User's Manual - Kitagawa Europe

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AlarmsMAC mini iH Serieses Maintenance <strong>Manual</strong>Err. No.320330400410510511Description of alarmC a u s eRegenerative overload1. Servo pack substrate is broken.2. Regenerative energy exceeds the limit.3. Power source voltage exceeds 270V.4. Servo pack is broken.Main circuit power source wiring error1. Servo pack is broken.2. AD power source is supplied withDC power source input. Or DCpower source is supplied with ACpower source input.3. PRM633 is not 0 when regenerativeresistance is not connected.Over voltage1. AD power source voltage exceeds 290V.2. Working frequency is high, andloading moment of inertia is high.3. Servo pack is broken.Under voltage1. AC power source voltage is below 120V.2. Servo pack fuse is meltdown.3. Inrush current limit resistance is broken.4. Momentary blackout occurs.5. Motor and cable are short-circuited.Over speed1. Servo pack substrate is broken.2. The order among U, V and Wphases in the motor wiring is wrong.3. Encoder wiring is wrong.4. Noise occurs in the encoder and it isoperated in mistake.5. Over input of commands for location andspeed.Dividing pulse output speed1. Dividing pulse output frequencyexceeds 1.6MHz.D e t a i l sC o u n t e r m e a s u r e sRegenerative energy exceeds the limit.1. Replace the servo pack.2. Review the loading and operation conditions.3. Set an adequate voltage.4. Replace the servo pack.1. Replace the servo pack.2-1. Check and correct the wiring.2-2. Check PRM501 and set it to 0.3. Check PRM633 and set it to 0.DC voltage in the main circuit exceeds DC410V.1. Set AC power source voltage within the normal range.2. Review the loading and operation conditions.3. Replace the servo pack.DC voltage in the main circuit is below DC170V.1. Adjust AC power source voltage within the normal range.2,3. Replace the servo pack.4. Reset the alarm and start an operation.5. Replace the motor. Repair the cable.Feedback speed that exceeds the maximum frequency1.1 is detected.1. Replace the servo pack.2. Correct the motor wiring.3. Correct the encoder wiring.4. Countermeasures against noise in the encoder wiring.5. Reduce the command value.1-1. Check the PG dividing ratio (PRM566).1-2. Reduce the motor revolving speed.I1-22 KITAGAWA
MAC mini iH Series Maintenance <strong>Manual</strong>AlarmsErr. No.520Description of alarmVibration alarmC a u s e1. Abnormal vibration is detectedduring the motor rotation.2. The value of moment of inertia ishigher than real value. Or it changeswith great fluctuation.D e t a i l sC o u n t e r m e a s u r e sAbnormal vibration is detected during the motorrotation.1-1. Reduce the revolving speed.1-2. Reduce the speed loop gain (PRM510).2. Set the ratio of moment of inertia (PRM513) within anadequate range.710 Over load (Momentary maximum load) High load is rotated instantaneously.7207307407A0Over load (Continuous maximum load)1. Servo pack is broken.2. Motor wiring is incorrect.3. Encoder wiring is incorrect.4. Effective torque exceeds the ratedtorque.5. Startup torque exceeds either therated torque or the maximum torqueby a large margin.DB over load1. Servo pack substrate is broken.2. Rotating energy when dynamicbrake (DB) is shut down exceeds thecapacity of DB resistance.Inrush current limit resistance overload1. Servo pack substrate is broken.2. Inrush current resistance exceeds thelimit of permissible frequency whenthe main circuit power source isON/OFF.Heat sink overheat1. Servo pack substrate is broken.2. Servo pack substrate and thermoswitch are not connected properly.3. Servo pack fan stops.4. The load exceeds the rated load.5. The ambient temperature of theservo pack exceeds 55.Load is rotated for a certain period with a torqueexceeding the rating.1. Replace the servo pack.2. Correct the motor wiring.3. Correct the encoder wiring.4,5. Review the conditions for loading and operation.Rotating energy when dynamic brake (DB) is shutdown exceeds the capacity of DB resistance.1. Replace the servo pack.2-1. Reduce the working frequency for motor.2-2. Reduce the load moment of inertia.2-3. Reduce the occurrence of DB shutdown.Switch the main circuit power source ON/OFF at thefrequency that exceeds 10times/2min.1. Replace the servo pack.2. The number of times for the main circuit power source toswitch ON/OFF must be 5 times per min. or less.The temperature of the heat sink in the servo packexceeds 100.13. Replace the servo pack.4. Review the conditions for loading and operation.5. Lower the ambient temperature around the controller.KITAGAWA I1-23
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MAC mini iH Series User’s Manual
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PARTS LISTParts List
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User's Manual - Kitagawa Europe

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