Manuale d’uso / di manutenzione del prodotto J300U Series del fabbricante Hitachi
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INSTRUCTION MANUAL HIT A CHI INVER TER Hitachi, Ltd. T oky o J apan NB506XC After reading this manual, keep it at hand for future reference. J300 U : USA version Three phase input 200/400V class J300 .
- i - SAFETY For the Best Results with J300 Series inverter, read this manual and all of the warning sign attached to the inverter carefully before installing and operating it, and follow the instructions exactly. Keep this manual handy for your quick reference.
- ii - WARNING: This equipment should be installed, adjusted and serviced by qualified electrical maintenance personal familiar with the construction and operation of the equipment and the hazards involved. Failure to observe this precaution could result in bodily injury.
- iii - NO TE : POLLUTION DEGREE 2 The inverter must be used in environment of the degree 2. Typical constructions that reduce the possibility of conductive pollution are; 1) The use of an un-ventilat.
- iv - Revision History Table N o . Revision Contents The Date Operation of Issue Manual No. 1 Page iii : Pollution degree Aug. 1997 NB506XA Page 2-1 : Description of inverter model Page4-2 : Change o.
- v - T ABLE OF CONTENTS Page 1 . SAFETY PRECAUTIONS .......................................................................................... 1 -1 2 . INSPECTION UPON UNPACKING ........................................................................
1-1 1. SAFETY PRECA UTIONS 1 . Installation CA UTION * Be sure to install the unit on flame resistant material such as metal. Otherwise, there is a danger of fire. * Be sure not to place anything inflammable in the vicinity. Otherwise, there is a danger of fire.
1-2 CA UTION * Make sure that the input voltage is: Three phase 200 to 220 V/50 Hz, 200 to 230 V/60 Hz Three phase 380 to 415 V/50 Hz, 400 to 460 V/60 Hz * Be sure not to input a single phase to a 3 phase type. Otherwise, there is a danger of fire. * Be sure not to connect AC power supply to the output terminals [U (T1), V (T2), W (T3)].
1-3 CA UTION Input phase failure protection (1) J300-U version inverter are provided with the phase failure protection on the power supply. (2) When a buzzer, lamp, noise filter or transformer is connected between the input power terminals (L1, L2, L3) and input power fuses, input phase failure cannot be protected.
1-4 3 . Control and operation W ARNING * Be sure to turn on the input power supply after mounting the surface cover. While being energized, be sure not to remove the cover. Otherwise, there is a danger of electric shock. * Be sure not to operate the switches with wet hands.
1-5 CA UTION * Radiating fin and discharging resistor will have high temperature. Be sure not to touch them. Otherwise, there is a danger of getting burned. * Low to high speed operation of the inverter can be easily set. Be sure to operate it after checking the tolerance of the motor and machine.
1-6 CA UTION * When removing connectors, never pull the wires. (Wires for cooling fan and thermal relay) Otherwise, there is a danger of fire due to wire breakage and/or injury. 5 . Appendix W ARNING * When the inverter stops due to a trip with retry mode selected, the motor restarts suddenly.
1-7 6 . Others W ARNING * Never modify the unit. Otherwise, there is a danger of electric shock and/or injury. CA UTION * Withstand voltage tests and insulation resistance tests (megger tests) are executed before the units are shipped, so that there is no need to conduct these tests before operation.
1-8 CA UTION * Do not insert leading power factor capacitors or surge absorbers between the output terminals of the inverter and the motor. Earth leakage breaker Power supply Surge absorber Motor Leading power factor capacitor INV (L1) R, (L2) S, (L3) T, (T1) U, (T2) V, (T3) W, * Be sure to ground the grounding terminal, .
1-9 CA UTION EMI filter Inverter Power source Motor U V W U V W L1(L1) L2(L2) L3(L3) R1 S1 T1 R2 S2 T2 Terminal for grounding Power source EMI filter Noise Inverter Motor Noise Remote operator Piping (to be grounded) or shielded wire Ground the frame.
2. INSPECTION UPON UNP A CKING Before installation and wiring, be sure to check the following: • Make sure that there was no damage during transportation the unit.
3-1 3. APPEARANCE AND NAMES OF P ARTS 3.1 Names of Parts A set screw Digital operator Main circuit terminals Wiring holes Cover Control circuit terminals Charge lamp (LED) Blind cover Front cover Case.
4-1 4. INST ALLA TION CA UTION * Be sure to install the unit on flame resistant material such as metal. Otherwise, there is a danger of fire. * Be sure not to place anything inflammable in the vicinity.
4-2 For cooling purposes, be sure that the inverter is installed vertically. In addition, be sure that it is separated from other components and walls. If foreign matter is introduced into the interior of the inverter, this may cause malfunctions, so make sure that no foreign matter can enter it.
