Mitsubishi Electric FR-K-1500-U Скачать руководство пользователя страница 3 | Manualshive

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Содержание FR-K-1500-U

Страница 1: ...MlTSUBlSHl VVVF TRANSISTOR INVERTER INSTRUCTION MANUAL 208 230V series I MlTSUBlSHl ELECTRIC ...

Страница 2: ...n Please make sure to attach this instruction manual to the unit when the unit is shipped CONTENTS 1 UNPACKING 1 2 TRANSPORTING 1 3 INSTALLATION 1 4 WIRING AND POWER SUPPLY RATING 1 4 1 Wiring 1 4 2 Power supply rating 2 5 OPERATIONS 4 5 1 Pointsto check before operations 4 5 2 Preparationsbefore operations 4 5 3 Operations 5 5 4 Operation s precautions 6 6 MAINTENANCE AND INSPECTION 7 7 CONSTRUCT...

Страница 3: ...d be taken not to apply force only to this cover during transport a 3 INSTALLATION o Place the inverter in a clean and well ventilated location Avoid locations exposed to direct sunlight or subject to high temperatures humidity dust or corrosive gases 0 Install the inverter securely on the wall with volts or screws vertically so that the letters FREQROL K appears front 0 Since the inverter does ge...

Страница 4: ...connections to the control terminals terminals marked as in Fig 1 Standard Wiring Diagram to prevent the control circuit from being induced by other equipment and also connect them away from the main circuit and high voltage circuit Relay sequencecircuit of 230V 115V Twisted wire Shielded wire Frequency setter Frequency setter 9 The output wires from the inverter are protected from short circuitin...

Страница 5: ...AWG 14 AWG Frequency setter 2W 1 kSL 14 AWG 14 AWG 14 AWG 14 AWG I 2 AWG lo AWG 6 AWG 1 OCR 11 Motor 14 AWG 12 AWG I0 AWG 8 AWG FREOROL K Inverter I STF Reret aw STR SD SD FM are built into inverters an operation panel NOTE 1 I f you are running a motor with a different capacity from the inverter or more than one motor r o v i d e thermal overload relay to the inverter s output circuit 2 The purpo...

Страница 6: ...operating 1 60Hz At shipping Note If you are using a general type motor do not set the maximum output frequency to 240Hz Thissetting is for specialdesignedmotors 5 2 2 Selectionof frequency setting signal set with sleect switch The settings O 5V and 0 10V are available for frequency signal The 0 5V position is set at shipping If another settingis required select a s follows 1 For 0 5V DC signal se...

Страница 7: ...t will go in the clockwise direction 5 3 Operations When the preparations have been completed begin inverter operations in the following procedure 1 First close the MCCB then the magnetic contactor MS by pushbutton The power pilot lamp on the inverter panel should light in yellow The motor will not yet rotate in this state Touch the motor with your hand to see that there are no buzzing sounds or v...

Страница 8: ...shut off state will continue To reset after a shut off perform the following operations 0 First turn off the power supply with the MCCB or the Magnetic contactor MS then turn it on 0 Short circuit the terminals between RES reset and SD common of the control circuit by the reset switch then after about 0 1 second re open 9 Use the calibration resistor to adjust the frequency meter so that the frequ...

Страница 9: ...t no daily maintenance is required The following maintenance practices should however be observed 1 Since the capacitor in the inverter remains chargedat high voltage for a while after the inverter is turned off perform inspections only after charge indication lamp CHARGE goes out Also the cooling fan will continue to run for some time after the power has been turned off so be careful to keep hand...

Страница 10: ... is removed the plastic cover s two set screws will be exposed Remove these screws and slide the plastic cover upward 2 The P C board of the control circuit has been attached by set screws for inverters below class FR K 3700 U or the board support for FR K 5 5K U and FR K 7 5K U Fig 3 Type FR K 400 Uto FR K 3700 U Fig 4 Type FR K 5 5K U and FR K 7 5K U Control circuit terminal arrangement TR Contr...

Страница 11: ...re contact with your local service representation 8 1 Troubleshooting Chart 1 Motor does not run START i i Note 1 power supply has been Are MCCB ELB MS Yes terminals R and S S etc turned on Defective MCCB ELBI or and T T and S MS or wiring trouble lamp lit up pacity transformer Inverter trouble Cooling fan trouble tion relay of radiation Ventilation obstruction fan Remove Set reret rwitch lbetween...

