Tried disconnecting all comm devices and reconnecting all, flashed nST a couple times then back to err7.

There are numerous reasons why NST is present on the Altivar Drives.

Faults which cannot be reset automatically (continued) Fault Name Probable cause Remedy. .


fc-falcon">Altivar ® 71 Programming Guide.

. com). Cause: NST is not a fault but rather a status indicating the drive is in a freewheel stop condition.


. Cause: The drive status is showing NST on the main display and it will not clear. telemecanique.

Environment: All. Resolution: Here are a few possible causes: (A) If a directional run command (forward or reverse) is present on power up of the drive and the drive is set for 2C (2-wire) with [trn] transition.

Configuring communication fault management _____ 21 Diagnostics_____ 22.


177K subscribers. Index of parameter codes_____ 280.

The drive will not run. You will.

I'd like to receive news and commercial info from Schneider Electric and its affiliates via electronic communication means such as email, and I agree to the collection of information on the opening and clicks on these emails (using invisible pixels in the images), to measure performance of our.

Environment: All.

com Fax 919-217-6508 DANGER HAZARD OF ELECTRIC SHOCK, EXPLOSION, OR ARC FLASH • Read and understand this manual before installing or operating the Altivar 61 or 71 drive.

3 SETTINGS 1. class=" fc-falcon">ATV71-simpl. LINK FLT] InF4 [INTERNAL.

. Jun 29, 2022 · For the ATV61/71 VFD only: If the drive is running, and the voltage applied to the PWR input terminal drops below +19Vdc, the drive will stop and display NST. Motor Short Circuit: the motor insulation is already failing from the standing wave spikes. Parameter codes are displayed on the integrated 7-segment display terminal in round brackets. . se.


1755863 11/2009 3. Index of parameter codes_____ 280.

Cause: The drive status is showing NST on the main display and it will not clear.

5 IE 13 and above of the Altivar 61 firmware.

fc-smoke">May 19, 2022 · Altivar ATV31 and ATV312.

Environment: All.

3- Fils ou câble d'alimentation non blindés, liaison éventuelle vers l'inductance de ligne.