4-3 ➤ ➤ ➤ ➤ Vent hole Cover (a nonflammable plate such as an iron plate) Precaution for installation and wiring When executing the wiring work or another work, attach a cover on the vent hole (slit) on the top of the inverter to prevent wire chips, weld spatters, iron scraps, or dust from falling into the inverter.
5-1 5. WIRING W ARNING * Be sure to ground the unit. Otherwise, there is a danger of electric shock and/or fire. * Wiring work shall be carried out by electrical experts. Otherwise, there is a danger of electric shock and/or fire. * Implement wiring after checking that the power supply is off.
5-2 CA UTION * Make sure that the input voltage is: Three phase 200 to 220 V/50 Hz, 200 to 230 V/60 Hz Three phase 380 to 415 V/50 Hz, 400 to 460 V/60 Hz * Be sure not to input a single phase to a 3 phase type. Otherwise, there is a danger of fire. * Be sure not to connect AC power supply to the output terminals [U (T1), V (T2), W (T3)].
5-3 R (L1) S (L2) T (L3) P (+) N (-) U (T1) V (T2) W (T3) G (PE) MOTOR Braking Units Power supply ELB RB (RB) Dynamic braking resistor G (PE) The terminal board will be exposed when the front cover or terminal cover (450L/HF, 550L/HF) is removed. Wire the inverter in this state.
5-4 NOTE 3: Be sure that the specified grounding is carried out. Be sure to separate the unit’s grounding pole from those of other heavy electric machinery, and avoid using common grounding poles. If multiple inverters are used, make sure that the grounding connections do not create a loop.
5-5 5.2 Wiring of Control Circuit Terminals FM C M 1 P L C P 2 4 F W 87654321 H O O I L C M 2 1 2 1 1 AL2 AL1 AL0 Fre q uenc y meter Input intelligent terminal Frequency setting (500 Ω to 2 k Ω ) .
5-6 ➤ ➤ ➤ ➤ Insulate No grounding necessary Connect FG (frame ground) of the inverter. NOTE 3: When the frequency setting signal is turned on and off with a contact, use a relay which will not cause contact malfunctions, even with the extremely weak currents and voltages, such as crossbar twin contacts, etc.
5-7 5.3 Connection to the Programmable Controller (1) When the internal interface power source is used ① This is an example when the sink type transistor output (open collector output) module of the.
5-8 ➤ ➤ ➤ Power supply Magnetic contactor ELB Standard equipment Motor output (kW) Inverter model Wiring Applicable equipment Power lines R,S,T,U,V W,P,N Power lines External resistor RB1,2,3, P,RB Earth leakage breaker (ELB) Electro- magnetic contactor 5.
5-9 (*) Use AWG 16 wire for the alarm signal wire. Classify the detective current of the earth leakage breaker depending on the total distance between the inverter and the motor.
5-10 5.5 Terminal ➤ ➤ Terminal layout Main power Type Width (mm) Screw diameter Inverter output External braking resistor Dynamic braking unit Ground Connect the power supply Connect the motor Con.
5-11 Control circuit Terminal symbol Terminal description and function FM CM1 PLC P24 FW 8 H OI L CM2 11 AL0 AL1 AL2 Remarks AL1 AL2 Input monitor signal Frequency command input Output signal Fault alarm output Frequency monitor Dry contact Close: ON (run) Open: OFF (stop) Min.
5-12 5.6 Control Circuit Terminals Forward Reverse SWF SWR ON ON SWR CM1 PLC P24 FW 8 1 ••••• SWF ON ON ON ON ON ON ON CM1 Fourth (FS) speed Third speed Second speed First speed Frequency (H.
5-13 Terminal symbol Terminal name Description H Frequency command power • Initialization of a voltage signal by an external command terminal is between 0 and 10 VDC. (Switching from 0 to 5V is executed by A48.) When inputting 4 - 20 mA, turn the input terminal at ON.
5-14 5.7 Terminal Connection Diagram ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ Power supply Three phase power supply ELB EF Mg Mg BSS BSS AX AX Mg Motor R (L1) S (L2) T (L3) P24 PLC 24 VDC (T1) U (T2) V (T3) W FW 8 7 1 .
6-1 6. OPERA TION 6.1 Before Starting Operation Prior to the test run, check the following. W ARNING * Be sure to turn on the input power supply after mounting the surface cover. While being energized, be sure not to remove the cover. Otherwise, there is a danger of electric shock.
6-2 CA UTION * Radiating fin and discharging resistor will have high temperature. Be sure not to touch them. Otherwise, there is a danger of getting burned. * Low to high speed operation of the inverter can be easily set. Be sure to operate it after checking the tolerance of the motor and machine.
6-3 6.2 Test Run CA UTION Check the following before and during the test run. Otherwise, there is a danger of machine breakage. • Was the direction of the motor correct? • Was the inverter tripped.
