User's Manual - Kitagawa Europe

AlarmsMAC mini iH Serieses Maintenance ManualErr. 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