User Manual

7. Message Description
Type Code Description Measures
If it is not removed until the time
limit is reached, it is converted to a
significant event.
PROTECTION E402 OVER CURRENT TZ
FAULT
Occurs on INVERTER hardware
protection.
Wait until the event message
disappears. After the event message
is removed, it automatically returns
to normal.
If it is not removed until the time
limit is reached, it is converted to a
significant event.
PROTECTION E403 TEMPERATURE SENSOR When the temperature sensor
connection is abnormal.
Wait until the event message
disappears. After the event message
is removed, it automatically returns
to normal.
PROTECTION E404 PV MIS-WIRING When the PV mis-wiring states is
abnormal.
Wait until the event message
disappears. After the event message
is removed, it automatically returns
to normal.
[Table 7-6: System general events protection list]
7.2.6 BMS General Events
Type Code Description Measures
WARNING E501 OVER VOLTAGE
PROTECTION-CELL
When the maximum cell voltage is
above Warning level.
Automatically returns to normal
when the maximum cell voltage
goes below the limit value.
PROTECTION E502 OVER VOLTAGE
PROTECTION-CELL
When the maximum cell voltage is
above Protection level, thus
terminating the system.
Automatically returns to normal
when the maximum cell voltage
goes below the limit value.
WARNING E503 UNDER VOLTAGE
PROTECTION-CELL
When the minimum cell voltage is
below Warning level.
Automatically returns to normal
when the minimum cell voltage
goes above the limit value.
United Kingdom (Eng.) 05/2015. Rev1.1 45