6-4 Operating with digital operator: Runnign from external command: Procedure (1) Turn on ELB to supply power to the inverter. Make sure that the POWER LED on the digital operator turns ON. (2) Press the FUNC key once to display . (3) Press 2 of the digital operator four times to display .
6-5 • The failure alarm signal is generated from the terminal AL0 and AL1 when a failure hap- pens. At this time the contents of the failure are displayed on the digital operator. • Whether the alarm terminal output is to be turned on or off during normal run can be selected by the extension function .
6-6 Resetting (Any one of A, B and C is possible) When the internal interface power source P24-CM1 is used (Source type wiring) When the internal interface power source P24-CM1 is used (Sink type wiring) A) Turn control terminal 1 on.
7-1 7. OPERA TION OF THE DIGIT AL OPERA T OR The standard type digital operator is modified so as to be used easily by minimizing key opera- tions. Data can be set simply. 7.1 Names of Parts POWER Lamp Power lamp of control circuit Up key, Down key These keys are used to change data and increase or decrease the frequency.
7-2 7.3 Key Description Data display The key are used to select the code and change the data. When Code display the 1 key is pressed once, the monitor mode is displayed UP/DOWN key first and then , , , •••• are one by one. If the 1 key is pressed once again when is displayed, the display is returned to .
7-3 7.4 Explanation of Screen Display • When the inverter is turned on, the latest display appears. However, when the display unit for data of the commands F2 to F14 is turned off, the commands (F2 to F14) are displayed. (d10 and d11 excluded) • Data during running in any function mode or extension function mode can be displayed.
7-4 7.5 Transition of Each Code FUNC ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ <Monitor mode> Output frequency monitor Motor rev.
7-5 7.6 Digital Operator Initialization List (1) Monitor mode, function mode • The standard set value of each code number is displayed. • The extension functions shown on page 7-6 can be set by the extension function setting function.
7-6 (2) Extension function mode • Each function name and settable range to the extension function mode are shown below. • Set the extension function code to be changed by . NOTE 1: The most applicable motor capacity of the inverter is set. NOTE 2: The initial setting of each inverter is adjusted when shipping from the works.
7-7 7.7 Explanation of Modes (1) Monitor mode contents Contents and display Monitor mode contents FUNC ➤ . . . to . to to . FUNC ➤ (1) (2) (3) The frequency outputted by the inverter is monitored. The display is as shown below. Output frequency monitor Display when stopped A frequency between 0.
7-8 Contents and display Monitor mode contents FUNC ➤ to to ➤ (2) The product of the value of frequency converted value setting (A47) and that of output frequency (d0) is displayed on the monitor. Frequency converted value monitor 0.0 to 9.99 FUNC ➤ .
7-9 Methods for setting the output frequency are as follows: Initial set value ① Connect the multispeed terminal for setting the frequency to CM1. (The relationship between multispeeds 1 to 7 and the control circuit terminals is as shown below.) NOTE 4: When setting to over 120 Hz, the changing over maximum frequency is necessary.
7-10 Contents and display Monitor mode contents FUNC ➤ FUNC ➤ Set the motor direction. Set the motor direction when running by pressing the key. NOTE: The setting during run is impossible. Running direction Switching can be done by pressing the key.
7-11 ➤ ➤ These commands set and display Acc. time and Dec. time . Setting range Period 0.01 to 9.99s 10.0 to 99.9s 100 to 999s Every 0.01s Every 0.1s Every 1s Set torque boost Motor torque can be adjusted to increase the output voltage when the starting torque is not sufficient in V/F control.
7-12 Contents and display Monitor mode contents Switching the run command and frequency command setting modes Set the run command and frequency command sending destinations.
7-13 Contents and display Monitor mode contents ➤ ➤ ➤ ➤ 1 2 ➤ 1 2 FUNC FUNC ➤ Analog meter adjustment FM CM1 PLC P24 Adjust the analog meter connected to the frequency monitor terminal.
7-14 Returning to the initialization (State set at factory before shipment) When returning the equipment to the initial state set at factory before shipment for some reason, follow the following procedure. 1) Allocate STN (set value ) to one of the input intelligent terminals.
7-15 Contents and display Extension function code ➤ ➤ 2 ➤ FUNC Control method setting (3) Extension function mode contents ➤ V/f control (VC) Constant torque characteristics ➤ ➤ 2 V/f control (VP1) Reduced torque characteristics, 1.5 power NOTE : set torque boost in 70 to 90.
7-16 Contents and display Extension function code ➤ 1 2 FUNC Speed control response constant setting ➤ FUNC . ➤ ➤ . . 1 2 . ➤ ➤ . 1 2 ➤ ➤ Initial value Set the response speed (ASR system gain) between the inverter and motor. When increasing or decreasing the current motor response speed, adjust the ASR system gain.
