en
– Original instructions
42
7.6.1 Alarm codes
Table 15: Alarm codes
Alarm
code
Description
Cause
A03
Derating
Temperature too high
A05
Data memory alarm
Data memory corrupted
A06
LOW alarm
Lack of water detection (if = ALR)
A15
EEPROM write failure
A20
Internal alarm
A30
Multi-pump connection alarm
Multi-pump connection corrupted
A31
Multi-pump comm. lost
Multi-pump connection lost
7.6.2 Error codes
Table 16: Error codes
Error
code
Description
Cause
E01
Internal communication error
Internal communication lost
E02
Motor overload error
High motor current
E03
DC-bus overvoltage error
DC-bus overvoltage
E04
Trip control error
Motor stall
E05
EEPROM Data memory error
EEPROM Data memory corrupted
E06
Grid voltage error
Voltage supply out of operating range
E07
Motor winding temperature error
Motor thermal protection trip
E08
Power module temperature error
Frequency converter thermal protection trip
E09
Generic Hardware error
Hardware error
E10
Dry-run error
Dry run detection
E11
LOW error
Lack of water detection (if = ERR)
E12
Pressure sensor error
Missing pressure sensor (not present in ACT)
E14
Low pressure error
Pressure below minimum threshold (not present
in ACT)
E30
Multi-pump protocol error
Incompatible multi-pump protocol
Summary of Contents for LOWARA e-SVE
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