Issue:
having ANSI 27R in MICOM P143
Environment;
MICOM protection functions
Resolution:
Micom P143 can not carry out Remanent Undervoltage protection function (ANSI 27R)/Anti-backspin. To have this protection function,the relay settings for Voltage Transformer (VT) connection must have the option ( 2VT + Remanent ) .
As seen in the below screenshots from Easergy studio, this option is available in MICOM P24x (Motor application) settings but not in P143.
Also the below logic of the protection function exists in MICOM P24x but not in P143;
having ANSI 27R in MICOM P143
Environment;
MICOM protection functions
Resolution:
Micom P143 can not carry out Remanent Undervoltage protection function (ANSI 27R)/Anti-backspin. To have this protection function,the relay settings for Voltage Transformer (VT) connection must have the option ( 2VT + Remanent ) .
As seen in the below screenshots from Easergy studio, this option is available in MICOM P24x (Motor application) settings but not in P143.
Also the below logic of the protection function exists in MICOM P24x but not in P143;
Released for: Schneider Electric United Arab Emirates
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