7-17 Contents and display Extension function code ➤ ➤ 1 ➤ FUNC . Frequency upper, lower limiter ➤ ➤ Settable range 2 ➤ FUNC Initial value (400) Maximum frequency limiter ➤ ➤ 1 ➤ FUNC .
7-18 Contents and display Extension function code ➤ ➤ ➤ 1 2 FUNC FUNC . . ➤ Carrier frequency setting Set the switching frequency of the power module. Initial value (NOTE 1) NOTE 1: The initial value of carrier frequency varies with the inverter capacity.
7-19 Contents and display Extension function code ➤ ➤ ➤ ➤ 1 2 ➤ 1 2 FUNC FUNC ➤ Electronic thermal level adjustment ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ Set the electronic thermal level. Set the thermal level in accordance with the rated current of the motor in units of 1 (%).
7-20 Contents and display Extension function code ➤ ➤ 1 2 ➤ FUNC FUNC ➤ Instanta- neous restart selection Set value Function 0 Alarm output after tripped 1 Deceleration stop at the time of restart 2 Frequency matching start at the time of restart ( Note 1) Initial value Setting method Set the inverter retry method when a power error occurs.
7-21 Contents and display Extension function code ➤ ➤ 1 2 ➤ FUNC FUNC ➤ Dynamic braking usage ratio Initial value Setting method Set the usage ratio (%) for 100 seconds of BRD. When the BRD operation exceeds this setting, the operation will be stopped.
7-22 Contents and display Extension function code ➤ ➤ 1 2 ➤ FUNC FUNC ➤ Monitor signal selection Set value Function 0 Analog output frequency monitor 1 Analog current monitor 2 Analog torque monitor (Note) Initial value Setting method Select the output monitors signal at the control circuit terminal FM from the table indicated below.
7-23 Contents and display Extension function code Frequency arrival signal output method ➤ ➤ 1 2 ➤ FUNC FUNC ➤ Set value Function 0 At the time of constant speed arrival 1 Optionally set frequency or more Initial value Setting method When selecting the frequency arrival signal at the output terminal, select the arrival signal output method.
7-24 Contents and display Extension function code ➤ ➤ ➤ ➤ 1 ➤ 1 FUNC FUNC . . ➤ Running mode selection ➤ ➤ 1 2 ➤ FUNC FUNC ➤ Set value Function 0 Normal running mode 1 Energy conservation running mode Initial value Setting method Select the running mode.
7-25 Contents and display Extension function code ➤ ➤ ➤ ➤ 1 2 ➤ 1 2 FUNC FUNC ➤ Base frequency setting Maximum frequency setting Set the base frequency and maximum frequency.
7-26 Contents and display Extension function code ➤ ➤ ➤ ➤ 1 ➤ 1 FUNC FUNC . . ➤ Gain adjusting range P 0.0 to 5.0 I 0.0 to 15.0 s D 0 to 100.0 PID control selection . 2 2 These functions are used to set PID control operation gains. P (Proportional) gain, I (Integral) gain, D (Differential) gain Set each gain.
7-27 Contents and display Extension function code This function is used to set a target value level of PID controlling within 0 to 200%. This function is valid when 0 is set for . Target value setting method selection This function is used to select a method to enter the target value for executing each PID function.
7-28 Contents and display Extension function code Unusable Ro-T- option selection.
7-29 Contents and display Extension function code Input terminal setting 1 to 8 A terminal function is allocated to each of the input intelligent terminals 1 to 8. When using a function other than the standard set functions or changing the terminal order, set the function for each terminal.
7-30 Contents and display Extension function code Output terminal setting 11 and 12 A terminal function is allocated to each of the output intelligent terminals 11 and 12. When using a function other than the standard set functions or changing the terminal order, set the function for each terminal.
7-31 Contents and display Extension function code Input terminal a and b contact setting 1 ➤ FUNC ➤ ➤ FUNC Press the key 10 times. ➤ ➤ ➤ 1 2 The input intelligent terminals 4 to 1 can be changed individually to the a contact or b contact specification.
8-1 Description Contents Display Over current protection A currrent due to the alternating current CT between the power module and output terminal {U(T1), V(T2), W(T3)} is detected. When the motor is restricted or decelerated suddenly, a large current flows through the inverter and causes a fault.
8-2 It is displayed when the reset signal is kept supplied or an error occurs between the digital operator and inverter. When one of the keys , , and is pressed, it is recovered.
9-1 Symptom Circuit breaker (MCB) Electromagnetic contactor (Mg) Thermal relay (THRY) Failure alarm relay Display on the digital operator (display on the LCD of the remote operator) How to reset Cause.
