frequency Select
2.5 ~ 7(kHz) 5(kHz) 2.2 ~ 22(kW) 2.5 ~ 10(kHz) 8(kHz) 30 ~ 75(kW) 2.5 ~ 7(kHz) 5(kHz) 415V 90 ~ 132(kW) 2.5 ~ 5(kHz) 4(kHz) Drives 160/220(kW) 2.5 ~ 4(kHz) 4(kHz) 280 ~ 375 (kW) 2(kHz) 2(kHz) 6-42 Lx2000 AC Drive...
Page 108: Power On Start Selection (Fun_59)
If the inverter starts to run while the motor is freely rotating, first, the motor decelerates to a stop and restart. If set CON_49 [Speed search] to bit 1 from previous bit 2, operation begin by speed search function when fault is reset. Code LCD display Description Setting range Unit Factory setting Lx2000 AC Drive 6-43...
Page 109: Restart After Fault Reset (Fun_60)
① BX (Emergency stop) ② Low Voltage ③ Arm Short-U (V, W, DB) ④ Fuse Open ⑤ Ext Trip-B (External trip B) ⑥ InvOver Heat (inverter overheated) ⑦ MotOver Heat (Motor overheated) ⑧ Encoder Err (Encoder error) 6-44 Lx2000 AC Drive...
Page 110: Wait Time For Restart Upon Stop
When motor speed exceeds FUN_64 (Overspeed Detection Level) and FUN_65(Overspeed Detection Time) elapses,  overspeed error detection is activated. If FUN_65 is set to 0.00(sec) and motor rpm exceeds FUN_64, inverter immediately detects overspeed error.  Lx2000 AC Drive 6-45...
Page 111: Brake Opening And Closing Setting
BKOpen Spd Brake opening speed 0.0 ~ 500.0 FUN_68 Release Curr Brake opening current 0.0 ~ 150.0 20.0 FUN_69 BKClose Time Brake closing time 0.00 ~ 30.00 0.00 FUN_70 BKClose Spd Brake closing speed 0.0 ~ 500.0 6-46 Lx2000 AC Drive...
Page 112 6. Function Description Operation command (FX) Speed command FUN_69 Motor speed FUN_66 PWM Output Output current FUN_67 Relay Output Mechanical Output FUN_65 FUN_68 FUN_53 FUN_52 Lx2000 AC Drive 6-47...
Page 113: Battery-Operated (Battery Run) Speed And Input Voltage Setting
-. Connect the 2 terminals among main circuit input terminal R, S, T to battery positive through MC (Magnetic Contactor). -. Connect N (-) terminal of main circuit to battery negative. -. Input UPS auxiliary power supply 220V to AC1 and AC2 6-48 Lx2000 AC Drive...
Page 114 ON is set up as the zero speed. Consequently, in the absolute mode, the aux-speed command is applied when the aux-speed function applicability setting input is ON, however, in the relative mode, the motor speed command does not change when the aux-speed function Lx2000 AC Drive 6-49...
Page 115 Aux Spd Ref to enable aux-speed operation.  DIO_01~06 (select applicability of aux-speed function) The applicability of the aux-speed function can be selected and set up using multi-function input. Aux-speed is enabled only when this input is ON. 6-50 Lx2000 AC Drive...
Page 116: Control Group (Con_[][])
On the contrary, if this input is ‘On’, 2-numbered gain and LPF time constant are selected. (Example) Programming P4 as ASR PI Gain Code LCD display Description Setting range Unit Set value Multi-function input terminal DIO_04 P4 define ASR Gain Sel P4 definition 6-51 Lx2000 AC Drive...
Page 117: Con_03~04(Asr Pi Gain 1)
‘ASR Gain Sel’ is ‘On’, not ‘Off” Code LCD display Description Setting range Unit Factory setting Ramp time for ASR gain CON_09 ASR Ramp 10 ~ 10000 1000 switch-over Target Speed after ASR CON_10 ASR TarSpd 0.0 ~ 3600.0 gain switch-over 6-52 Lx2000 AC Drive...
Page 118 P gain is increased or I gain is decreased. On the contrary, Speed response characteristic may be degraded if P gain is decreased or I gain is increased. Rated Slip 100% Torque Reference ASR PI Gain Kp=100% Ki=0% 6-53 Lx2000 AC Drive...
