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SJ300 Series

Full Feature Performance for Applications Requiring High Starting Torque and Functional Versatility

Powerful Operation with Advanced Sensorless Vector Control

• High starling torque of 200% or greater at 0.5Hz
• Rotational fluctuation at low speed has been drastically reduced to enhance process stability and precision.
• High torque of 150% at approximately 0Hz
• High torque multi-motor operation
• On-line/off-line auto-tuning

Versatile Functions Encompass More Applications

• Intelligent input/output terminal system
• Analog output terminals in addition to the pulse output monitor
• Auxiliary speed input
• Third motor constants setting
• Fan ON/OFF selection
• PID operation
• Deceleration and stop at power failure
• UP/DOWN function
• Frequency scaling conversion
• 3-wire function
• P/Pl control selection

Ease of Maintenance

• Easy-removable Cooling Fan and DC Bus Capacitor
• Removable Control Circuit Terminals

Environmental Friendliness

• EMI Filters (Optional)
• Reduced Noise from Control Power Supply

Ease of Operation

• Removable Digital Operator
• Multilingual Operator with Copy Function
• User Selection of Command Functions ("Quick Men")
• Built-in RS-485
• Optional PC Drive Configuration Software

Protection for Various Installation Environments

• Standard Enclosure: IP20 (NEMA1*1)
• IP54 (NEMA12), please contact Hitachi sales office.

Global Performance

CE, UL, c-UL, C-Tick approvals (EMI filters are available as an option.)

Compatibility with networks such as DeviceNetTm, PROFIBUS(R) , LONWORKS(R), ModbUS(R) RTU, and EthernetTM, with communication options (available soon).

Note 1 : Up to 22M.
An optional conduit box is required for SJ300-300HFE/U to 550HFE/U to meet NEMA1.