9-2 Symptom Circuit breaker (MCB) Electromagnetic contactor (Mg) Thermal relay (THRY) Failure alarm relay Display on the digital operator (display on the LCD of the remote operator) How to reset Cause (explanation of message) Check Countermeasure The regenerative braking time is longer by the value set by BRD%ED.
9-3 Symptom Circuit breaker (MCB) Electromagnetic contactor (Mg) Thermal relay (THRY) Failure alarm relay Display on the digital operator (display on the LCD of the remote operator) How to reset Cause.
9-4 NOTE 1 : The failures detectable in the power module are overcurrents, excessively hot main devices, and insufficient voltages from the gate circuit power supply.
9-5 Symptom Circuit breaker (MCB) Electromagnetic contactor (Mg) Thermal relay (THRY) Failure alarm relay Display on the digital operator (display on the LCD of the remote operator) How to reset Cause (explanation of message) Check Countermeasure — — Power outage Check for an overload.
9-6 1 2 Symptom Probable cause Countermeasure The motor will not run. The inverter outputs U(T1), V(T2) and W(T3) are not supplying voltage. • Is power being supplied to terminals R(L1), S(L2) and T(L3)? If it is, the POWER lamp should be on. • Check terminals R(L1), S(L2), T(L3), U(T1), V(T2), and W(T3).
9-7 Symptom Probable cause Countermeasure The rpm of the motor will not increase. After checking the wiring of the frequency setter, the rpm still does not increase when the setter is turned. Replace the frequency setter. Are terminals 7 and CM1, terminal 6 and CM1 ON (Sink type)? Turn off terminal 7 and 6.
9-8 Symptom Probable cause Countermeasure Overload (Electronic thermal trip) (Low frequency zone) Is the torque boost too high ? Do the electronic thermal characteristics match the set characteristics of the motor ? Decrease the torque boost. Reset the electronic thermal characteristics and level.
10-1 10. MAINTENANCE AND INSPECTION 10.1 Maintenance and Inspection Precautions W ARNING * Be sure to turn off the power supply during maintenance and inspection.
10-2 NOTE 1: If the inverter is used under high temperature and heavy load conditions, its operat- ing life will be significantly reduced. NOTE 2: If the inverter has been stored for three years or more, apply the following condi- tions. 1) Apply 80% of the rated voltage of the capacitor for 1 hour at normal tempera- ture.
10-3 Daily Inspection and Periodic Inspection (1/3) Inspection cycle Inspection location Inspection item Inspection content Inspection method Criteria Standard replacement period Instruments Daily Periodic Overall Ambient environment Check ambient temperature, humidity, dust, corrosive gases, oil mist, etc.
10-4 Daily Inspection and Periodic Inspection (2/3) Inspection cycle Inspection location Inspection item Inspection content Inspection method Criteria Standard replacement period Instruments Main circuit Terminal board No damage. Visual inspection No abnormalities.
10-5 Inspection cycle Inspection location Inspection item Inspection content Inspection method Criteria Standard replacement period Instruments Regularly Periodic Control circuit Operation check (1) Check the balance of the output voltage of individual phases when operating the inverter independently.
10-6 Table 3 Parts to be measured Measurement item Parts to be measured Measuring instrument Remarks Reference value Supply voltage E 1 Supply current I 1 Supply power W 1 Supply power factor Pf 1 Out.
10-7 ➤ S T Motor Fundamental wave effective value: VAC=1.1 × VDC 300 V (200 V class) 600 V (400 V class) moving-coil type 220 k Ω 2W VDC U V W Measurement method for output voltage R Diode 600 V 0.1 A min. (200 V class) (L1) (L2) (L3) (T1) (T2) (T3) 1000 V 0.
11-1 11. STANDARD SPECIFICATIONS 11.1 Common Standarsd Specifications Item Enclosure (NOTE 1) Rated AC input power supply (V) Rated output voltage (V) (NOTE 2) Output frequency range (NOTE 3) Frequenc.
11-2 Item Description Input voltage Model Name (Type) 400 V class Protective structure is based upon JEM1030-1977. The output voltage will decrease if input voltage decreases. Confirm with the motor manufacturer the motors maximum rpm when using a motor running at frequency higher than 50/60 Hz.
11-3 11.2 Individual Specification (USA version (J300- LFU, HFU)) Item Applicable motor rating (4P, max. kW/HP) (NOTE 1) Continuous output (kVA) Constant torque Rated output current (A) Description Input voltage Model Name (Type) 200 V class 400 V class 7.
12-1 12. FUNCTIONS WHEN USING THE OPTIONAL REMO TE OPERA T OR 12.1 Connecting the remote operator Be sure to turn the power supply off when connecting the connector. (1 ) Insert the connector straight into the remote operator and inverter unit printed-circuit board.
12-2 NOTE: See the operation manual of the remote operator for instructions. In addition, see the following pages for details on its various functions.
