Tronair 112850D0000, Руководство по эксплуатации и обслуживанию

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28.5 VDC Ground Power Unit
Models 112850S0000 112850S0100 112850S0200
112850D0000 112850D0100/AV 112850D0100-A5 112850D0200
112860S0000 112860S0100 112860S0100-A4 112860S0100-A6 112860S0200
112860D0000 112860D0100 112860SD100-A5 112860D0200 112860SD200-A5
06/2013 | Rev. 03 Page | 15
6.0 TROUBLE SHOOTING (continued)
6.2 PROCEDURES IN THE EVENT OF MALFUNCTIONS
Follow the steps below in case of malfunctions:
Action Upon Fault Detection
Fault
Description
Condition
Fault Sense
Location
Input
Breaker
DC Output
Contactor
SCR Firing
Enable
(Green)
Input
Voltage
LED
Amber
Warning
LED
Red
Fault
LED
Output
Contact
or LED
Recovery Notes
None Normal
Firing Board to
Interface Board
ON ON Enabled ON OFF OFF ON None
Missing
Phase
Any phase voltage
missing (>5% of
rated voltage)
Firing Board to
Interface Board
Opened
Immediately
Unit Power
Is Off
Unit Power Is
Off
Unit
Power
Is Off
Unit
Power Is
Off
Unit
Power
Is Off
Unit
Power
Is Off
Input Breaker
Must be Cycled
Input
Overvoltage
Secondary AC
Voltage >115% of
max voltage range
Interface Board
Opened
Immediately
Unit Power
Is Off
Unit Power Is
Off
Unit
Power
Is Off
Unit
Power Is
Off
Unit
Power
Is Off
Unit
Power
Is Off
Input Breaker
Must be Cycled
Input Under
Voltage
Primary AC
Voltage <85% of
rated voltage
Interface Board
ON ON ON BLINK ON OFF ON
Automatic when
condition
changes
If input voltage is
to low unit will
brown out
Output Over
Voltage
Output Voltage
>103% of Max of
32.5V at unit
output (> 33.5V)
Interface Board ON
Opened
After
100ms
Disabled
Immediately
On BLINK BLINK OFF
Input Breaker
Must be Cycled
Output
Under
Voltage
Output <97% of
Min of 24 V at unit
output (< 23.3V)
Interface Board
ON ON ON ON BLINK OFF ON
Automatic when
condition
changes
Output High
Over Current
Output Current >
2100A
Interface Board
ON
Opened
After
100ms
Disabled
Immediately
ON ON BLINK OFF
Input Breaker
Must be Cycled
Transformer
Over-
Temperature
Any/All Core
Temperature
> 180°C
Transformer
Thermal
Switches to
Interface Board
ON
Opened
After
100ms
Disabled
Immediately
ON ON ON OFF
Input Breaker
Must be Cycled
SCR Over-
Temperature
Any/All SCR
Temperature
> 82°C
SCR/Heatsink
Thermal
Switches to
Interface Board
ON
Opened
After
100ms
Disabled
Immediately
ON OFF BLINK OFF
Input Breaker
Must be Cycled