JRC JMR-92 Series Field Service Manual page 68

Marine radar equipment, ecdis conning display
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Output
AC Output
100-220Vac
50/60Hz
Single phase
DC Output
48Vdc
24Vdc
(M+, M-)
24Vdc
(1A, 2A)
24Vdc (CCU)
24Vdc (MNU)
12Vdc
(P+12V)
Alarm Signals
AC FAIL
DC EMPTY
FAN_ALM
N_PWRGD
Chapter 2 System Configuration
Table 2.2.3 The list of PSU output section
For
AC Scanner
Through output.
Motor
Overcurrent protection by a circuit breaker.
Overvoltage and overcurrent protection by a solid
AC Scanner
state switch.
DC Scanner
Through output.
Motor
Overcurrent protection by a blade fuse.(15A)
Through output.
DC Scanner
Overcurrent protection by a blade fuse.(15A)
Overvoltage and overcurrent protection by a solid
CCU
state switch.
Overvoltage and overcurrent protection by a solid
MNU
state switch.
CCU, OPU,
Standby output.
GIF, RIF
AC input low voltage alarm.
Open Collector Output
CCU
Logic Level H (within 40ms) :100-220Vac IN is less
than 75Vac typ.
DC input low voltage alarm.
Open Collector Output
CCU
Logic Level H (within 40ms) : 24Vdc IN is less than
18Vdc typ.
Fan anomaly alarm.
CCU
Open Collector Output
Logic Level H: the Fan motor anomaly.
Power good signal.
Open Collector Output.
CCU
Logic Level H: PSU has low output voltage under
output anomaly ( overvoltage, overcurrent ) or inner
temperature anomaly.
Detail
2-10

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