Страница 12: ...ency command Inverter trouble and U J terminals 2and 5 I v Is voltage across termi I nalr 5 and 10 5V or trouble or wiring trouble Motor overload Motor trouble Magnetic brake does not open Motor trouble Note 0 ELL3 Earth Leakage Braker Wiring trouble Note 1 Out of voltage should be within f10 of ratedvoltage Note 2 Is thermal overload relay IOCRI connected Note 3 Imbalanced should be within 1 of m...

Страница 13: ...quency rener trouble 10Vl across terminals 2 and 5 even after freque ncy setter has been tur ned on No Inverter trouble 4 Motor overheats u Ir motor overloaded Yes Lighten the load or increase capacity of motor and No Does motor run a t low speeds for long periods Lighten the load or ventilate the motor from of time or increasecapacity of motor and inverter Note 6 I I IS output voltage among termi...

Страница 14: ...tage out of balance amaung terminals U and yes V V and W W and U NO Har there been a load Yes Minimize load variation or attach flywheel t o motor vibration Run with load vaciation Is there any backlash in chain gear etc Improve mechanical parts No Capacitor for constant Has inverter been used output voltage has been for 5 t 0 10 years used beyond service life Inverter trouble Note 7 Anivatlon of ...

Страница 15: ...stages If the maximum number all wabl is exceeded however this will increase the frequency of use of the brake and an alarm indication lamp will come on There is an overcurrent because impedence of capacitor is small against high frequency Ground faults do not alway cause an overcurrent trip OCT state If a ground fault occurs it may lead to inverter trouble Since inverter starts opera tion at 3H2 ...

Страница 16: ...r shield wire are used fo the fre quency settingsignal cir cuit 10 2 5 Shield wire should be connected to terminal 5 only and do not connect shield wire with grounding or around terminal of other circuit i e instrumentation circuit Reset the inverter and restart it If you wish to keep the alarm state on display use an external circuit If there has been an in stantaneous power failure for 15 msec o...

Страница 17: ...ted value are shown in Fig 6 However even measuring instruments of the same accuracy may be inconsistent because of differences in factors such as manufacturer model type or year made etc FR K Inverter 7 Fig 5 Points to be Measuredand Examples of Measuring Instruments Example Output voltage of inverter Motor rating 3 7 kW 4P FR K 3700 U Inverter Take the indicated value of rectifier type voltmeter...

Страница 18: ... and W Power at output P2 Moving irontype Terminals U V and W and Electro dynamo across terminals U and V meter type and V and W Power factor at output Pf2 Calculate in a similar manner as for power supply using the following equation Output of converter Across terminals Pand N Moving coiltype sucha s multi meter Charge lamp lights up when voltage is 10V DC or more 1 35 x v 1 Maximum380V DC during...

Страница 19: ...celeration1deceleration time 0 2 3 0 rec in 0 2 sec increments 1 15 sec in 1 sec increments 10 150 sec in 10 sec increments selectable Regenerative braking torque Over 70 of rated motor torque short time rating Protection against stalls caused by overcurrent protection against stalls caused by regenerative overvoltage overcurrent protection regenerativ overvoltage protection overload protection el...

Страница 20: ... inverter secondary circuit so to remove the trouble and restorethe circuit examine all possible failure When an overvoltageis caused by regenerativeenergy at the converter output the protection circuit is activatedto cut off the transistor circuit and keep it off An alarm indication lamp will light up in such cases Activation of the rGeneratLe overvoltage protection circuit is causedmainly by an ...

Страница 21: ...them Closing terminals between STF and SD and STR SD simultaneously causes stop command lnput termial for eversestart signal 3utput terminal for irequency meter Appromixately 5V DC is obtained at maximum frequencies 60Hz 120H2 or 240Hz and output voltage is in proportion with the frequencies Connect moving coil type ampere meter DC 1 mA with terminals FM and SD Use calibration variable resistor 10...

Страница 22: ...en collector L when the commanded frequency is above 3H H normally Use power supply 24V DC with ripple voltage within 10 Output terminal that indicates whether the actual frequency corresponds to the preset frequency Open collector L corresponds H does not correspond These terminals are connected internally with input terminals R and S To retain an alarm display disconnect from terminals R and S a...

Страница 23: ......

Страница 24: ...IB INA 64525 8 185031 ROD Printed in Jaoan S ecification rubiect to chanae withnur novice ...

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