Hitachi L300P Series

Internal block diagram

Contents

Main Page Page 1. Investigation of the inverter 1.1 Specification label (Model name, Manufacturing number ; MFG) 94 A T12345 9 0001 1.1.1 Model name 1.1.2 MFG number 1.2 Inverter specification 1.2.1 SJ300 1- 3 1- 4 1- 5 1- 6 1- 7 (Note) < > indicate the setting range of 75 to 150kW The others 1- 8 (Note) < > indicate the setting range of 75 to 150kW The others 1- 9 (Note 1) P044-P049 are displayed on a 0.4-55kW model. Option User selection 1 -10 1.2.2 L300P 1- 11 1- 12 1- 13 1- 14 (Note1)P044-P049 are displayed on a 0.4-75kW model. 1- 15 2- 1 2. TROUBLE SHOOTING CT offset EEPROM (contradiction) Trip contents Digital 2.1 Inverter trip contents, remedy, advice 2- 2 - 2- 3 2.2 Option error 2.2.1 Feed-back board (SJ-FB) 2.2.2 Digital-input option board (SJ-DG) 2.2.3 Device- Net option board (SJ-DN) The error display at the time of device network option board (SJ-DN) connection ERR1 2.3 Check of the trip monitor contents 2.4 Check of the warning monitor contents 2.5 Return to an initialization setup (Factory-shipment state) 3- 1 3.Debug Mode 3.1 Monitor mode 3- 2 3.2 Function mode Model Display -LF/LFR -> 200 -LFU -> 230 Model Display -HF/HFR -> 400 -HFE -> 400 -HFU -> 460 3.3 A setup of an inverter 3.3.1 Setting procedure 3.3.2 Initial cofiguration completion check procedure 3- 4 Table1.The correspondence table by the setting code model of SJ300 Table2.The correspondence table by the setting code model of L300P (Use area)b085 Table3.Use area code Local selection code C195 (Model selection) SJ300 00 L300P 01 4. The check of control power supply voltage and a control signal 4.1 Control power supply 4.2 Control signal 5. Maintenance and Inspection 5.1 Maintenance and Inspection 5.1.1 Daily inspection 5.1.2 Cleaning 5.1.3 Periodical inspection 5- 2 5.2 Daily and annual maintenance 5- 3 5.3 Megger test 5.4 Withstand voltage test 5- 4 5.5 How to check inverter & converter portion (Preparation) (How to check) 5.6 Parts replacement Page Page 5.7 Unit replacement Page Page Page Page Page SJ300-150 - 220LF , L300P-185 - 300LFR Circuit Diagram SJ300-300LF, L300P-370LFR Circuit Diagram SJ300-370-450LF, L300P-450-550LFR Circuit Diagram Logic Board SJ300-550LF,L300P-750LFR Circuit Diagram DM Board Page Page Page SJ300-150 - 220HF , L300P-185 - 300HFR Circuit Diagram SJ300-300HF , L300P-370HFR Circuit Diagram SJ300-370- 550HF,L300P-450-750HFR Circuit Diagram DM Board SJ300-750-1320HF , L300P-900-1320HFR Circuit Diagram