Solar Lattice

Fault codes › ABB / FIMER › UNO-DM-3.3/3.8/4.6/5.0-TL-PLUS-US

ABB / FIMER UNO-DM-3.3-5.0-PLUS E027

Code
E027
Shown as
Error Meas V
Vendor severity
Error
Page
130
ID
fc:abb-uno-dm-3-3-5-0-plus-us-e27
IRI
https://solarlattice.org/kb/fc/abb-uno-dm-3-3-5-0-plus-us-e27
Status
active
Also known as
E027, e27, ABB / FIMER E027, Error Meas V
Category
Inverters
Class fault drafted · lead
Production not stated
Clears after a manual reset drafted · lead

Decoded

Reports AC voltage measurement mismatch; look at inverter; do: inverter restart, contact manufacturer service.

What can be behind AC voltage measurement mismatch

Failure modes that present as the reported condition, and the tests that tell them apart.

Defined in

The manufacturer's own cause and corrective text is not reproduced here.

Same condition on other equipment

ABB / FIMER
ABB / FIMER PVS-166-175-TL E027, ABB / FIMER PVS-60-TL E027, ABB / FIMER TRIO-20.0-27.6-TL E027, ABB / FIMER UNO-DM-6.0-PLUS E027
SMA
SMA SC-CP-XT 6451, SMA SC-CP-XT 6452

Same code in other families

Claims

defined_in

c1 drafted · lead FIMER UNO-DM-3.3-5.0-TL-PLUS-US-Q Product Manual RevB

c2 drafted · lead UNO-DM-3.3-5.0-TL-PLUS-US Product Manual RevA

has_event_class

c3 drafted · lead Fault (device stops or needs intervention)

from the code prefix

reports

c4 drafted · lead AC voltage measurement mismatch

Redundant internal grid voltage measurements disagree

review note: support check: partial - Redundant internal grid voltage measurement error is stated, but 'disagree/mismatch' is only implied.

affects

c5 drafted · lead Inverter

mitigated_by

c6 drafted · lead Inverter restart

c7 drafted · lead Contact manufacturer service

has_recovery

c8 drafted · lead Manual reset (operator restarts or acknowledges)

Power cycle first; contact service if it persists

review note: support check: partial - Power cycle then contact service is stated, but clearing by manual reset isn't stated.

applies_to

c9 drafted · lead UNO-DM-3.3/3.8/4.6/5.0-TL-PLUS-US string inverter

Data