Hitachi SJ700-055-110LF 2 Series Service Manual
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Hitachi SJ700-055-110LF 2 Series Service Manual

Hitachi SJ700-055-110LF 2 Series Service Manual

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HITACHI INVERTER
SJ700-2 SERIES
SERVICE MANUAL
After reading this manual, keep it handy for future reference.
NTS204X

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Summary of Contents for Hitachi SJ700-055-110LF 2 Series

  • Page 1 All manuals and user guides at all-guides.com HITACHI INVERTER SJ700-2 SERIES SERVICE MANUAL After reading this manual, keep it handy for future reference. NTS204X...
  • Page 2 All manuals and user guides at all-guides.com Revision History Revision content Date of issue Manual code First edition Octover 2007 NTS204X - The current edition of this Instruction Manual also includes some corrections of simple misprints, missing letters, misdescriptions and certain added explanations other than those listed in the above Revision History table.

  • Page 3: Table Of Contents

    All manuals and user guides at all-guides.com Table of contents Chapter 1 Investigation of the inverter Spesification label(Model name,manufacturing number:MFG) ················································1 - 1 1.1.1 Model name, ················································································································1 - 1 1.1.2 MFG number················································································································1 - 1 Precautions for Data Setting·····································································································1 - 2 1.2.1 Monitor Mode···············································································································1 - 2 1.2.2...
  • Page 4 All manuals and user guides at all-guides.com Appendix Circuit Diagram····························································································································6 - 1 Internal block diagram ·················································································································6 - 2 Structure figure ····························································································································6 - 15...

  • Page 5: Chapter 1 Investigation Of The Inverter

    Output/Sortie: 0 -400Hz 380-480V 3 Ph Serial number MFGNo. 77AAT12345 A 001 Date: 0707 Hitachi Industrial Equipment MADE IN JAPAN Systems Co.,Ltd. Figure 1-2 Contents of the specifications label 1.1.1 Model name SJ700-150 H F F 2 2:type2 F:with EMC filter F:with digital operator L:3Ø200V class...

  • Page 6: Precautions For Data Setting

    All manuals and user guides at all-guides.com 1.2 Precautions for Data Setting The default display mode limits the screens (parameters) that can be displayed on the monitor. To enable the display of all parameters, specify "00" (full display) for the function code display restriction (b037). To enable the parameters to be changed while the inverter is operating, specify "10"...

  • Page 7: Function Mode

    All manuals and user guides at all-guides.com Note Code Function name Monitored data or setting Default d025 User monitor 0 -2147483647 to 2147483647 (upper 4 digits including “-“) − d026 User monitor 1 -2147483647 to 2147483647 (upper 4 digits including “-“) −...