Page 119: Torque Control
The Analog Input [-10~+10V] is converted to [-100~+100%] and this could be expanded up to [-250~+250%] with gain and bias. Code LCD display Description Setting range Unit Factory setting None Torque Bias source Analog CON_37 Trq Bias Src None selection Keypad Option 6-54 Lx2000 AC Drive...
Page 120: Con_40(Torque Balance)
The torque limit can be selected separately depending on the motor control mode such as forward rotation and reverse rotation and regeneration modes. In all modes, the limit values can be set by the function code, the multi- function terminal input and the option board, respectively. 6-55 Lx2000 AC Drive...
Page 121: Torque Current Reference
Code LCD display Description Setting range Unit Factory setting PAR_07 Motor Select Motor capacity selection 2.2 ~ 375.0 PAR_22 Rated-Curr Motor rated current 1.0 ~ 2000.0 PAR_27 Flux-Curr Motor flux current 0.0 ~ 70% of PAR_22 6-56 Lx2000 AC Drive...
Page 122 Torque Ref Speed CON_79 CON_80 Code LCD display Description Setting range Unit Factory setting Speed limit of CON_79 Spd Lmt Src 0.1 ~ Max Speed Speed/Torque switching Speed bias of CON_80 SpdLmtBias 100.0 ~ Max Speed Speed/Torque 6-57 Lx2000 AC Drive...
Page 123: Macro
This enables the code type and the set value which the user define to be saved into the memory. 3) USR_03(User Recall) This enables the code type and the set value saved by USR_02(‘User Save’) to be recalled from the memory. 6-58 Lx2000 AC Drive...
Page 124: Usr_03 User Recall
Press [PROG] key and change the value using [▲(Up)] / [▼(Down)] and then press [ENT] key to save the USR▶ P2 Define Speed-M value into memory. Use the [▲(Up)] key to move to other codes in the USR▶ User Grp same group. Not Used 6-59 Lx2000 AC Drive...
Page 125 6. Function Description This page is kept blank intentionally 6-60 Lx2000 AC Drive...
Page 126: Analog Aio Group (Aio_[][])
Thermal sensor in the motor(NTC) is fed into this terminal. In this case, the motor temperature is displayed and motor overheat alarm and trip signal can be triggered. Use Mot NTC Use Motor NTC Caution: This is applied only to LG-OTIS Vector-controlled Motor. Lx2000 AC Drive 6-61...
Page 127 It means the percentage(%) of max.input voltage 10[V] or max. input current 20[mA]. For example, if you set AIO_03 Ai1 In X1 as 20[%], the voltage becomes 2[V], the current becomes 4[mA]. And if AIO_04 Ai1 Out Y1 is set as 0[%], Lx2000 AC Drive 6-62...
Page 128 Bias and Gain. If the analog input is negative value, you can set AIO_07 ~ AIO_10 as the same as the above. It is possible for Lx2000 inverter to input also the upper limit of 2, 4 according to the setting of AIO_02 Ai1 Source, not Lx2000 AC Drive...
Page 129: Adjusting Bias: Out Y1 And Gain: Out Y2 By Loader
102.00% using [▲(Up)] key. 06 Gain 102.00 % AIO▶ Ai1 Out Y2 After setting 102.00% Gain and pressing [ENT] key, it is 102.00 % displayed and the changed gain is saved. Lx2000 AC Drive 6-64...
Page 130: Criterion For Command Loss Of Multi Analog Input Ai1 (Aio_1)
3) Criterion for command loss of Multi analog input Ai1 (AIO_1) You can choose criterion for command loss of signal that is fed into multi-function analog input. Definition Code Display Unit Function description Setting Name range None Do not set analog loss Lx2000 AC Drive 6-65...
Page 131 6. Function Description Criterion for If the analog input according to AIO_02 i1 Source AIO_12 command loss of is under the range of below, it means analog loss. Half of x1 Multi analog input Ai1 Lx2000 AC Drive 6-66...
Page 132: Time Out For Command Loss Of Multi-Function Analog Input (Aio_73 Time Out)
(In the case of I/O(EXTN_I/O, it can also be applied to AIO_48 Ai4 Wbroken, AIO_60 Ai5 Wbroken.) If multi-functional analog input is lost, the inverter stops by decelerated stop or by Free Run. The stopping method can be set up at DIO_97. See DIO_97 for further details. Lx2000 AC Drive 6-67...