12-3 12.2 Monitor mode Monitor mode list when the remote operator (DOP) and copy unit (DRW) are used • Monitor mode initial values and display contents Initial display contents, initialization, and change ranges are displayed in the table indicated below.
12-4 Manual torque boost frequency adjustment Display sequence Monitor name Display content Remarks 11 12 13 14 15 10.0% 0 to 50.0 Y V-Boost F 10.0% A trip occurs easily at 5 Hz or more. Initial value Setting range Setting and change are possible? Output voltage gain adjustment V-Gain 100% 100% 20 to 100 Y Jogging frequency adjustment Jogging 1.
12-5 12.3 Function mode Function mode list when the remote operator is used • Function mode initial values and display contents Initial display contents, initialization, and change ranges are displayed in the table indicated below.
12-6 Display (Function mode 1) (Function mode 2) Setting, change sequence Function Function Initialization display Initialization contents Setting contents No . name contents 6 F-05 Motor AUX M 123.60 mH Rated capacity 0 to 655.35 • Primary self inductance per Motor M setting of each inverter phase.
12-7 Display (Function mode 1) (Function mode 2) Setting, change sequence Function Function Initialization display Initialization contents Setting contents No . name contents 9 F-08 Accelera- Fsp F 0000.0 Hz 0 Hz 0 to 400.0 • The frequency at which the Accelera- tion stop acceleration operation is tion halt frequency stopped temporarily is set.
12-8 Display (Function mode 1) (Function mode 2) Setting, change sequence Function Function Initialization display Initialization contents Setting contents No .
12-9 NOTE 1 : When MD0 is set and the input terminal SFT is turned ON, the data of all functions is locked. When MD2 is set (stored), the data of all the functions is locked. During locking, no data can be changed. MD1, MD3 can set only the output frequency.
12-10 Display (Function mode 1) (Function mode 2) Setting, change sequence Function Function Initialization display Initialization contents Setting contents No . name contents 19 F-26 Frequency LIMIT L 0000.0 Hz 0 Hz 0 to 120.0 The lower limit of the frequency Frequency lower limiter (400) Hz to be set is set.
12-11 Display (Function mode 1) (Function mode 2) Setting, change sequence Function Function Initialization display Initialization contents Setting contents No .
12-12 input preventionl terminal Input IN-TM 7 CF 1 CF 1 CF1 and 17 setting terminal 7 Multi-stage other terminals setting input terminal Input IN-TM 8 REV REV reverse REV and17 terminal 8 run command.
12-13 Display (Function mode 1) (Function mode 2) Setting, change sequence Function Function Initialization display Initialization contents Setting contents No . name contents 30 F-37 Monitor MONITOR A-F A -F A-F/A/T/D-F • The FM terminal monitor signal signal output is selected.
12-14 Display (Function mode 1) (Function mode 2) Setting, change sequence Function Function Initialization display Initialization contents Setting contents No .
12-15 Display (Function mode 1) (Function mode 2) Setting, change sequence Function Function Initialization display Initialization contents Setting contents No .
12-16 12.4 Protection function display list when the remote operator is used There are protection functions for overcurrent, overvoltage, and undervoltage provided to protect the inverter.
12-17 12.5 Warning Error List The following warning errors are displayed on the warning monitor in the monitor mode. Check the set value. When an attempt is made to set a value larger than the set range, the set value may be rewritten as shown below.
12-18 12.6 Dimensions Remote operator, copy unit ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤.
12-19 12.7 Copy Unit Function Operation example (Procedure to transfer the data of inverter A to B,C, and D inverters) Se- Operation Ke y Operation result quence Set data is read out from the 1 inverter A (It is stored into the memory. 2 Turn off the power supply to inverter A and remove the cable.
12-20 12.8 Data to be copied by the copy unit Precautions for copying The copy units, DRW and HRW cannot copy some of parameters. For the details, see Appendix 7. Do not carry out data copy and transfer between different version (ex. J300-E1 J300-E4).
13-1 13. SERVICE When inquiring about inverter trouble, please be ready to inform the distributor where you purchased your unit or the nearest service station the following . (1 ) Type (2 ) Purchased date (3 ) Production No. (MFG. No.) (4) Malfunction symptoms If the contents are unclear due to an old nameplate, give only the clear items.
A-1 Appendix 1 Manual for New Functions 1. Autotuning [Outline of the function] This is a function for automatically setting the motor circuit constant necessary for the sensorless vector.
A-2 Autotuning start [Setting method] (1) Digital operator ➤ ➤ ➤ FUNC FUNC 00 A9 7 01 A9 7 Display the 97 A software switch and set it to the data (01) for starting autotuning setting. When the equipment starts running after the data is set, the autotuning measurement is executed.
