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HITACHI INVERTER
SJ300 / L300P SERIES
SERVICE MANUAL
After reading this manual , keep it hand for future reference.
H I T A C H I
NBS611CX
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Revision History Table The Date Operation No. Revision Contents of Issue Manual No. 1 Japanese font was removed. Nov. 2000 NBS611BX 2 The specification of the capacity 75-132kW and more was added. Mar. 2001 NBS611CX
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Table of contents 1. Investigation of the inverter 1.1 Specification label(Model name , Manufacturing number ; MFG) 1.1.1 Model name 1-1 1.1.2 MFG number 1-1 1.2 Inverter specification 1.2.1 SJ300 1-2 1.2.2 L300P 1-10 2. Trouble shooting 2.1 INV trip contents , remedy , advice 2-1 2.2 Option error 2.2.1 Feed-back board (SJ-FB) 2-3 2.2.2 Digital-input option board (SJ-DG) 2-3 2.2.3 Device-Net option board (SJ-DN) 2-3 2.3 Check of the trip monitor contents 2-4 2.4 Confirmation o
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1. Investigation of the inverter 1.1 Specification label (Model name, Manufacturing number ; MFG) • There are 2 specification label attached to the inverter as shown in Fig 1-1. Specification label Fig 1-1 Specification label location • Please confirm the model name and MFG number from the specification label as follows. Model name Applicable motor Input ratings Output ratings MFG number Fig 1-2 contents of specification label 1.1.1 Model name SJ300-055 H F (R) R : with POT meter
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1.2 Inverter specification (Note1) 1.2.1 SJ300 Monitor Mode Dis- SJ300 monitor or data range Initial play Function name Note (digital operator) data code Output frequency d001 0.00-99.99/100.0-400.0(Hz) - monitor Output current d002 0.0-999.9(A) - monitor Operation direction d003 F(forward)/o(stop)/r(reverse) - monitor PID feedback 0.00-99.99/100.0-999.9/1000. – 9999. / d004 - monitor 1000-9999/ 100- 999 (10000-99900) (Example) FW, terminal 7,2, 1: ON FW Termina
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Function Mode Initial data Code Function name SJ300 Setting range Note -FE/-FU/-F A001 Frequency setting selection 01(terminal)/02(operator)/03(RS485)/04(option1)/05(option2) 01/01/02 A002 Operation setting selection 01(terminal)/02(operator)/03(RS485)/04(option1)/05(option2) 01/01/02 A003 Base frequency 30. - Maximum. frequency(Hz) 50./60./60. A203 Base frequency, 2nd motor 30. – 2nd M aximum. frequency (Hz) 50./60./60. A303 Base frequency, 3rd motor 3
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Function Mode Initial data Code Function name SJ300 Setting range Note -FE/-FU/-F st st A061 1 frequency maximum limiter 0.00, 1 frequency lower limitter - maximum frequency(Hz) 0.00 nd nd nd A261 2 frequency maximum limiter 0.00, 2 frequency lower limiter-2 setting maximum frequency(Hz) 0.00 st A062 1 frequency minimum limiter 0.00, start frequency-maximum frequency(Hz) 0.00 nd nd A262 2 frequency minimum limiter 0.00, start frequency-2 setting maximum frequency(Hz) 0.00 A063 Jump frequency1
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Function mode Initial data Code Function name SJ300 Setting range Note -FE/-FU/-F Rated b012 Electronic thermal level 0.2*constant current-1.20*constant current(A) Current of inverter Rated Electronic thermal level Current of b212 0.2*constant current-1.20*constant current(A) nd (2 motor) Inverter Rated Electronic thermal level current of b312 0.2*constant current-1.20*constant current(A) rd (3 motor) inverter st 1 electronic thermal 00(reduced characteristic)/ 01(constant torque characteristic)
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Function mode Initial data Code Function name SJ300 Setting range Note -FE/-FU/-F Intelligent input 1 a/b C011 00(NO)/01(NC) 00 (NO/NC) selection Intelligent input 2 a/b C012 00(NO)/01(NC) 00 (NO/NC) selection Intelligent input 3 a/b C013 00(NO)/01(NC) 00 (NO/NC) selection Intelligent input 4 a/b C014 00(NO)/01(NC) 00 (NO/NC) selection Intelligent input 5 a/b C015 00(NO)/01(NC) 00 (NO/NC) selection Intelligent input 6 a/b C016 00(NO)/01(NC) 00/01/00 (NO/NC) selection Intelligent input 7a/b C017
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Function mode Initial data Code Function name SJ300 Setting range Note -FE/-FU/-F RUN time/Power ON time level b034 0.-9999./1000-6553(10000-65530)hr 0. b035 Operation direction restrict 00(Reverse is valid)/01(Only forward)/02(Only reverse) 00 b036 Start reduced voltage 00(Start reduced voltage time small)-06(Start reduced voltage time large) 06 b037 Display selection 00(all display)/01(each function display)/02(User setting / main setting) 00 00(4 quadrant mode)/01(Terminal operation)/ b040 To
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Function mode Initial data Code Function name SJ300 Setting range Note -FE/-FU/-F 00(Invalid)/01(Valid(the motor does not rotate))/ H001 Autotuning selection 00 02( Valid(the motor rotates)) st 00(Hitachi general purpose motor data)/01( Autotuning data)/ H002 1 motor constant selection 00 02(Autotuning data with online autotuning) 00(Hitachi general purpose motor data)/01( Autotuning data)/ nd H202 2 motor constant selection 00 02(Autotuning data with online autotuning) Set on st H003 1 allowabl