Page 133: Analog Output
1) AIO_74 ~ 87 (description for multi-function analog output terminal, output source , Bias, Gain, setting absolute value) Lx2000 offers 2 analog outputs and according to the options of user, you can vary the description for using. The output rage is -10V ~ +10V and the types are as follows.
Page 134: Adjusting Gain And Bias By Keypad
In examples for output setting of multi-function analog output, according to setting of Bias, Gain and the absolute value at -10 ~ 10V input, the output waveform varies as below. Lx2000 AC Drive 6-69...
Page 135 +10V: 250% of rated torque current +10V: 250% of rated torque current Torque current Flux Ref Flux reference 10V: Flux rating * 2 IdeRef +10V: Rated flux current * 2 Flux Current ref. Flux Current +10V: Rated flux current * 2 Lx2000 AC Drive 6-70...
Page 136 6.8.2 Magnetic flux building time SLS_01(Flux BD Time)  Before the motor starts to run, DC voltage is applied to the stator winding in order that the stator winding carries current at a certain level (exiting current). Lx2000 AC Drive 6-71...
Page 137 This parameter is used to solve the problems in starting-up large motors whose capacity is 37kW or above. For smaller capacity motors, this parameter can be set up by 100%, or for larger capacity motors, increase the value to 120%, which is the default setting. Lx2000 AC Drive 6-72...
Page 138: Communication Functions
This chapter is to explain Lx2000 inverter serial communication’s standard, installation, and program with PC or FA computers. The communication method was designed to drive or monitor Lx2000 inverter series in long distance through PC or FA computers. 1) Benefits under the communication method It is easy to apply inverters into automations in factories, because inverters can be driven or monitored according to user’s...
Page 139 Length of effective communication lines: possibly 1,200m in total. Keep it below 700m for stable communication. Please use communication Repeater to enhance the communication speed if you have to use communication cable above 1,200m or to connect additional inverter. It is effective to reduce the noise influence from communication by environment. Lx2000 AC Drive...
Page 140 8 bit data / odd No. parity check / 1 stop bit  COM-35 Resp Delay: the RS 485 communication built in Lx2000 acts as a slave. The slave Lx2000 responds to the Master after the period of time set in this function code. The communication between the master and slave can be kept smooth by setting this function code properly in a system in which the master is not able to deal with the quick response of the slave.
Page 141 FUN_01 Run/Stop Src is Int485 prior to run this function. If communication is disconnected for EXT_37, keypad display is as below. ‘rpm’ value in lower line is current operation speed. 0.0rpm 500 rpm 7.5 Special communication area setting Entire Lx2000 communication memory map Communication Area Memory Map Description 0h0300 ~ 0h037F...
Page 142 0004h 0005h Note1) Operating command (option) 0006h * see additional description Emergency stop Reset Reverse operation (R) Forward operation (F) Stop 0007h accelerating time 0008h decelerating time 0009h output current 000Ah output frequency 0.01 000Bh output voltage Lx2000 AC Drive...
Page 143 Over Current 2 (Armshort U, V, W) External-B (EXT-B) H/W-Dig Overload (OLT) E-Thermal (ETH) 000Fh Trip information Inverter Overheat (IOH) Ground Fault (GF) Fuse Open (FO) Low Voltage (LV) Over Voltage (OV) Over Current (OCT U, V, W) 0010h Input terminal information Lx2000 AC Drive...
Page 144 -100.0%(0xFC18) ~ 100.0%(0x03E8) 0014h Analog input 3 0.01 -100.0%(0xFC18) ~ 100.0%(0x03E8) 0015h Motor rotation speed Current motor rotation speed displayed 0017h Speed command Write is available when FUN_02 is Option/Int485. 0018h ~001Ch 001Dh Speed command 1 Target speed command Lx2000 AC Drive...
Page 145 Real speed of motor 0021h Torque command Torque reference 0022h Torque display Calculated torque output 0023h Exitation current % value of rated exitation current 0027h Inverter temperature Inverter temperature Note1) NAK will be transferred when unavailalable address is requested. Lx2000 AC Drive...
Page 146 Chapter 7 Communication Function 7.6.6 Lx2000 extended common area parameter 1) Inverter Monitoring Area Parameter (Reading only) Address Parameter Scale unit R/W Allotment for Bits 0300h Inverter model Lx2000 : 0005h 2.2kW: 4022h, 3.7kW: 4037h, 5.5kW: 4055h, 7.5kW: 4075h, 11kW: 40B0h, 15kW: 40F0h, 18.5kW: 4125h,...