A-3 (3) New remote operator ➤ ➤ ➤ ➤ ➤ SEL SEL SEL STOR 1 MON 1 Command 2 Initial 3 Function 4 Option 1 Control 2 Acc/Dec 3 Run 4 Braking 1 V/f 2 Motor 3 Carrier 1 AUTO 2 DATA 0:NOR (0-2) 0:NOR (0-2) 1 AUTO 2 DATA 1:AUT (0-2) 0:NOR (0-2) FS AC1 DC1 50.
A-4 Display when the autotuning terminates [Display in the normal state] • When the autotuning terminates normally, the following is displayed. When one of the keys is pressed, the original screen is displayed.
A-5 Running method by autotuning data When running the inverter using the autotuning data: 1. A-0 : The control method is set at SLV (sensorless vector control). 2. A-98 : The motor data is set on the autotuning side by the software switch. Make the above two settings.
A-6 (3) New remote operator First hierarchy Second hierarchy Third hierarchy Fourth hierarchy Fourth hierarchy ➤ ➤ ➤ ➤ ➤ SEL SEL SEL STOR 4 1 Command 2 Initial 3 Function 4 Option 1 Control .
A-7 [NOTES] *1: If the desired characteristic cannot be obtained in a sensorless vector control operation with auto tuning measured data, adjust the motor constant according to the detected symptom shown below. (DOP, DRW, HOP, and HRW functions of the remote operator are needed for this adjustment.
A-8 2. Energy conservation running [Outline of the function] This is a function for automatically setting the output voltage corresponding to the load during the V/F control running and suppressing useless power. The function is effective for a load of reduced torque characteristics such as a fan and pump.
A-9 [Setting method] (1) Digital operator Select 1 by 59 A running mode selec- tion. Running mode selection 0 : Normal running 1 : Energy conservation running 2 : Fuzzy most suitable acceleration and deceleration running When the running starts after the data is set, the energy conservation running is performed.
A-10 (3) New remote operator First hierarchy Second hierarchy Third hierarchy Fourth hierarchy Monitor display ➤ ➤ ➤ ➤ ➤ SEL SEL SEL STR 1 MON 1 Command 2 Initial 3 Function 4 Option 1 Control 2 Acc/Dec 3 Run 4 Braking 1 Freg. 2 Pattern 3 SPD 1 MODE 0:NOR (0-2) 1 MODE 2:OEN (0-2) FS AC1 DC1 50.
A-11 3. Fuzzy most suitable acceleration and deceleration [Outline of the function] The fuzzy most suitable acceleration and deceleration function realizes acceleration and decelera- tion characteristics using the inverter capability at its maximum under fuzzy control to eliminate troublesome setting of the acceleration and deceleration time.
A-12 [Principle] The acceleration and deceleration ratio or acceleration and deceleration are set in accordance with the fuzzy rule from the distance to the overload restriction level and the start slopes of current and voltage.
A-13 Select 2 by 59 A running mode selec- tion. Running mode selection 0: Normal running 1: Energy conservation running 2: Fuzzy most suitable acceleration and deceleration running When the running starts after the data is set, the most suitable acceleration and deceleration running is performed.
A-14 (3) New remote operator First hierarchy Second hierarchy Third hierarchy Fourth hierarchy Monitor display ➤ ➤ ➤ ➤ ➤ SEL SEL SEL STR 2 MON 1 Command 2 Initial 3 Function 4 Option 1 Control 2 Acc/Dec 3 Run 4 Braking 1 Freq. 2 Pattern 3 SPD 1 MODE 0:NOR (0-2) 1 MODE 2:GOD (0-2) FS AC1 DC1 0.
A-15 Appendix 2 Instantaneous Power Failure Restart and Commercial Power Source Switching 1. Instantaneous power failure restart [Function Outline] This function allows an inverter operation to be selected according to the subject system as follows when an instantaneous power failure occurs.
A-16 W ARNING l If the retry mode is selected, do not approach the inverter unnecessarily. It will be restarted suddenly after it trips/stops. (Design the inverter so that the safety can be assured even in such a restart.) Otherwise, bodily injury will result.
A-17 2. Commercial power source switching F9 C3 03 31 4 F-SET-SELECT TRM F/R-SELECT TRM IN-TM3 CS NOTE: Allocate the commercial power source switching input terminal CS to one of the input terminal settings 1 to 8 (IN-TM1 to IN-TM8). In this example, the terminal CS is allocated to the input terminal setting 3.
A-18 ➤ ➤ ➤ ➤ ➤ ➤ ➤ Mg1 Mg2 THRY IM R(L1) S(L2) T(L3) (T1)U (T2)V (T3)W H O L FW RV CS CM1 AL1 AL2 AL0 ELBC ELB Mg FWY RVY CSY Mg ON Mg1 Mg2 CS FWY RVY ON ON ON ON OFF NOTE 1: When the ELB trips due to a ground-fault, the commercial power source circuit will not operate.
