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USER MANUAL of HPC-250HT
7.1.1.4 Failure handling
In case of a failure occurring at any state of the HPC-250HT operation, the system behavior
is determined by to the occurred event.
-
In case of an "Emergency" event, the system de-energizes the cubicle except the
HPC-250HT user interface
o The red light on the front of the cabinet is illuminated (-H1)
o The AC side main contactor is opened automatically – disconnection from the
AC side (-K1)
o The DC side circuit breaker is opened automatically – disconnected from the
DC side (-Q1)
o Auxiliary power supply except User Interface is interrupted
o Cooling system shuts down automatically (1 diode module cooling fan (E1-A2-
M1), 2 DC side cabinet cooling fans (E1-M2, E1-M3), 2 AC side cabinet
cooling fans (-M4, -M5), 5 three phase inverter cooling fans (E1-A1))
o With "Fault Report Sending" enabled, an emergency email is sent by the
HPC-250HT containing a timestamp and a description of the occurred
emergency
-
In case of a trip event, the system de-energizes the cubicle except the HPC-250HT
user interface, cooling system and auxiliary power system
o The red light on the front of the cabinet is illuminated (-H1)
o The AC side main contactor is opened automatically – disconnection from the
AC side (-K1)
o The DC side circuit breaker is opened automatically – disconnected from the
DC side (-Q1)
o Cooling system shuts down automatically after 30 seconds counted from the
trip event being recognized (1 diode module cooling fan (E1-A2-M1), 2 AC
side cabinet cooling fans (-M4, -M5), 5 three phase inverter cooling fans (E1-
A1))
o With "Fault Report Sending" enabled, a trip email is sent by the HPC-250HT
containing a timestamp and a description of the occurred trip
-
In case of an alarm event, the system operation is not effected at the instant of event
happening.
o With "Fault Report Sending" enabled, an alarm email is sent by the HPC-
250HT containing a timestamp and a description of the occurred alarm
PE07019-022-B
Page 67 of 69
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