Qnergy PowerGen 5650 Series, Installation & Operation Manual

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F
AULT
M
ESSAGES
, P
OWER
G
EN
136
11005 Hall watchdog timer has
expired
• Update QEC firmware to
3.2.1 or later
• Problem with the engine
hall sensors
• Bad engine connection
11006 No hall pulses measured
• Problem with the engine
hall sensors
• Bad engine connection
11007 Brake current greater than
hardware limit
QEC hardware failure
11008 Output A circuit failed QEC hardware failure
11009 Output B circuit failed QEC hardware failure
11010 Output C circuit failed QEC hardware failure
11011 Abnormal total power balance QEC hardware failure
11012 Failed to start Helium pressure is low,
problem with the heat source
11013 Hall fit quality poor Hall switch point calibration is
wrong, problem with the
engine hall sensors
11014 Engine frequency is above or
below expected value
Hall switch point calibration is
wrong, problem with the
engine hall sensors, incorrect
engine pressure
12001 Positive or negative DC buses
fail to reach setpoint during
BBI operation
Low battery, faulty battery
12002 Positive bus voltage too low Low battery, faulty battery
12003 Positive bus voltage ripple too
high
QEC hardware failure
12004 Negative bus voltage too low Low battery, faulty battery
12005 Negative bus voltage ripple
too low
QEC hardware failure
Table 15-8 QEC Error Messages, QEC 3.5 (Firmware 3.X.X)
Fault Code Description Possible Causes