A-19 40 30 10 0 -10 1 2 345 67 8 9 1 0 (˚C) 20 Ambient temperature Capacitor life (year) 50 12 hours Operation/day Appendix 3 Capacitor Life Curve * The ambient temperature herein means the temperature around the inverter body. If the inverter is housed in a panel, the ambient temperature corresponds to the temperature in the panel.
A-20 Appendix 4 Acceleration/Deceleration Curve Constants This function can vary the curvature when the acceleration curve pattern (or deceleration curve pat- tern) is selected to S curve, U curve or RU (reverse U) curve in the function mode (F-06).
A-21 Appendix 5 Multi-Motor Operation and Precautions for Operation ➤ ➤ ➤ ➤ ➤ ➤ ➤ ➤ 3 2 1 No. F-36 CARRIER 16.0 kHz ➝ 8.0 kHz F-04 CONTROL VC F-05 AUX R1 00.223 ➝ 00.323 F-04 CONTROL SLV F-05 AUX DATA NOR a. AUX J 001.22 kgm 2 ➝ 000.
A-22 ➤ ➤ ➤ ➤ 4 No. • F-04 CONTROL SLV • F-05 AUX DATA NOR a. AUX J 001.22 kgm 2 ➝ 003.22 kgm 2 b. AUX Kp 002.00 ➝ 001.00 Operation conditions Phenomena Improvements NOTE: The setting methods shown below apply to DOP and DRW operations.
A-23 5 No. • F-04 CONTROL SLV ➝ VC • F-05 AUX K 022.00 kW ➝ 015.00 kW Operation conditions Phenomena Improvements NOTE: The setting methods shown below apply to DOP and DRW operations. Display, etc. Parallel motor operation Operation cannot be started at high torque, since the inverter does not know the load sharing of the motors.
A-24 Function contents It is possible to run two motors with one inverter by switching the control circuit terminal [SET]. The changing of the SET terminal can be executed only when the inverter is stopped.
A-25 Appendix 7 List for display and data read/copy with each operators (1) Monitor mode Y: Possible N: Not possible Display with Display with Function No. with digital operator Data read/copy Monitor name HOP, HRW DOP, DRW Alterability No . Data HRW DRW Frequency setting First setting FS 0.
A-26 Monitor name HOP, HRW DOP, DRW Alterability No . Data HRW DRW Trip cause factor 1 ERR1 # ERR1 # Y d 10 - - - N N Trip frequency 1 ERR1 0.0 Hz ERR1 0.0 Hz N — — N N Trip current 1 ERR1 0.0 A ERR1 0.0 A Y d1 0 - - - N N Trip time P-N voltage 1 ERR1 0.
A-27 Function mode Layer Data display N o. Data display Alterability No . Data HRW DRW Control method Fir st settin g 3-1-1 6 MODE 0: VC F-04 CONTROL VC Y A 0 0 Y Y Second setting 6 MODE 0 : VC CONTRO.
A-28 Display with HOP, HRW Display with DOP, DRW Function No. with digital operator Data read/copy Function mode Layer Data display N o. Data display Alterability No . Data HRW DRW Deceleration time setting Firs t setting 3-2-2 1 D1 30.00 s F-07 DEC 1 0030.
A-29 Display with HOP, HRW Display with DOP, DRW Function No. with digital operator Data read/copy Function mode Layer Data display N o. Data display Alterability No . Data HRW DRW Electronic thermal characteristics 3-5-1 6 F2 0 H z F-23 E-THM F2 0000 Hz N— — Y N free setting (frequency 2) Electronic thermal characteristics 7 A3 24.
A-30 Display with HOP, HRW Display with DOP, DRW Function No. with digital operator Data read/copy Function mode Layer Data display N o. Data display Alterability No .
A-31 Display with HOP, HRW Display with DOP, DRW Function No. with digital operator Data read/copy Function mode Layer Data display N o. Data display Alterability No .
A-32 Appendix 8 PID Function 1. Function The PID (Proportional, Integral, Differential) control functions can apply to controlling of the air (water) amount of a fan pump, etc., as well as controlling of pressure within a fixed value. Set the reference signal according to the frequency setting method or the internal level.
A-33 3. Data Setting Method (1) Digital operator Refer to 90 A 91 A 92 A 94 A 95 A 96 A of the extended funciton mode contents (pages 7-26 and 7-27). (2) Remote operator Setting item Setting range PID IN-SEL IN The PID LVL set value is assumed as the target value.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Hitachi J300U Series è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Hitachi J300U Series - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Hitachi J300U Series imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Hitachi J300U Series ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Hitachi J300U Series, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Hitachi J300U Series.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Hitachi J300U Series. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Hitachi J300U Series insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
