![Fuji Electric FRN0060LM2A-4E [35/56] Chapter 5 troubleshooting](/img/pdf.png)
Fuji Electric FRN0060LM2A-4E [35/56] Chapter 5 troubleshooting
![Fuji Electric FRN0025LM2A-4E [35/56] Chapter 5 troubleshooting](/views2/1575071/page35/bg23.png)
5-1
Chapter 5 TROUBLESHOOTING
5.1 Alarm Codes
Table 5.1 Quick List of Alarm Codes
Code Name Description
OC1
OC2
OC3
Instantaneous overcurrent
The inverter momentary output current exceeded the
overcurrent level.
OC1: Overcurrent during acceleration
OC2: Overcurrent during deceleration
OC3: Overcurrent during running at a constant speed
OV1
OV2
OV3
Overvoltage
The DC link bus voltage exceeded the overvoltage
detection level.
OV1: Overvoltage during acceleration
OV2: Overvoltage during deceleration
OV3: Overvoltage during running at a constant speed
LV Undervoltage
The DC link bus voltage dropped below the undervoltage
detection level.
Lin* Input phase loss
An input phase loss occurred or the Interphase voltage
unbalance rate was large.
OPL* Output phase loss An output phase loss occurred.
OH1 Heat sink overheat
The temperature around the heat sink has risen
abnormally.
OH2 External alarm
The external alarm THR was entered.
(when the THR "Enable external alarm trip" has been
assigned to any digital input terminal)
OH3 Inverter internal overheat
The temperature inside the inverter has exceeded the
allowable limit.
OH4 Motor protection (PTC/NTC thermistor) The temperature of the motor has risen abnormally.
OH6 Charging resistor overheat
The temperature of the charging resistor inside the
inverter has exceeded the allowable limit.
DBH Braking register overheat
The temperature of the Braking resistor has exceeded the
allowable limit.
OL1 Overload of motor 1
The electronic thermal protection for motor overload
detection was activated.
OLU Inverter overload The temperature inside the IGBT has risen abnormally.
DBA* Braking transistor broken Detection of an abnormality in the brake transistor .
Er1 Memory error
An error has occurred when writing data to the inverter
memory .
Er2 Keypad communications error
A communications error has occurred between the
keypad and the inverter.
Er3 CPU error A CPU error or LSI error has occurred.
Er4 Option communications error
A communications error has occurred between the
connected option card and the inverter.
Er5 Option error
An error was detected by the connected option card (not
by the inverter).
Er6 Operation protection An incorrect operation was attempted.
Er7 Tuning error
Auto-tuning has failed, resulting in abnormal tuning
results.
Er8
ErP
RS-485 communications error
(Er8: RS-485 port 1, ErP: port 2)
A communications error has occurred during RS-485
communication.
ErF Data saving error during undervoltage
When the undervoltage protection was activated, the
inverter failed to save data, showing this error.
ErH Hardware error
The LSI on the power printed circuit board has
malfunctioned due to noise, etc.
