What is nrdY status on an ATS22 soft starter?

Issue:
ATS22 shows nrdY on display.

Product Line:
Altistart ATS22

Environment:
All

Cause:
nrdY status

Resolution:
There are 2 possibilities.
A stop command is present, with line and control power ON. This means:
LI1 = 0 and LI2 = 1 when in 2 wire control
LI1 = 1 and LI2 = 1 at power up when in 3 wire control

Or
The main line power is not applied to L1, L2, L3.

Publié pour:Schneider Electric Belgium