  • Page 8: Extended Function Mode

    All manuals and user guides at all-guides.com 1.2.3 Extended Function Mode Default Code Function name Monitored data or setting Note _FEF _FUF Frequency source setting 00 (keypad potentiometer) (*1), 01 (control circuit terminal block), 02 (digital A001 operator), 03 (RS485), 04 (option 1), 05 (option 2), 06 (pulse-string input), 07 (easy sequence), 10 (operation function result) Run command source setting 01 (control circuit terminal block), 02 (digital operator), 03 (RS485), 04 (option...
  • Page 9 All manuals and user guides at all-guides.com Default Code Function name Monitored data or setting Note _FEF _FUF A041 Torque boost method selection 00 (manual torque boost), 01 (automatic torque boost) Torque boost method selection, A241 00 (manual torque boost), 01 (automatic torque boost) 2nd motor A042 Manual torque boost value...
  • Page 10 All manuals and user guides at all-guides.com Default Code Function name Monitored data or setting Note _FEF _FUF A081 AVR function select 00 (always on), 01 (always off), 02 (off during deceleration) 200 V class: 200, 215, 220, 230, 240 (V) A082 AVR voltage select 200/400 230/400 230/460...
  • Page 11 All manuals and user guides at all-guides.com Default Code Function name Monitored data or setting Note _FEF _FUF 00 (tripping), 01 (starting with 0 Hz), 02 (starting with matching frequency), 03 b001 Selection of restart mode (tripping after deceleration and stopping with matching frequency), 04 (restarting with active matching frequency) Allowable under-voltage power b002...
  • Page 12 All manuals and user guides at all-guides.com Default Code Function name Monitored data or setting Note _FEF _FUF b034 Run/power-on warning time 0. to 9999. (0 to 99990), 1000 to 6553 (10000 to 655300) (hr) 00 (enabling both forward and reverse rotations), 01 (enabling only b035 Rotational direction restriction forward rotation), 02 (enabling only reverse rotation)
  • Page 13 All manuals and user guides at all-guides.com Default Code Function name Monitored data or setting Note _FEF _FUF Cumulative input power data b078 Clearance by setting "01" and pressing the STR key clearance Cumulative input power display b079 1. to 1000. gain setting b082 Start frequency adjustment...
  • Page 14 All manuals and user guides at all-guides.com Default Code Function name Monitored data or setting Note _FF _FEF _FUF 01 (RV: Reverse RUN), 02 (CF1: Multispeed 1 setting), 03 (CF2: Multispeed 2 C001 Terminal [1] function (*2) setting), 04 (CF3: Multispeed 3 setting), 05 (CF4: Multispeed 4 setting), 06 (JG: (*2) Jogging), 07 (DB: external DC braking), 08 (SET: Set 2nd motor data), 09 (2CH: C002...
  • Page 15 All manuals and user guides at all-guides.com Default Code Function name Monitored data or setting Note _FEF _FUF C021 Terminal [11] function 00 (RUN: running), 01 (FA1: constant-speed reached), 02 (FA2: set frequency overreached), 03 (OL: overload notice advance signal (1)), 04 C022 Terminal [12] function (OD: output deviation for PID control), 05 (AL: alarm signal), 06 (FA3: set...
  • Page 16 All manuals and user guides at all-guides.com Default Code Function name Monitored data or setting Note _FEF _FUF Low-current indication signal 00 (output during acceleration/deceleration and constant-speed operation), C038 output mode selection 01 (output only during constant-speed operation) Low-current indication signal Rated current of C039 0.0 to 2.00 x "rated current"...
  • Page 17 All manuals and user guides at all-guides.com Default Code Function name Monitored data or setting Note _FEF _FUF Rated current of C111 Overload setting (2) 0.0 to 2.00 x "rated current" (A) inverter C121 [O] input zero calibration 0. to 9999., 1000 to 6553 (10000 to 65530) Factory setting C122 [OI] input zero calibration...
  • Page 18 00 (disabling auto-tuning), 01 (auto-tuning without rotation), 02 (auto-tuning H001 Auto-tuning Setting with rotation) 00 (Hitachi standard data), 01 (auto-tuned data), H002 Motor data selection, 1st motor 02 (auto-tuned data [with online auto-tuning function]) 00 (Hitachi standard data), 01 (auto-tuned data),...
  • Page 19 All manuals and user guides at all-guides.com Default Code Function name Monitored data or setting Note _FEF _FUF H050 PI proportional gain for 1st motor 0.0 to 999.9, 1000. 100.0 H250 PI proportional gain for 2nd motor 0.0 to 999.9, 1000. 100.0 H051 PI integral gain for 1st motor...
  • Page 20 All manuals and user guides at all-guides.com Default Code Function name Monitored data or setting Note _FEF _FUF Operation mode on expansion card P001 00 (tripping), 01 (continuing operation) 1 error Operation mode on expansion card P002 00 (tripping), 01 (continuing operation) 2 error Encoder pulse-per-revolution P011...
  • Page 21 All manuals and user guides at all-guides.com Default Code Function name Monitored data or setting Note _FEF _FUF Position setting range reverse side to forward side P060 Multistage position setting 0 (upper 4 digits including “-“) Position setting range reverse side to forward side P061 Multistage position setting 1 (upper 4 digits including “-“)
  • Page 22 All manuals and user guides at all-guides.com Default Code Function name Monitored data or setting Note _FEF _FUF Easy sequence user parameter U P116 0. to 9999., 1000 to 6553 (10000 to 65535) (16) Easy sequence user parameter U P117 0.
  • Page 23 All manuals and user guides at all-guides.com Default Code Function name Monitored data or setting Note _FEF _FUF U001 User-selected function 1 no/d001 to P131 U002 User-selected function 2 no/d001 to P131 U003 User-selected function 3 no/d001 to P131 U004 User-selected function 4 no/d001 to P131 U005...

  • Page 24: Code Display System And Key Operations

    All manuals and user guides at all-guides.com 1.3 Code display system and key operations This section describes typical examples of digital operator operation (in basic and full display modes) and an example of special digital operator operation in extended function mode U. The initial display on the monitor screen after power-on depends on the setting of function "b038".