Содержание
- Instruction manual 1
- Lm2_im_cover_e_corrected 1
- Lm2_im_copyright_e_corrected 2
- Application 3
- Lm2_im_cp00_e_corrected 3
- Preface 3
- Safety precautions 3
- Installation 4
- Wiring 4
- Operation 5
- Disposal 7
- General precautions 7
- Maintenance and inspection and parts replacement 7
- Adjustable speed electrical power drive systems pds 8
- Compliance with european standards 8
- Conformity to the low voltage directive in the eu 8
- Fuse rating a class 8
- G should always be connected to the ground do not use only a residual current operated protective device rcd earth leakage circuit breaker elcb as the sole method of electric shock protection be sure to use ground wires of recommended size listed on page vii with overcurrent protection 8
- If installed according to the guidelines given below inverters marked with ce are considered as compliant with the low voltage directive 2006 95 ec 8
- Inverter type 8
- Nominal applied motor kw 8
- Note a box replaces an alphabetic letter depending on the shipping destination shipping destination e europe or a asia 8
- Part 5 1 safety requirements electrical thermal and energy iec en 61800 5 1 2007 8
- Power supply voltage 8
- The ground terminal 8
- To prevent the risk of hazardous accidents that could be caused by damage of the inverter install the specified fuses in the supply side primary side according to the following tables breaking capacity min 10 ka rated voltage min 500 v 8
- With dcr without dcr 8
- Conformity to the low voltage directive in the eu continued 9
- Do not connect any copper wire directly to grounding terminals use crimp terminals with tin or equivalent plating to connect them 9
- Install the inverter ac reactor acr input or output filter in an enclosure with minimum degree of protection of ip2x top surface of enclosure shall be minimum ip4x when it can be easily accessed to prevent human body from touching directly to live parts of these equipment 9
- The inverter should be used in an environment that does not exceed pollution degree 2 requirements 9
- Use wires listed in iec 60364 5 52 9
- When used with the inverter a molded case circuit breaker mccb residual current operated protective device rcd earth leakage circuit breaker elcb or magnetic contactor mc should conform to the en or iec standards 9
- When you use a residual current operated protective device rcd earth leakage circuit breaker elcb for protection from electric shock in direct or indirect contact power lines or nodes be sure to install type b of rcd elcb on the input primary of the inverter 9
- When you use an inverter at an altitude of more than 2000 m you should apply basic insulation for the control circuits of the inverter the inverter cannot be used at altitudes of more than 3000 m 9
- Conformity to the low voltage directive in the eu continued 10
- Product warranty 11
- Product warranty 12
- Table of contents 13
- Acceptance inspection and appearance of product 15
- Chapter 1 before use 15
- Lm2_im_cp01_e_corrected 15
- Precautions for using inverters 16
- Install the inverter in an environment that satisfies the requirements listed in table below 17
- This section provides precautions i when handling inverters e g precautions for installation environment and storage environment 17
- Usage environment 17
- Usage environment and storage environment 17
- Long term storage 18
- Temporary storage 18
- 1 mounting base 19
- After wiring mount the front cover back into place tightening torque 1 n m 19
- Chapter 2 mounting and wiring the inverter 19
- Ensure that the minimum clearances indicated in figure 2 and table 2 are maintained at all times when installing the inverter in the panel of your system take extra care with ventilation inside the panel as the ambient temperature easily rises do not install the inverter in a small panel with poor ventilation 19
- Follow the procedure below in the following description it is assumed that the inverter has already been installed 19
- Install the inverter on a base made of metal or other non flammable material do not mount the inverter upside down or horizontally 2 clearances 19
- Installing the inverter 19
- Lm2_im_cp02_e_corrected 19
- Mounting the front cover 19
- Removing the front cover 19
- When mounting two or more inverters when mounting two or more inverters in the same unit or panel basically lay them out side by side when mounting them one above the other be sure to separate them with a partition plate or the like so that any heat radiating from one inverter will not affect the one s above 19
- Wiring 19
- 1 main circuit terminals 1 main circuit terminals 20
- Do not wire frn0011lm2a 7e 20
- For the recommended wire sizes for the main circuits refer to the conformity to the low voltage directive in the eu given in preface terminals for the main circuits should have insulation insulation tubes or similar treatment 20