Page 147 Number of No.2 motor display Number of No.2 motor display 031Ch Number of selected motor display Number of selected motor display 0: Hz unit 031Dh Selection among Hz/rpm 1: rpm unit 031Eh ~031Fh 0320h Digital input information 7-10 Lx2000 AC Drive...
Page 148 0322h 0: No.1 motor / 1: No.2 motor 0323h Selected motor display 0324h 0.01 Analog input1 (Basic I/O) 0325h 0.01 Analog input2 (Basic I/O) 0326h 0.01 Analog input3 (Basic I/O) 0327h 0.01 Analog input4 (Extended I/O) 7-11 Lx2000 AC Drive...
Page 149 Overcurrent Trip NTC Trip 0330h Latch type trip information-1 Overspeed Input open-phase trip Output open-phase trip Ground Fault Trip E-Thermal Trip Inverter Overload Trip Overload Trip Option card error 0331h Latch type trip information-2 Encoder error trip 7-12 Lx2000 AC Drive...
Page 150 Lost command 0333h H/W Diagnosis Trip information H/W Diag 0334h 0335h~ 033Fh 0340h On Time date Total number date of inverter power On 0341h On Time minute Total minute except for total date of inverter On Time 7-13 Lx2000 AC Drive...
Page 151 E.g.) Forward command: 0003h, Reverse command: 0001h BX and RST are only available to write. It will be read to 0. It can operate when FUN_01 is Option/Int485. 0383h Acceleration time Acceleration time setting 0384h Deceleration time Deceleration time setting 0385h 0386h 7-14 Lx2000 AC Drive...
Page 152 Note 2) It is available to write CON_33 Trq Lmt Src is 485 485 485. If not, it is available to read. . Note 3) It will be changed only when CON_37 Trq Bias Src is Option/Int485. 7.6.7 Lx2000 Common area parameter Address...
Page 153 Note2) Multi function output terminal (DIO_41~DIO_43) must be set to ‘Not Used’ to use output terminal command by communication. If not, inverter will be operated in accordance with current setting and can not use multi-function output. 7-16 Lx2000 AC Drive...
Page 154 Note4) No-load current command can be available by % value of PAR_27 via communication. The set value in PAR_26 means 100% and a value less than 100 is available. Note5) It operates only when Spd/Trq Sel is selected. 7-17 Lx2000 AC Drive...
Page 156: Chapter 8 Inspection And Replacement
8. Inspection and Replacement Chapter 8 –Inspection and Replacement LS Vector Inverter, Lx2000, is an industrial electronic product that adopts up-to-date semiconductor device. It may have a failure caused by the ambient environment such as temperature, humidity, vibration, etc. or an excessive use of the component over its duration. It requires a routine checking to prevent such failure in advance.
Page 157: Routine Checking
Measure using the 85% or more of the rated capacity capacity meter. capacity Isn't there any chattering sound? Check by ears. There must be no Isn't there any unusual record Check by eyes. damage to the contact point? Lx2000 AC Drive...
Page 158 1) Fasten it once again. 1) There must be no junction? unusual record 2) Check with eyes and 2) Isn't cooling pin or then remove dust 2) There must be no dust cooling fan covered with dust Lx2000 AC Drive...
Page 159: Regular Checking (1 Year Interval)
Isn't it damaged? Check by eyes. unusual record Measure the electrostatic Measure using the 85% or more of the rated capacity capacity meter. capacity act point? 1) Isn't there any chattering sound? 2) Isn't there any cont Lx2000 AC Drive...
Page 160 8. Inspection and Replacement 1) Check by ears. 2) Check by eyes. Lx2000 AC Drive...
Page 161 2) There must be no dust cooling fan covered with dust Check the indicator Check the value under Is the indicator value value on the display of the regulation and normal? the panel surface. standard value Lx2000 AC Drive...
Page 162: Regular Checking (2 Year Interval)
② Use DC 500V meggar and isolate the main power before starting measurement. If the test voltage is connected to the control circuit, remove all connection cables to the control circuit. ③ Perform the Meggar test only between the common cables connected to the main circuit and ground. Lx2000 AC Drive...
Page 163: Replacement Interval And Maintenance Of The Key Components
Braking Resistance Replacement into new part Capacity  Duration of the key components is based on the continuous operation at a rated load. Therefore the duration is subject to change depending on the service condition and ambient environment. Lx2000 AC Drive...
