Siemens SENTRON 3WL10 Series Manual page 165

L S
On
Flashing fast
(2 Hz)
On
On
On
Flashing fast
(2 Hz)
Air circuit breaker 3WL10
Manual, 11/2017, L1V30499596002-01
I G
On
Flashing fast
(2 Hz)
On
On
Alarm / status Measure / comment
Tripping on hardware Check the circuit
fault breaker and
accessories.
Temperature alarm Lower the ambient
temperature or
reduce the continuous
operating current.
Pre-alarm L, power
flow is greater than
90 % of the threshold
value
Circuit breaker has Clear faults in the
been tripped by the power system and
L release close the circuit
breaker again.
Circuit breaker has Clear faults in the
been tripped by the power system and
S release close the circuit
breaker again.
Circuit breaker has Clear faults in the
been tripped by the power system and
I release close the circuit
breaker again.
Circuit breaker has Clear faults in the
been tripped by the power system and
G release close the circuit
breaker again.
Threshold has been Reduce rated current
exceeded, tripping (disconnect loads)
delay is elapsing
Operation
6.2 Alarms
163