  • Page 25: Example Of Operation In Basic Display Mode("B037"="04"[Factory Setting])

    All manuals and user guides at all-guides.com 1.3.1 Example of operation in basic display mode ("b037" = "04" [factory setting]) - Only basic parameters can be displayed in basic display mode. (All parameters in monitor mode, four parameters in function mode, or 20 parameters in extended function mode) - Other parameters are not displayed.
  • Page 26 All manuals and user guides at all-guides.com Key operation and transition of the Key operation and transition of the monitored data on display codes on display Pressing the key respectively scrolls up or down the code displayed in code display mode or increases or decreases the numerical data displayed in data display mode.

  • Page 27: Example Of Operation In Full Display Mode("B037"="00"[Factory Setting])

    All manuals and user guides at all-guides.com 1.3.2 Example of operation in full display mode ("b037" = "00") All parameters can be displayed in full display mode. The display sequence of parameters matches their sequence shown in Chapter 8, "List of Data Settings." Key operation and Key operation and Key operation and...

  • Page 28: Code/Data Display And Key Operator In Extended Function Mode U

    All manuals and user guides at all-guides.com 1.3.3 Code/data display and key operation in extended function mode U The extended function mode U differs in operation from other extended function modes because the extended function mode U is used to register (or automatically record) other extended-function codes as user-specified U parameters.

  • Page 29: Chapter 2 Troubleshooting

    All manuals and user guides at all-guides.com 2. Troubleshooting 2.1 Inverter trip contents,remedy,advise Display on Display on Name Description Troubleshooting and corrective action digital operator remote operator If the motor is constrained Check whether the load has fluctuated sharply. or suddenly accelerated (Eliminate the load fluctuation.) During or decelerated, a high...
  • Page 30 All manuals and user guides at all-guides.com Display on Display on Name Description Troubleshooting and corrective action digital operator remote operator If the inverter input voltage drops, the control circuit of the inverter cannot Check whether the power supply voltage has function normally.
  • Page 31 All manuals and user guides at all-guides.com Display on Display on Name Description Troubleshooting and corrective action digital operator remote operator Check for the noise sources located near the inverter. Gate array If an error occurs in the communication (Remove noise sources.) communica- between the internal CPU and gate GA.COM...
  • Page 32 All manuals and user guides at all-guides.com Display on Display on remote Name Description Troubleshooting and corrective action digital operator operator The inverter detects errors in the option Check whether the option board is board mounted in the optional slot 2. mounted correctly.

  • Page 33: Option Board Error Codes

    All manuals and user guides at all-guides.com 2.2 Option boards error codes When an option board is mounted in the optional port 1 (located near the operator connector), the error code display format is "E6*. " (on the digital operator) or "OP1-*" (on the remote operator). When it is mounted in the optional port 2 (located near the control circuit terminal block), the error code display format is "E7*.

  • Page 34: Error Indications By Protective Functions With The Digital Option Board (Sj-Dg) Mounted

    All manuals and user guides at all-guides.com 2.2.2 Error indications by protective functions with the digital option board (SJ-DG) mounted Display on Display on digital remote operator Name Description operator ERR1*** If timeout occurs during the communication between the inverter and digital option board, the OP1-0 OP2-0 SJ-DG error...

  • Page 35: Error Indications By Protective Functions With The Devicenet Option Board (Sj-Dn) Mounted

    All manuals and user guides at all-guides.com 2.2.3Error indications by protective functions with the DeviceNet option board (SJ-DN) mounted Display on Display on Name Description Troubleshooting and corrective action digital operator remote operator If the disconnection due to the Bus-Off Check whether the communication speed signal or timeout occurs during the setting is correct.

  • Page 36: Error Indications By Protective Functions With The Easy Sequence Function Used

    All manuals and user guides at all-guides.com 2.2.4 Error indications by protective functions with the easy sequence function used Display on Display on remote operator Name Description digital operator ERR1*** - The inverter will display the error code shown on the right if an invalid instruction is found in a downloaded program.

  • Page 37: Trip Conditions Monitoring

    All manuals and user guides at all-guides.com 2.3 Trip conditions monitoring 1) Trip factor This digit indicates the inverter status at tripping. These digits indicate a trip factor. See Section 5.1.1. Explanation of display : Resetting 2) Output frequency (Hz) at tripping : Initialization at power-on or with the reset terminal turned on : Stopping the motor : Decelerating or operating the motor at constant speed...

  • Page 38: Warning Codes

    All manuals and user guides at all-guides.com 2.4 Warning Codes The following table lists the warning codes and the contents of parameter readjustments: Warning code Target function code Condition Basic function code 001/ 201 Frequency upper limit setting (A061/A261) > 002/ 202 Frequency lower limit setting (A062/A262) >...