Page 164: How To Check At Diode Module & Igbt Inspection
When they are turned on, it indicates several Ω ~ dozens of Ω. The indicator value varies depending on the type of module, the type of tester, etc., but such values are shown in a similar range when it is sound product. Lx2000 AC Drive...
Page 166: Chapter 9 Troubleshooting And Maintenance
Overload capacity: 150% for 1 min. Use this function if the user needs to turn off the output by an external fault External fault B External-B Latch signal. Lx2000 AC Drive...
Page 167: Monitoring Fault Condition
IGBT Short Arm Short-DB (Arm Short-DB is only come under Lx2000 models 11 to 22kW) The inverter turns off its output by opening the fuse when something is wrong with the main circuit IGBT to protect the wiring from being damaged from short...
Page 168: Fault Reset
3) Is motor rotating direction set correctly? ☞ Refer to Monitoring Encoder operation. (Refer to 4-9p.) Lx2000 defines Forward rotation when motor rotates in clockwise from the view of Rear Bracket (Motor FAN). 4) Is inverter operating correctly in no load condition? ☞...
Page 169 ☞ set the desired speed reference if it is set to “0”. If it is incorrectly set, refer to (7). ④ Is PAR_07 [motor rating] properly set? ☞ check the motor nameplate and setting matches. ⑤ Is PAR_17 [motor speed] properly set? ☞ check the motor nameplate and setting matches. Lx2000 AC Drive...
Page 170 ☞ CON_34 ~ CON361 marks upper limit in inverter output torque. For the application lower torque limit is required, when torque shortage occurs, increase this value a little. Lx2000 ‘s overload capacity is 150%/1 min. when using torque limit over 150%, time and the number of use should be limited.
Page 171 ☞ This marks trip condition or BX active status. Check any other trips occur in DIS_05. Reset the trip and try run. Check BX signal is ON on the keypad and input terminal signal in DIS_01 ~ DIS_03. Reset BX and try run. Lx2000 AC Drive...
Page 172 Refer to (16). 7) Operating speed does not change during run. ① Is FUN_02 speed setting proper? ☞ Speed setting methods in Lx2000 are Analog input, Keypad and Option. Select appropriate one among them. ② Is DIS_01(PreRamp Ref) setting the correct value? ☞...
Page 173 ☞ Check PAR_07 motor rating selection is set the same as motor in use. See the nameplate for motor rating. ③ Is motor parameter set correctly? ☞ Motor parameters vary by manufacturer. Lx2000 setting is based on OTIS vector motor as default. Motor parameters should be changed when other makers’ motor is used.
Page 174 In this case, replace the motor. 14) Motor input current is too large. ① Check the motor wiring. ☞ Check the motor wiring for the use of 220V / 380V transition type motor. (Refer to Main circuit terminal) Lx2000 AC Drive...
Page 175 In this case, increase the torque limit to enable inverter to accelerate/decelerate within its rating. If load is set too high, it will shorten inverter life or damage to the unit. 9-10 Lx2000 AC Drive...
Page 176: Chapter 10 Option Devices
10.1.1 Encoder division option board installation and WIRING guide. Connect the option card’s CN2 connector to CN4 on the control board.  ► Control Board ▶ Encoder Division Option Board ▶ Return Pulse ► I/O Board Division Output 10-1 Lx2000 AC Drive...
Page 177: Wiring Guide For Encoder Division Option Board
INPUT OUTPUT Wiring must be A-phase RT_A PA_IN considered with input circuit . phase Because encoder output is open B-phase RT_B collector type. The PB_IN figure is shown the wiring when inverter phase is connected with 10-2 Lx2000 AC Drive...
Page 178: Encoder Division Output
PAR_32 value is increased and increase routine is 1  2  3  4  …  127  128(Division ratio: 1/128)  1002 (Division ratio: 1)  1003  …  1128 (Division ratio: 1/64) and decrease routine (using Down key on the keypad) is the same as increase routine. 10-3 Lx2000 AC Drive...
Page 179: Lx2000 Option Board List
10. Option Devices 10.2 Lx2000 Option Board List 10.2.1 Dedicated option board for Lx2000 Option board Product Code SYNC I/O SIN/COS & EnDat Option card LTEN-EDT-L SIN/COS(Encoder) SIN/COS encoder option board LTEN-SCE-L The information of ENC DIV(OC) is described in chapter 10.1 and EXTN I/O is chapter 3.4.3.