- Recommended wire sizes 20
- Table 2 main circuit terminals kw rating 20
- Terminal arrangement diagrams and screw specifications 20
- The tables and figures given below show the screw specifications and terminal arrangement diagrams note that the terminal arrangements differ depending on the inverter capacity 20
- 2 arrangement of control circuit terminals 22
- Connection method with shield plate of canopen terminal 22
- Auxiliary control power input terminals 24v and 24v terminal rating 22 to 32vdc maximum current 2 a maximum power 40w 23
- For details about wiring refer to chapter 8 section 8 compliance with emc standards 23
- Main circuit terminals and grounding terminals 23
- Note do not connect wiring to unassigned main circuit terminals marked with nc for details about the terminal block refer to section 2 terminal arrangement diagrams and screw specifications 23
- Terminal functions and wiring order 23
- The table below shows the order of wiring and terminal functions carry out wiring in the order shown in table 2 below 23
- To make the machinery or equipment compliant with the emc standards wire the motor and inverter in accordance with the following 23
- Wiring notes 23
- Wiring of auxiliary control power input terminals 23
- Control circuit terminals 24
- Connection diagrams 28
- This section shows connection diagrams with the enable input function used 28
- An electric shock may result if this warning is not heeded as an electric shock may result if this warning is not heeded as there may be some residual electric charge in the dc bus capacitor even after the power has been turned off 30
- Before changing the switches confirm the power supply tuned off 30
- Figure 2 shows the location of slide switches on the control pcb 30
- For detailed instructions on how to mount the keypad on the panel refer to the frenic lift user s manual 30
- For details on how to remove the front cover refer to section 2 30
- Mounting and connecting the keypad to the panel 30
- Setting the slide switches on the control pcb 30
- Switching the slide switches located on the control pcb see figure 2 allows you to customize the operation mode of the analog output terminals digital i o terminals and communications ports 30
- Table 2 lists function of each slide switch 30
- To access the slide switches remove the front cover so that you can see the control pcb 30
- To change the setting of a slide switch use a tool with a narrow tip e g a tip of tweezers be careful not to touch other electronic parts etc if the slide switch is in an intermediate position it is unclear whether the circuit is turned on or off and the digital input remains in an undefined state be sure to place the slide switch so that it contacts either side of the switch 30
- You can remove the keypad cover from the inverter unit and to mount keypad option on the panel or install it ata remote site e g for operation on hand 30
- Chapter 3 operation using the keypad 31
- Lm2_im_cp03_e_ok 31
- Chapter 4 running the motor for a test 32
- Checking prior to powering on 32
- Lm2_im_cp04_e_corrected 32
- Powering on and checking 32
- A reactor is inserted between the motor and inverter 33
- Configure the function codes listed below according to the motor ratings and your machinery design values for the motor ratings check the ratings printed on the motor s nameplate for your machinery design values ask system designers about them 33
- Configuring the function code data before test run 33
- For details of motor tuning procedure refer to the frenic lift user s manual 33
- In any of the following cases motor tuning is necessary because the standard settings of motor parameters for fuji motors are not applicable 33
- The cabling between the motor and the inverter is long 33
- The motor to be driven is not a fuji product or is a non standard product 33
- To drive a motor with encoder an option card should be used which has to be ordered separately 33
- To drive a synchronous motor you need to tune the inverter for the offset angle of magnet pole before running the motor 33
- To set up function code you need to use the keypad option or to access their data via communications link for details refer to the frenic lift user s manual 33
- Preparation for practical operation 34
- Running the inverter for motor operation check 34
- Alarm codes 35
- Chapter 5 troubleshooting 35
- For detail of function code refer to the frenic lift user s manual 36
- Before starting periodic inspections be sure to stop the motor shut down the power and wait at least 10 minutes make sure that the charging lamp is turned off further make sure using a multimeter or a similar instrument that the dc link bus voltage between the main circuit terminals p and n has dropped to the safe level 25 vdc or below 37
