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NB 360 multi-module: current-share / module-comm loss and cooling pump contactor chatter. Input phase-loss often originates upstream — prove feeder before module bank swap.
Models
Fault index (4)
PE-NB-MODPower Electronics · NB 360 · DC Fast Chargers pro+Module communication loss
Module communication loss on power-electronics (nb-360): NB series HMI / keypad shows PE-NB-MOD. Techs see session abort…
1 confirmed
PE-NB-COOLPower Electronics · NB 360 · Liquid cooling solo+Cooling pump Contactor chatter
Cooling pump Contactor chatter on power-electronics (nb-360): NB series HMI / keypad shows PE-NB-COOL. Techs see session…
1 confirmed
PE-NB-GRIDPower Electronics · NB 360 · DC Fast Chargers solo+Input phase loss
Input phase loss on power-electronics (nb-360): NB series HMI / keypad shows PE-NB-GRID. Techs see session abort or stal…
2 confirmed
PE-NB-ISOPower Electronics · NB 360 · DC Fast Chargers solo+NB360 isolation
NB360 isolation on power-electronics (nb-360): NB series HMI / keypad shows PE-NB-ISO. Techs see session abort or stall …
2 confirmed