LEGRAND VR61-18 Manuel De L'utilisateur page 57

Alarm A46
Description This alarm is only active on PARALLEL systems. Continuity is not
ensured in the event of a fault on one of the UPS units.
➢ The total load is higher than the maximum expected value.
Possible
causes
➢ Possible failure on the measuring circuit.
Solutions 1. Check the load fed by the system.
2. If the alarm persists, contact our Technical Support Service.
Alarm A47
Description Internal error.
➢ Microcontroller communication problems.
Possible
causes
Solutions 1. Contact our Technical Support Service.
Alarm A48
Description Internal error.
➢ Microcontroller communication problems.
Possible
causes
Solutions 1. Contact our Technical Support Service.
Alarm A49
Description Internal error.
➢ Microcontroller communication problems.
Possible
causes
Solutions 1. Contact our Technical Support Service.
Manuel de l'utilisateur de l'ASI
PAR LOST REDUND
SEND PARAM ERROR
RCV PARAM ERROR
TEST MODE ERROR
UPS user manual
Utilizzo dell'UPS
OMP06145 REV. D 57