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Function mode Initial data Code Function name SJ300 Setting range Note -FE/-FU/-F Option1 operation selection P001 00(TRP)/01(RUN) 00 on error Option2 operation selection P002 00(TRP)/01(RUN) 00 on error P010 Feed-back option selection 00(Invalid)/01(Valid) 00 Encoder pulse number P011 128.-9999./1000-6500(10000-65000) (pulse) 1024 setting P012 Control mode selection 00(ASR mode)/01(APR mode) 00 Pulse train input mode P013 00(Mode 0)/01(Mode 1)/02(Mode 2)/03(Mode 3) 00 selection Orientation stop
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1.2.2 L300P Monitor code Dis- L300P monitor or data range Initial Function name Note play (digital operator) data code Output frequency d001 0.00-99.99/100.0-400.0(Hz) - monitor Output current d002 0.0-999.9(A) - monitor Operation direction d003 F(forward)/o(stop)/r(reverse) - monitor PID feedback 0.00-99.99/100.0-999.9/1000. -9999. / d004 - monitor 1000-9999/ 100- 999 (10000-99900) (Example) FW, terminal2, and 1: ON FW Terminal 5, 4, 3 :OFF Intelligent input ON d005 - t
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Function Mode Initial data Code Function name L300P Setting range N o t e -FE/-FU/-FR 00(VR)/01(terminal)/02(operator)/03(RS485)/ A001 Frequency setting selection 01/01/00 04(option1)/05(option2) A002 Operation setting selection 01(terminal)/02(operator)/03(RS485)/04(option1)/05(option2) 01/01/02 A003 Base frequency 30. - Maximum. frequency(Hz) 50./60./60. nd A203 Base frequency, 2nd motor 30. - 2 M aximum. frequency (Hz) 50./60./60. A004 Maximum frequency 30. - 400. (Hz) 50./60./6
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Function Mode Initial data Code Function name L300P Setting range N o t e -FE/-FU/-FR st st A061 1 frequency upper limiter 0.00, 1 frequency lower limiter-maximum frequency(Hz) 0.00 nd nd nd A261 2 frequency upper limiter 0.00, 2 frequency lower limiter-2 setting maximum 0.00 frequency(Hz) st A062 1 frequency lower limiter 0.00, start frequency-maximum frequency(Hz) 0.00 nd nd A262 2 frequency lower limiter 0.00, start frequency-2 setting maximum frequency(Hz) 0.00 A063 Jump frequ
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Function Mode Initial data Code Function name L300P Setting range N o t e -FE/-FU/-FR Overload restriction 00(invalid)/01(enabled on acceleration / constant speed)/02(enabled b021 01 selection on constant speed) Rated current of b022 Overload restriction level 0.50* rated current-1.50* rated current(A) inverter x 1.20 Overload restriction limit b023 0.10-30.00(s) 1.00 constant Overload restriction 2 00(invalid)/01(valid on acceleration / constant speed)/02(valid on b024 01 selection
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Function Mode Initial data Code Function name L300P Setting range N o t e -FE/-FU/-FR C070 Data command 02(operator)/03(RS485)/04(option1)/05(option2) 02 Communicating 02(loop-back test)/03(2400bps)/04(4800bps)/ C071 04 transmission speed 05(9600bps)/06(19200bps) C072 Communication code 1. - 32. 1. C073 Communication bit 7(7bit)/8(8bit) 7 C074 Communication parity 00(no parity name)/01(even parity)/02(odd parity) 00 C075 Communication stop bit 1(bit)/2(bit) 1 Communication waiting C07
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Function Mode Initial data Code Function name L300P Setting range N o t e -FE/-FU/-FR U001 User1 selection no/d001-P040 no U002 User2 selection no/d001-P040 no U003 User3 selection no/d001-P040 no U004 User4 selection no/d001-P040 no U005 User5 selection no/d001-P040 no U006 User6 selection no/d001-P040 no U007 User7 selection no/d001-P040 no U008 User8 selection no/d001-P040 no U009 User9 selection no/d001-P040 n
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2. TROUBLE SHOOTING 2.1 Inverter trip contents, remedy, advice Digital Trip contents operator Remedy, advice display It’s one of INV failure by locked Load changed rapidly. motor, fast ACC/DEC because big While constant Short circuit or earth contact (ground current will be flown. fault) in the motor or the motor cable. speed By over current detection, INV will shut the output by the hardware. This detection will be done by AC While If fast deceleration is happening CT. preset Decel time longer
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Digital Trip contents operator Remedy, advice display If Instant power failure 15ms or more happened, INV will shut the output. If the instant power failure is longer Any incoming AC V drop Instant power failure than preset allowable time or affordable control supply No contact failure in MCB,Mg? voltage time, INV will work as normal power off. This detection means INV will re-start with the run command after the long instant power failure. If main circuit temp. was exceeded specific level such
