Temperatures, Etc; Db (Dyn Brk); Protects The Dynamic Brake Resistor From Over-Heating - GE Fuji Electric AF-300ES Instructions Manual

Protective
Function
Over heat Protects the Drive against overheating caused by
overload operation, cooling fan failure, abnormal high ambient

temperatures, etc.

OVER HEAT OH1 (drive heatsink), Operating conditions that need to be reviewed:
Drive
Display
OVER HEAT OH3 (drive PCB), Operating conditions that need to be reviewed:
Drive
Display
Protective
Function

DB (Dyn Brk)

Protects the dynamic brake resistor from over-heating

OVER HEAT dbH (Drive Dynamic Braking), Operating conditions that need to be reviewed:
Drive
Display
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Function Explanation
FAN FAILURE
HIGH TEMP
FIN STUFF
L AIR FLOW
HIGH TEMP
L AIR FLOW
Function Explanation
BRK INTERVAL
2 8 SETTING
8-4
LED Alarm RY
Remarks
Display (30A, B & C)
O H 1 Fin temp.
O H 3 Internal
temp.
LED Alarm RY
Remarks
Display (30A, B & C)
d b H
X
X