- Chapter 6 maintenance and inspection 37
- Check for abnormal noise odor or excessive vibration 37
- Check for traces of overheat discoloration and other defects 37
- Check that the expected performance satisfying the standard specifications is obtained 37
- Check that the keypad displays normally 37
- Check that the surrounding environment satisfies the environmental requirements given in chapter 7 section 7 standard model 37
- Daily inspection 37
- Lm2_im_cp06_e_corrected 37
- Perform daily and periodic inspections to avoid trouble and keep reliable operation of the inverter for a long time 37
- Periodic inspection 37
- Visually inspect the inverter for operation errors from the outside without removing the covers when the inverter is on or operating 37
- List of periodic replacement parts 38
- Remove dust accumulating on the inverter with a vacuum cleaner if the inverter is stained wipe it off with a chemically neutral cloth 38
- The inverter consists of many electronic parts including semiconductor devices table 6 lists replacement parts that should be periodically replaced for preventive maintenance use the lifetime judgment function as a guide these parts are likely to deteriorate with age due to their construction and properties leading to the decreased performance or failure of the inverter 38
- When the replacement is necessary consult your fuji electric representative 38
- Inquiries about product and guarantee 39
- Chapter 7 specifications 40
- Standard model 40
- External dimensions 42
- Frn0006lm2a 4e 42
- Frn0010lm2a 4e 42
- Frn0015lm2a 4e 42
- Frn0019lm2a 4e 42
- Power supply voltage inverter type 42
- Single phase 200v frn0011lm2a 7e 42
- Three phase 400v 42
- Chapter 8 conformity with standards 43
- Compliance with european standards 43
- Conformity to the low voltage directive in the eu 43
- Compliance with emc standards 44
- Frn0006lm2a 4 45
- Frn0010lm2a 4 45
- Frn0011lm2a 7 15 45
- Frn0015lm2a 4 45
- Frn0019lm2a 4 45
- Leakage current of the emc filter 45
- This product has built in emc compliant filter that contains grounding capacitors for noise suppression which increase the leakage current check whether there is no problem with electrical systems when using this product the leakage current listed in table 8 is added before adding this product consider whether the additional leakage current is allowable in the context of the overall system design 45
- Compliance with iec en 61000 3 12 46
- Figure 8 power source and regulation 46
- General comments 46
- Harmonic component regulation in the eu 46
- If an inverter whose rated input is 1 kw or less is connected to the public low voltage power supply it is regulated by the harmonics emission regulation iec en 61000 3 2 if an inverter whose input current is 16 a or above and 75 a or below is connected to the public low voltage power supply it is regulated by the harmonics emission regulation iec en 61000 3 12 46
- Note that connection to the industrial low voltage power lines is an exception see figure 8 46
- To bring the inverters frn0006lm2a 4 to frn0019lm2a 4 into compliance with iec en 61000 3 12 install an optional dc reactor and connect the inverters to a power supply whose short circuit ratio rsce is 120 or above 46
- When general purpose industrial inverters are used in the eu the harmonics emitted from inverters to the power lines are strictly regulated as stated below 46
- Compliance with functional safety standard 47
- Conventional inverter 48
- Enable terminals and peripheral circuit and internal circuit configuration 48
- Figure 8 conventional inverters compliant with en 81 1 12 a 48
- Figure 8 frenic lift inverters compliant with en 81 1 12 a 48
- Frenic lift lm2 inverter 48
- Being stopped input signals to en1 and en2 become on making the inverter ready to run 51
- Figure 8 inverter output state when the emergency stop button is turned off with the inverter being stopped 51
- Figure 8 shows the timing scheme to apply when the emergency stop button is turned off with the inverter 51
- Inverter output state when safe torque off sto is activated 51
- Sto state 51
- Turning the emergency stop button on turns en1 and en2 off bringing the inverter into the safe torque off 51
- Coasting the motor to a stop 52
- Figure 8 inverter output state when the emergency stop button is turned on with the inverter running 52
- Figure 8 shows the timing scheme to apply when the emergency stop button is turned on with the inverter 52
- Running input signals to en1 and en2 go off bringing the inverter into the safe torque off sto state and 52
- Power off 53
- Power on 53
- Instruction manual 55
- Lm2_im_edition_e_ok 55
- Fuji electric co ltd 56
- Lm2_im_backcover_e_ok 56
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