MELSERVO MR-J2S- /L50132B Error E0: Excessive regenerative warning

Servo amplifier and motor · taken from the manufacturer’s manual, pages cited

Warning codeE0

Excessive regenerative warning if regenerative power exceeds brake resistor capacity or load is too high. The manual's first action is: “1. Reduce frequency of positioning. 2. Change regenerative brake option for the one with larger capacity. 3. Reduce load.”

Model
MELSERVO MR-J2S- /L50132B
Display shows
Excessive regenerative warning (E0)
Type
Warning code
Source
Manual p. 108

What E0 means

Excessive regenerative warning p. 114

Common causes

  • There is a possibility that regenerative power may exceed permissible regenerative power of built-in regenerative brake resistor or regenerative brake option. p. 114

What to do

  1. 1. Reduce frequency of positioning. 2. Change regenerative brake option for the one with larger capacity. 3. Reduce load. p. 114

Before you service the product, read the safety instructions in the manual p. 2.

If E0 is still not resolved

  • contact service / dealer p. 2
    “Do not attempt to install, operate, maintain or inspect the servo amplifier and servo motor until you have read through this Instruction Manual, Installation guide, Servo motor Instruction Manual and appended documents carefully and can use the equipment correctly.”
  • contact service / dealer p. 3
    “Any person who is involved in wiring and inspection should be fully competent to do the work.”

This page summarises what the manufacturer’s manual says about E0; each statement links to the page it comes from, and quoted lines are copied word for word. It is not a substitute for the manual or for a qualified installer. ManualLib is not affiliated with MELSERVO. Found a mistake? Report an error.