  • Page 39: Initialization Setting

    All manuals and user guides at all-guides.com 2.5 Initialization setting The initialization function allows you to initialize the adjusted settings on the inverter to restore the factory settings. You can also clear the trip history data alone. The settings of initialization are described below. The settings of "P100"...
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  • Page 41: Chapter 3 Debug Mode

    All manuals and user guides at all-guides.com 3. Debug Mode Specifying "01" (ON) for the debugging-mode selection function (C091) displays the functions described below. Note: The debugging-mode selection function (C091) is not displayed when the factory settings are applied. To enable the display of said function, specify "00"...

  • Page 42: Function Modes

    All manuals and user guides at all-guides.com 3.2 Function Modes Function name Function code Range of data Function for factory adjustment C170-C194 Change inhibited Region code for inverter C195 JP (intended for Japan) Capacity code for inverter C196 0.2 to 55.0 (kW) Voltage class code for inverter C197 200 (200 V class) or 400 (400 V class)

  • Page 43: Inverter Setting

    All manuals and user guides at all-guides.com 3.4 Inverter Setting The logic board is common to all inverter models. If you change the inverter capacity or voltage class, you must also adjust the relevant settings of the logic board to those of the inverter. 3.4.1 Setting procedure  ...

  • Page 44: Confirming The Completion Of Initialization

    All manuals and user guides at all-guides.com 3.4.2 Confirming the completion of initialization (1)Confirm the voltage class setting. (Confirming method) Display code "A082" on the monitor, press the FUNC key, and then confirm that data shown in the table below is displayed on the monitor.

  • Page 45: Control Power Supply

    All manuals and user guides at all-guides.com 4.The check of control power supply voltage and a control signal 4.1 Control power supply Measurement place Item Tolerance level PV5 +5V power supply 4.5-5.5V J1 connector 5pin,6pin Control terminal L PV12 +12V power supply 10.8V-13.2V J1 connector 3pin Control terminal L...
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  • Page 47: Chapter 5 Maintenance And Inspection

    Check those inverter sections and parts which are accessible only while the inverter is stopped and which should be inspected regularly. When you intend to carry out a periodic inspection, contact your local Hitachi Distributor. During a periodic inspection, perform the following: 1) Check that the cooling system is normal.

  • Page 48: Daily And Periodic Inspections

    All manuals and user guides at all-guides.com 5.2 Daily and Periodic Inspections Inspection cycle Part to Inspection item Detail of inspection Inspection method Criterion Test equipment Periodic inspect Daily Annual Biennial General Environment Check the ambient temperature, See Section 2.1, "Installation." The ambient temperature must Thermometer, humidity, and dust.

  • Page 49: Ground Resistance Test With A Megger

    All manuals and user guides at all-guides.com 5.3 Ground Resistance Test with a Megger When testing an external circuit with a megger, disconnect all the external circuit cables from the inverter to prevent it from being exposed to the test voltage. Use a tester (in high-resistance range mode) for a conduction test on the control circuit.

  • Page 50: Method Of Checking The Inverter And Converter Circuits

    All manuals and user guides at all-guides.com 5.5 Method of Checking the Inverter and Converter Circuits You can check the quality of the inverter and converter circuits by using a tester. (Preparation) 1) Remove the external power supply cables from terminals R, T, and T, the motor cables from terminals U, V, and W, and the regenerative braking resistor cables from terminals P and RB.

  • Page 51: Replacing Parts

    All manuals and user guides at all-guides.com 5.6 Replacing Parts The inverter consists of many parts and it functions normally only when all the parts operate normally. The table below lists the parts that may be subject to changes in characteristics and malfunctions after long-time use, even normally, over a specified number of years.
  • Page 52 All manuals and user guides at all-guides.com 3) Removing the sheet-metal-case type of cooling-fan unit <1> Remove the terminal block cover and front cover. <2> Make sure that the Charge lamp goes off. <3> Remove the screws at the top. <4>...
  • Page 53 All manuals and user guides at all-guides.com 2) Mounting the molded-case type of smoothing capacitors (note)This feature to remove the smoothing capacitor easily is not available for the mold case type(up to 11Kw) <1> Place the capacitor unit on the capacitor mounting plate. <2>...

  • Page 54: Inverter Replacement

    All manuals and user guides at all-guides.com (3) Smoothing capacitors (on PCB) Smoothing capacitors on PCB is recommended to be replaced after 10 years of usage under standard installation, which is the same as main Smoothing capacitors. If abnormality is found by visual inspection and/or if the control power supply is not activated after the power ON, the capacitors are required to be replaced.
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