TMS7 ME00070B Error 9: Undercurrent trip

TMS7 soft starter · taken from the manufacturer’s manual, pages cited

Fault code9

The TMS7 has measured a run current lower than the limit set in Function 8. Undercurrent Protection. The manual's first action is: “1. Identify and correct the cause of the undercurrent event.”

Model
TMS7 ME00070B
Display shows
Undercurrent trip (9)
Type
Fault code
Source
Manual p. 29

What 9 means

Undercurrent trip p. 29

Common causes

  • The TMS7 has measured a run current lower than the limit set in Function 8. Undercurrent Protection. p. 29

Safety warnings — read before you start

  • CAUTIONGROUNDING AND BRANCH CIRCUIT PROTECTION. It is the responsibility of the user or person installing the TMS7 to provide proper grounding and branch circuit protection according to the National Electric Code (NEC ®) and local codes . p. 3

What to do

  1. 1. Identify and correct the cause of the undercurrent event. p. 29

If 9 is still not resolved

  • 1. Identify and correct the cause of the undercurrent event. p. 29
    “1. Identify and correct the cause of the undercurrent event.”
Open the manual at page 29 All ME00070B error codes Manual details & download

This page summarises what the manufacturer’s manual says about 9; 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 TMS7. Found a mistake? Report an error.