13/09/2026
âī¸ **INVT Servo Drive (DA200 / IS550) â Error Codes & Troubleshooting Guide**
āĻāύā§āĻĄāĻžāϏā§āĻā§āϰāĻŋāϝāĻŧāĻžāϞ āĻ
āĻā§āĻŽā§āĻļāύ⧠Servo Drive-āĻāϰ Error Code āϏāĻ āĻŋāĻāĻāĻžāĻŦā§ āĻŦā§āĻā§ Troubleshooting āĻāϰāĻž āĻ
āϤā§āϝāύā§āϤ āĻā§āϰā§āϤā§āĻŦāĻĒā§āϰā§āĻŖāĨ¤ āĻāĻāĻāĻŋ āĻā§āĻ Fault-āĻāϰ āĻāĻžāϰāĻŖā§ Machine Performance āĻāĻŽā§ āϝā§āϤ⧠āĻĒāĻžāϰ⧠āĻāĻŦāĻ Production āĻŦāύā§āϧ āĻšāϝāĻŧā§ āϝā§āϤ⧠āĻĒāĻžāϰā§āĨ¤
āĻāĻāĻā§āϰ āĻĒā§āϏā§āĻā§ āĻĨāĻžāĻāĻā§ **INVT DA200 / IS550 Servo Series**-āĻāϰ āĻāĻŋāĻā§ āĻā§āϰā§āϤā§āĻŦāĻĒā§āϰā§āĻŖ Error Code, āϏāĻŽā§āĻāĻžāĻŦā§āϝ āĻāĻžāϰāĻŖ āĻāĻŦāĻ āϏāĻŽāĻžāϧāĻžāύāĨ¤
đ´ **Er.200 / Er.201 â Driver Overcurrent**
đ āϏāĻŽā§āĻāĻžāĻŦā§āϝ āĻāĻžāϰāĻŖ:
âĸ Motor Phase Sequence (U, V, W) āĻā§āϞ
âĸ Motor Wiring-āĻ Short Circuit
âĸ āĻšāĻ āĻžā§ Load Spike āĻŦāĻž āĻ
āϤāĻŋāϰāĻŋāĻā§āϤ Load
âĸ Motor āĻŦāĻž Power Cable-āĻ Ground Short
đ§ **āϏāĻŽāĻžāϧāĻžāύ:**
â
Motor Wiring Order (U, V, W) āϝāĻžāĻāĻžāĻ āĻāϰā§āύāĨ¤
â
Motor Phase Resistance āĻĒāϰā§āĻā§āώāĻž āĻāϰā§āύāĨ¤
â
Motor Cable āĻ Ground Short āĻā§āĻ āĻāϰā§āύāĨ¤
â
Mechanical Load āϏāĻ āĻŋāĻ āĻāĻā§ āĻāĻŋ āύāĻž āϝāĻžāĻāĻžāĻ āĻāϰā§āύāĨ¤
---
đ **Er.400 / Er.410 â Overvoltage / Undervoltage**
đ āϏāĻŽā§āĻāĻžāĻŦā§āϝ āĻāĻžāϰāĻŖ:
âĸ Main DC Bus Voltage āĻ
āϤāĻŋāϰāĻŋāĻā§āϤ āĻŦā§āĻĄāĻŧā§ āϝāĻžāĻāϝāĻŧāĻž
âĸ Incoming Power Supply Voltage āĻāĻŽā§ āϝāĻžāĻāϝāĻŧāĻž
âĸ R, S, T Supply Line āĻ
āϏā§āĻĨāĻŋāϤāĻŋāĻļā§āϞ
âĸ Deceleration-āĻāϰ āϏāĻŽāϝāĻŧ āĻ
āϤāĻŋāϰāĻŋāĻā§āϤ Regenerative Energy
đ§ **āϏāĻŽāĻžāϧāĻžāύ:**
â
Incoming Main Supply (R, S, T) Voltage āĻĒāϰā§āĻā§āώāĻž āĻāϰā§āύāĨ¤
â
Power Supply Line āĻ Wiring Connection āϝāĻžāĻāĻžāĻ āĻāϰā§āύāĨ¤
â
Deceleration Setting āϏāĻ āĻŋāĻāĻāĻžāĻŦā§ Adjust āĻāϰā§āύāĨ¤
â
Regenerative Energy āĻ Braking Circuit āĻĒāϰā§āĻā§āώāĻž āĻāϰā§āύāĨ¤
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đĩ **Er.A20 â Encoder Communication Error**
đ āϏāĻŽā§āĻāĻžāĻŦā§āϝ āĻāĻžāϰāĻŖ:
âĸ Encoder Cable Loose Connection
âĸ Encoder Feedback Cable Damage
âĸ āĻ
āϤāĻŋāϰāĻŋāĻā§āϤ Electromagnetic Interference (EMI)
âĸ Improper Shielding āĻŦāĻž Grounding
đ§ **āϏāĻŽāĻžāϧāĻžāύ:**
â
Encoder Cable-āĻāϰ Connection āĻĒāϰā§āĻā§āώāĻž āĻāϰā§āύāĨ¤
â
CN2 Port Securely Connected āĻāĻā§ āĻāĻŋ āύāĻž āϝāĻžāĻāĻžāĻ āĻāϰā§āύāĨ¤
â
Encoder Cable Shielding āϏāĻ āĻŋāĻāĻāĻžāĻŦā§ āĻāϰā§āύāĨ¤
â
Drive āĻ Motor Grounding āĻĒāϰā§āĻā§āώāĻž āĻāϰā§āύāĨ¤
â
Feedback Cable-āĻ Damage āĻŦāĻž Noise āĻāĻā§ āĻāĻŋ āύāĻž āĻā§āĻ āĻāϰā§āύāĨ¤
---
# # # đ§ Professional Servo Drive Troubleshooting Tips
âī¸ Alarm Code āĻĻā§āĻā§ āϏāϰāĻžāϏāϰāĻŋ Component Replace āĻāϰāĻŦā§āύ āύāĻžāĨ¤
âī¸ āĻĒā§āϰāĻĨāĻŽā§ Power Supply, Wiring, Motor āĻāĻŦāĻ Encoder Feedback āĻĒāϰā§āĻā§āώāĻž āĻāϰā§āύāĨ¤
âī¸ Mechanical Load āĻ Parameter Setting āϝāĻžāĻāĻžāĻ āĻāϰā§āύāĨ¤
âī¸ Servo Drive-āĻāϰ Model āĻ
āύā§āϝāĻžāϝāĻŧā§ Manual āĻĨā§āĻā§ Alarm Code Confirm āĻāϰā§āύāĨ¤
âī¸ Electrical Troubleshooting-āĻāϰ āĻāĻā§ āĻ
āĻŦāĻļā§āϝāĻ Safety Procedure āĻ
āύā§āϏāϰāĻŖ āĻāϰā§āύāĨ¤
â ī¸ **Important Note:** Error Code-āĻāϰ Meaning āĻ Parameter Number Drive Model āĻāĻŦāĻ Firmware āĻ
āύā§āϝāĻžāϝāĻŧā§ āĻāĻŋāύā§āύ āĻšāϤ⧠āĻĒāĻžāϰā§āĨ¤ āϤāĻžāĻ āĻāĻžāĻā§āϰ āĻāĻā§ āϏāĻāĻļā§āϞāĻŋāώā§āĻ INVT Servo Drive Manual āĻĻā§āĻā§ āύāĻŋāĻļā§āĻāĻŋāϤ āĻšāϝāĻŧā§ āύāĻŋāύāĨ¤
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