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ErrorLib — Industrial Fault Code Library

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E8055

Motor overload, current limit active

Bosch Rexroth · IndraDrive C Drive Controllers

What does E8055 mean?

The motor is experiencing an overload condition, and its current has reached the configured limit. This indicates that the motor is being driven beyond its continuous operating capacity, posing a risk of overheating.

Common Causes

  • Excessive mechanical load on the motor.
  • Continuous operation above the motor's rated current.
  • Incorrect motor parameters in the drive's configuration.
  • Mechanical binding or obstruction in the system.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Reduce the mechanical load on the motor to within its continuous operating specifications.

  2. 2

    Verify that the motor parameters (e.g., rated current, thermal model) in the drive are correctly configured to match the motor nameplate.

  3. 3

    Inspect the mechanical system for any binding, misalignment, or excessive friction that could cause an overload.

  4. 4

    Check the application's duty cycle to ensure the motor is not continuously operating in overload conditions.

Browse all codes in this manual (66)
Verified technical data. Last updated: April 2026

Related Faults

E2051Motor overtemp. prewarningE2053Target position out of travel rangeE2054Not homed
Source: Bosch Rexroth IndraDrive C Drive Controllers
Open Manual (Page 317)Search more codes in this manual