Page 180 10.1.1 Encoder division option board installation and WIRING guide. Connect the option card’s CN2 connector to CN4 on the control board.  ► Control Board ▶ Encoder Division Option Board ▶ Return Pulse ► I/O Board Division Output 10-1 Lx2000 AC Drive...
Page 181 INPUT OUTPUT Wiring must be A-phase RT_A PA_IN considered with input circuit . phase Because encoder output is open B-phase RT_B collector type. The PB_IN figure is shown the wiring when inverter phase is connected with 10-2 Lx2000 AC Drive...
Page 182 PAR_32 value is increased and increase routine is 1  2  3  4  …  127  128(Division ratio: 1/128)  1002 (Division ratio: 1)  1003  …  1128 (Division ratio: 1/64) and decrease routine (using Down key on the keypad) is the same as increase routine. 10-3 Lx2000 AC Drive...
Page 183 10. Option Devices 10.2 Lx2000 Option Board List 10.2.1 Dedicated option board for Lx2000 Option board Product Code SYNC I/O SIN/COS & EnDat Option card LTEN-EDT-L SIN/COS(Encoder) SIN/COS encoder option board LTEN-SCE-L The information of ENC DIV(OC) is described in chapter 10.1 and EXTN I/O is chapter 3.4.3.
Page 184: Chapter 11 Accessories
MO 25 LTVF-L40016AAA DM100/30 MO 32 LTVF-L40024AAA DM100/50 MO 50 415V LTVF-L40030AAA DM100/60 MO 50 Drives 18.5 LTVF-L40039AAA DM100/80 MO 70 LTVF-L40045AAA DN2-250M/100 MO 70 LTVF-L40061AAA DN2-250M/125 MO 95 LTVF-L40075AAA DN2-250M/160 MNX 140 LTVF-L40091AAA DN2-250M/160 MNX 140 11-1 Lx2000 AC Drive...
Page 185: Ac Input Fuse, Ac Reactor, Dc Reactor
0.39 mH, 58 A − LTVF-L40061AAA 100 A 0.33 mH, 67 A 1.19 mH, 76 A LTVF-L40075AAA 100 A 0.27 mH, 82 A 0.98 mH, 93 A LTVF-L40091AAA 100 A 0.22 mH, 100 A 0.89 mH, 112 A 11-2 Lx2000 AC Drive...
Page 186: The Selection Of Braking Resistor And The Unit
LTVF-L40046AAA 2400 LTVF-L40059AAA 2400 LTVF-L40074AAA 3600 LTVF-L40088AAA 3600 LTVF-L40006AAA LTVF-L40008AAA LTVF-L40012AAA LTVF-L40016AAA 1200 LTVF-L40024AAA 2400 LTVF-L40030AAA 2400 LTVF-L40039AAA 3600 LTVF-L40045AAA 3600 : ED is based on 100 seconds. : Rated capacity is based on the self-cooling. 11-3 Lx2000 AC Drive...
Page 187 415V Drives Braking 30-37kW 30-37kW 45kW unit 200V 37kW 415V 37kW Drives 75kW 11.3.5 Braking resistor for braking unit 100% of Braking Torque, 10% ED Braking Unit Resistance [] Rated Power [kW] 37kW-200V 37kW-415V Drives 75kW-415V Drives 11-4 Lx2000 AC Drive...
Page 188 12. Dimensions Chapter 12 – Dimensions Lx2000 : 2.2 to 22kW i.e. 12 Amp to 88 Amp ( 230V Drives )  Lx2000 : 2.2 to 22kW i.e. 6 Amp to 45 Amp (415V Drives )   Dimensions (unit: mm [inches]) Models 2.2 kW ( 200 / 415V Drives )
Page 189 12. Dimensions Lx2000 : 30 & 37Kw i.e. 122 & 146 Amp ( 230V Drives )  Lx2000 : 30 to 45Kw i.e. 61 to 91 Amp ( 415V Drives )  STARVERT-iV5 Dimensions (unit: mm [inches])  Models 30kW & 37kW 319.2...
Page 190 ANTO Global India Pvt. Ltd No.4/164, Ground Floor, Bharathi Chellammal Nagar, Singaperumal Koil, Chennai - 603204. Tamilnadu, India. Phone: 9360952142/9360952143 Email: sales@antogroup.com Website: www.antogroup.com SP No. 50696R1...

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