101501-695 REV B 38
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APPENDIX A
FAULT CAUSE AND EFFECT
High Temperature
The fault occurs when the oil temperature inside the Monoblock reaches
65
O
C.
This fault will produce the following results:
Light the Over Temp (OT) LED
Respond to a Request Fault command with Fault #001
Shutdown the unit
Change the status of pin 7 of the analog interface to ‘Active low’
This is a latched fault
ARC Fault
There are two ARC fault conditions:
a) When a single arc occurs, this fault will produce the following results:
Light the ARC LED for about 30 seconds
Respond to a Request Fault command with FLT # 002
This is not a latched fault and will not shutdown the unit
b) When multiple Arcs occur (4 arc events during a 10sec period), this
fault will produce the following results:
Light the ARC LED
Respond to a Request Fault command with FLT # 002
Shutdown the unit
Change the status of pin 7 of the analog interface to ‘Active low’.
This is a latched fault
High mA
There are two High mA conditions:
a) When output current exceeds 10% of max rated current
b) When output current exceeds the reference set value by 18%
This fault will produce the following results:
Light the Over Current (OC) LED
Respond to a Report Fault Command with Fault #003
Shutdown the unit
Change the status of pin 7 of the analog interface to ‘Active low’
This is a latched fault
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